Merge tag 'upstream-3.7-rc1' of git://git.infradead.org/linux-ubifs

Pull ubifs changes from Artem Bityutskiy:
 "No big changes for 3.7 in UBIFS:
   - Error reporting and debug printing improvements
   - Power cut emulation fixes
   - Minor cleanups"

Fix trivial conflict in fs/ubifs/debug.c due to the user namespace
changes.

* tag 'upstream-3.7-rc1' of git://git.infradead.org/linux-ubifs:
  UBIFS: print less
  UBIFS: use pr_ helper instead of printk
  UBIFS: comply with coding style
  UBIFS: use __aligned() attribute
  UBIFS: remove __DATE__ and __TIME__
  UBIFS: fix power cut emulation for mtdram
  UBIFS: improve scanning debug output
  UBIFS: always print full error reports
  UBIFS: print PID in debug messages

20 files changed, 451 insertions, 578 deletions

diff --git a/fs/ubifs/budget.c b/fs/ubifs/budget.c
index 969489e478bc..e8e01d74dc05 100644
--- a/fs/ubifs/budget.c
+++ b/fs/ubifs/budget.c
@@ -342,9 +342,8 @@ static int do_budget_space(struct ubifs_info *c)
 	lebs = c->lst.empty_lebs + c->freeable_cnt + c->idx_gc_cnt -
 	       c->lst.taken_empty_lebs;
 	if (unlikely(rsvd_idx_lebs > lebs)) {
-		dbg_budg("out of indexing space: min_idx_lebs %d (old %d), "
-			 "rsvd_idx_lebs %d", min_idx_lebs, c->bi.min_idx_lebs,
-			 rsvd_idx_lebs);
+		dbg_budg("out of indexing space: min_idx_lebs %d (old %d), rsvd_idx_lebs %d",
+			 min_idx_lebs, c->bi.min_idx_lebs, rsvd_idx_lebs);
 		return -ENOSPC;
 	}
 
diff --git a/fs/ubifs/commit.c b/fs/ubifs/commit.c
index 8eda717cb99b..ff8229340cd5 100644
--- a/fs/ubifs/commit.c
+++ b/fs/ubifs/commit.c
@@ -293,8 +293,8 @@ int ubifs_bg_thread(void *info)
 	int err;
 	struct ubifs_info *c = info;
 
-	dbg_msg("background thread \"%s\" started, PID %d",
-		c->bgt_name, current->pid);
+	ubifs_msg("background thread \"%s\" started, PID %d",
+		  c->bgt_name, current->pid);
 	set_freezable();
 
 	while (1) {
@@ -328,7 +328,7 @@ int ubifs_bg_thread(void *info)
 		cond_resched();
 	}
 
-	dbg_msg("background thread \"%s\" stops", c->bgt_name);
+	ubifs_msg("background thread \"%s\" stops", c->bgt_name);
 	return 0;
 }
 
@@ -514,7 +514,7 @@ struct idx_node {
 	struct list_head list;
 	int iip;
 	union ubifs_key upper_key;
-	struct ubifs_idx_node idx __attribute__((aligned(8)));
+	struct ubifs_idx_node idx __aligned(8);
 };
 
 /**
diff --git a/fs/ubifs/compress.c b/fs/ubifs/compress.c
index 11e4132f314a..2bfa0953335d 100644
--- a/fs/ubifs/compress.c
+++ b/fs/ubifs/compress.c
@@ -112,8 +112,7 @@ void ubifs_compress(const void *in_buf, int in_len, void *out_buf, int *out_len,
 	if (compr->comp_mutex)
 		mutex_unlock(compr->comp_mutex);
 	if (unlikely(err)) {
-		ubifs_warn("cannot compress %d bytes, compressor %s, "
-			   "error %d, leave data uncompressed",
+		ubifs_warn("cannot compress %d bytes, compressor %s, error %d, leave data uncompressed",
 			   in_len, compr->name, err);
 		 goto no_compr;
 	}
@@ -176,8 +175,8 @@ int ubifs_decompress(const void *in_buf, int in_len, void *out_buf,
 	if (compr->decomp_mutex)
 		mutex_unlock(compr->decomp_mutex);
 	if (err)
-		ubifs_err("cannot decompress %d bytes, compressor %s, "
-			  "error %d", in_len, compr->name, err);
+		ubifs_err("cannot decompress %d bytes, compressor %s, error %d",
+			  in_len, compr->name, err);
 
 	return err;
 }
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index 340d1afc1302..62911637e12f 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -219,15 +219,15 @@ const char *dbg_jhead(int jhead)
 
 static void dump_ch(const struct ubifs_ch *ch)
 {
-	printk(KERN_ERR "\tmagic          %#x\n", le32_to_cpu(ch->magic));
-	printk(KERN_ERR "\tcrc            %#x\n", le32_to_cpu(ch->crc));
-	printk(KERN_ERR "\tnode_type      %d (%s)\n", ch->node_type,
+	pr_err("\tmagic          %#x\n", le32_to_cpu(ch->magic));
+	pr_err("\tcrc            %#x\n", le32_to_cpu(ch->crc));
+	pr_err("\tnode_type      %d (%s)\n", ch->node_type,
 	       dbg_ntype(ch->node_type));
-	printk(KERN_ERR "\tgroup_type     %d (%s)\n", ch->group_type,
+	pr_err("\tgroup_type     %d (%s)\n", ch->group_type,
 	       dbg_gtype(ch->group_type));
-	printk(KERN_ERR "\tsqnum          %llu\n",
+	pr_err("\tsqnum          %llu\n",
 	       (unsigned long long)le64_to_cpu(ch->sqnum));
-	printk(KERN_ERR "\tlen            %u\n", le32_to_cpu(ch->len));
+	pr_err("\tlen            %u\n", le32_to_cpu(ch->len));
 }
 
 void ubifs_dump_inode(struct ubifs_info *c, const struct inode *inode)
@@ -238,43 +238,43 @@ void ubifs_dump_inode(struct ubifs_info *c, const struct inode *inode)
 	struct ubifs_dent_node *dent, *pdent = NULL;
 	int count = 2;
 
-	printk(KERN_ERR "Dump in-memory inode:");
-	printk(KERN_ERR "\tinode          %lu\n", inode->i_ino);
-	printk(KERN_ERR "\tsize           %llu\n",
+	pr_err("Dump in-memory inode:");
+	pr_err("\tinode          %lu\n", inode->i_ino);
+	pr_err("\tsize           %llu\n",
 	       (unsigned long long)i_size_read(inode));
-	printk(KERN_ERR "\tnlink          %u\n", inode->i_nlink);
-	printk(KERN_ERR "\tuid            %u\n", (unsigned int)i_uid_read(inode));
-	printk(KERN_ERR "\tgid            %u\n", (unsigned int)i_gid_read(inode));
-	printk(KERN_ERR "\tatime          %u.%u\n",
+	pr_err("\tnlink          %u\n", inode->i_nlink);
+	pr_err("\tuid            %u\n", (unsigned int)i_uid_read(inode));
+	pr_err("\tgid            %u\n", (unsigned int)i_gid_read(inode));
+	pr_err("\tatime          %u.%u\n",
 	       (unsigned int)inode->i_atime.tv_sec,
 	       (unsigned int)inode->i_atime.tv_nsec);
-	printk(KERN_ERR "\tmtime          %u.%u\n",
+	pr_err("\tmtime          %u.%u\n",
 	       (unsigned int)inode->i_mtime.tv_sec,
 	       (unsigned int)inode->i_mtime.tv_nsec);
-	printk(KERN_ERR "\tctime          %u.%u\n",
+	pr_err("\tctime          %u.%u\n",
 	       (unsigned int)inode->i_ctime.tv_sec,
 	       (unsigned int)inode->i_ctime.tv_nsec);
-	printk(KERN_ERR "\tcreat_sqnum    %llu\n", ui->creat_sqnum);
-	printk(KERN_ERR "\txattr_size     %u\n", ui->xattr_size);
-	printk(KERN_ERR "\txattr_cnt      %u\n", ui->xattr_cnt);
-	printk(KERN_ERR "\txattr_names    %u\n", ui->xattr_names);
-	printk(KERN_ERR "\tdirty          %u\n", ui->dirty);
-	printk(KERN_ERR "\txattr          %u\n", ui->xattr);
-	printk(KERN_ERR "\tbulk_read      %u\n", ui->xattr);
-	printk(KERN_ERR "\tsynced_i_size  %llu\n",
+	pr_err("\tcreat_sqnum    %llu\n", ui->creat_sqnum);
+	pr_err("\txattr_size     %u\n", ui->xattr_size);
+	pr_err("\txattr_cnt      %u\n", ui->xattr_cnt);
+	pr_err("\txattr_names    %u\n", ui->xattr_names);
+	pr_err("\tdirty          %u\n", ui->dirty);
+	pr_err("\txattr          %u\n", ui->xattr);
+	pr_err("\tbulk_read      %u\n", ui->xattr);
+	pr_err("\tsynced_i_size  %llu\n",
 	       (unsigned long long)ui->synced_i_size);
-	printk(KERN_ERR "\tui_size        %llu\n",
+	pr_err("\tui_size        %llu\n",
 	       (unsigned long long)ui->ui_size);
-	printk(KERN_ERR "\tflags          %d\n", ui->flags);
-	printk(KERN_ERR "\tcompr_type     %d\n", ui->compr_type);
-	printk(KERN_ERR "\tlast_page_read %lu\n", ui->last_page_read);
-	printk(KERN_ERR "\tread_in_a_row  %lu\n", ui->read_in_a_row);
-	printk(KERN_ERR "\tdata_len       %d\n", ui->data_len);
+	pr_err("\tflags          %d\n", ui->flags);
+	pr_err("\tcompr_type     %d\n", ui->compr_type);
+	pr_err("\tlast_page_read %lu\n", ui->last_page_read);
+	pr_err("\tread_in_a_row  %lu\n", ui->read_in_a_row);
+	pr_err("\tdata_len       %d\n", ui->data_len);
 
 	if (!S_ISDIR(inode->i_mode))
 		return;
 
-	printk(KERN_ERR "List of directory entries:\n");
+	pr_err("List of directory entries:\n");
 	ubifs_assert(!mutex_is_locked(&c->tnc_mutex));
 
 	lowest_dent_key(c, &key, inode->i_ino);
@@ -282,11 +282,11 @@ void ubifs_dump_inode(struct ubifs_info *c, const struct inode *inode)
 		dent = ubifs_tnc_next_ent(c, &key, &nm);
 		if (IS_ERR(dent)) {
 			if (PTR_ERR(dent) != -ENOENT)
-				printk(KERN_ERR "error %ld\n", PTR_ERR(dent));
+				pr_err("error %ld\n", PTR_ERR(dent));
 			break;
 		}
 
-		printk(KERN_ERR "\t%d: %s (%s)\n",
+		pr_err("\t%d: %s (%s)\n",
 		       count++, dent->name, get_dent_type(dent->type));
 
 		nm.name = dent->name;
@@ -305,12 +305,9 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 	const struct ubifs_ch *ch = node;
 	char key_buf[DBG_KEY_BUF_LEN];
 
-	if (dbg_is_tst_rcvry(c))
-		return;
-
 	/* If the magic is incorrect, just hexdump the first bytes */
 	if (le32_to_cpu(ch->magic) != UBIFS_NODE_MAGIC) {
-		printk(KERN_ERR "Not a node, first %zu bytes:", UBIFS_CH_SZ);
+		pr_err("Not a node, first %zu bytes:", UBIFS_CH_SZ);
 		print_hex_dump(KERN_ERR, "", DUMP_PREFIX_OFFSET, 32, 1,
 			       (void *)node, UBIFS_CH_SZ, 1);
 		return;
@@ -324,8 +321,7 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 	{
 		const struct ubifs_pad_node *pad = node;
 
-		printk(KERN_ERR "\tpad_len        %u\n",
-		       le32_to_cpu(pad->pad_len));
+		pr_err("\tpad_len        %u\n", le32_to_cpu(pad->pad_len));
 		break;
 	}
 	case UBIFS_SB_NODE:
@@ -333,112 +329,77 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 		const struct ubifs_sb_node *sup = node;
 		unsigned int sup_flags = le32_to_cpu(sup->flags);
 
-		printk(KERN_ERR "\tkey_hash       %d (%s)\n",
+		pr_err("\tkey_hash       %d (%s)\n",
 		       (int)sup->key_hash, get_key_hash(sup->key_hash));
-		printk(KERN_ERR "\tkey_fmt        %d (%s)\n",
+		pr_err("\tkey_fmt        %d (%s)\n",
 		       (int)sup->key_fmt, get_key_fmt(sup->key_fmt));
-		printk(KERN_ERR "\tflags          %#x\n", sup_flags);
-		printk(KERN_ERR "\t  big_lpt      %u\n",
+		pr_err("\tflags          %#x\n", sup_flags);
+		pr_err("\t  big_lpt      %u\n",
 		       !!(sup_flags & UBIFS_FLG_BIGLPT));
-		printk(KERN_ERR "\t  space_fixup  %u\n",
+		pr_err("\t  space_fixup  %u\n",
 		       !!(sup_flags & UBIFS_FLG_SPACE_FIXUP));
-		printk(KERN_ERR "\tmin_io_size    %u\n",
-		       le32_to_cpu(sup->min_io_size));
-		printk(KERN_ERR "\tleb_size       %u\n",
-		       le32_to_cpu(sup->leb_size));
-		printk(KERN_ERR "\tleb_cnt        %u\n",
-		       le32_to_cpu(sup->leb_cnt));
-		printk(KERN_ERR "\tmax_leb_cnt    %u\n",
-		       le32_to_cpu(sup->max_leb_cnt));
-		printk(KERN_ERR "\tmax_bud_bytes  %llu\n",
+		pr_err("\tmin_io_size    %u\n", le32_to_cpu(sup->min_io_size));
+		pr_err("\tleb_size       %u\n", le32_to_cpu(sup->leb_size));
+		pr_err("\tleb_cnt        %u\n", le32_to_cpu(sup->leb_cnt));
+		pr_err("\tmax_leb_cnt    %u\n", le32_to_cpu(sup->max_leb_cnt));
+		pr_err("\tmax_bud_bytes  %llu\n",
 		       (unsigned long long)le64_to_cpu(sup->max_bud_bytes));
-		printk(KERN_ERR "\tlog_lebs       %u\n",
-		       le32_to_cpu(sup->log_lebs));
-		printk(KERN_ERR "\tlpt_lebs       %u\n",
-		       le32_to_cpu(sup->lpt_lebs));
-		printk(KERN_ERR "\torph_lebs      %u\n",
-		       le32_to_cpu(sup->orph_lebs));
-		printk(KERN_ERR "\tjhead_cnt      %u\n",
-		       le32_to_cpu(sup->jhead_cnt));
-		printk(KERN_ERR "\tfanout         %u\n",
-		       le32_to_cpu(sup->fanout));
-		printk(KERN_ERR "\tlsave_cnt      %u\n",
-		       le32_to_cpu(sup->lsave_cnt));
-		printk(KERN_ERR "\tdefault_compr  %u\n",
+		pr_err("\tlog_lebs       %u\n", le32_to_cpu(sup->log_lebs));
+		pr_err("\tlpt_lebs       %u\n", le32_to_cpu(sup->lpt_lebs));
+		pr_err("\torph_lebs      %u\n", le32_to_cpu(sup->orph_lebs));
+		pr_err("\tjhead_cnt      %u\n", le32_to_cpu(sup->jhead_cnt));
+		pr_err("\tfanout         %u\n", le32_to_cpu(sup->fanout));
+		pr_err("\tlsave_cnt      %u\n", le32_to_cpu(sup->lsave_cnt));
+		pr_err("\tdefault_compr  %u\n",
 		       (int)le16_to_cpu(sup->default_compr));
-		printk(KERN_ERR "\trp_size        %llu\n",
+		pr_err("\trp_size        %llu\n",
 		       (unsigned long long)le64_to_cpu(sup->rp_size));
-		printk(KERN_ERR "\trp_uid         %u\n",
-		       le32_to_cpu(sup->rp_uid));
-		printk(KERN_ERR "\trp_gid         %u\n",
-		       le32_to_cpu(sup->rp_gid));
-		printk(KERN_ERR "\tfmt_version    %u\n",
-		       le32_to_cpu(sup->fmt_version));
-		printk(KERN_ERR "\ttime_gran      %u\n",
-		       le32_to_cpu(sup->time_gran));
-		printk(KERN_ERR "\tUUID           %pUB\n",
-		       sup->uuid);
+		pr_err("\trp_uid         %u\n", le32_to_cpu(sup->rp_uid));
+		pr_err("\trp_gid         %u\n", le32_to_cpu(sup->rp_gid));
+		pr_err("\tfmt_version    %u\n", le32_to_cpu(sup->fmt_version));
+		pr_err("\ttime_gran      %u\n", le32_to_cpu(sup->time_gran));
+		pr_err("\tUUID           %pUB\n", sup->uuid);
 		break;
 	}
 	case UBIFS_MST_NODE:
 	{
 		const struct ubifs_mst_node *mst = node;
 
-		printk(KERN_ERR "\thighest_inum   %llu\n",
+		pr_err("\thighest_inum   %llu\n",
 		       (unsigned long long)le64_to_cpu(mst->highest_inum));
-		printk(KERN_ERR "\tcommit number  %llu\n",
+		pr_err("\tcommit number  %llu\n",
 		       (unsigned long long)le64_to_cpu(mst->cmt_no));
-		printk(KERN_ERR "\tflags          %#x\n",
-		       le32_to_cpu(mst->flags));
-		printk(KERN_ERR "\tlog_lnum       %u\n",
-		       le32_to_cpu(mst->log_lnum));
-		printk(KERN_ERR "\troot_lnum      %u\n",
-		       le32_to_cpu(mst->root_lnum));
-		printk(KERN_ERR "\troot_offs      %u\n",
-		       le32_to_cpu(mst->root_offs));
-		printk(KERN_ERR "\troot_len       %u\n",
-		       le32_to_cpu(mst->root_len));
-		printk(KERN_ERR "\tgc_lnum        %u\n",
-		       le32_to_cpu(mst->gc_lnum));
-		printk(KERN_ERR "\tihead_lnum     %u\n",
-		       le32_to_cpu(mst->ihead_lnum));
-		printk(KERN_ERR "\tihead_offs     %u\n",
-		       le32_to_cpu(mst->ihead_offs));
-		printk(KERN_ERR "\tindex_size     %llu\n",
+		pr_err("\tflags          %#x\n", le32_to_cpu(mst->flags));
+		pr_err("\tlog_lnum       %u\n", le32_to_cpu(mst->log_lnum));
+		pr_err("\troot_lnum      %u\n", le32_to_cpu(mst->root_lnum));
+		pr_err("\troot_offs      %u\n", le32_to_cpu(mst->root_offs));
+		pr_err("\troot_len       %u\n", le32_to_cpu(mst->root_len));
+		pr_err("\tgc_lnum        %u\n", le32_to_cpu(mst->gc_lnum));
+		pr_err("\tihead_lnum     %u\n", le32_to_cpu(mst->ihead_lnum));
+		pr_err("\tihead_offs     %u\n", le32_to_cpu(mst->ihead_offs));
+		pr_err("\tindex_size     %llu\n",
 		       (unsigned long long)le64_to_cpu(mst->index_size));
-		printk(KERN_ERR "\tlpt_lnum       %u\n",
-		       le32_to_cpu(mst->lpt_lnum));
-		printk(KERN_ERR "\tlpt_offs       %u\n",
-		       le32_to_cpu(mst->lpt_offs));
-		printk(KERN_ERR "\tnhead_lnum     %u\n",
-		       le32_to_cpu(mst->nhead_lnum));
-		printk(KERN_ERR "\tnhead_offs     %u\n",
-		       le32_to_cpu(mst->nhead_offs));
-		printk(KERN_ERR "\tltab_lnum      %u\n",
-		       le32_to_cpu(mst->ltab_lnum));
-		printk(KERN_ERR "\tltab_offs      %u\n",
-		       le32_to_cpu(mst->ltab_offs));
-		printk(KERN_ERR "\tlsave_lnum     %u\n",
-		       le32_to_cpu(mst->lsave_lnum));
-		printk(KERN_ERR "\tlsave_offs     %u\n",
-		       le32_to_cpu(mst->lsave_offs));
-		printk(KERN_ERR "\tlscan_lnum     %u\n",
-		       le32_to_cpu(mst->lscan_lnum));
-		printk(KERN_ERR "\tleb_cnt        %u\n",
-		       le32_to_cpu(mst->leb_cnt));
-		printk(KERN_ERR "\tempty_lebs     %u\n",
-		       le32_to_cpu(mst->empty_lebs));
-		printk(KERN_ERR "\tidx_lebs       %u\n",
-		       le32_to_cpu(mst->idx_lebs));
-		printk(KERN_ERR "\ttotal_free     %llu\n",
+		pr_err("\tlpt_lnum       %u\n", le32_to_cpu(mst->lpt_lnum));
+		pr_err("\tlpt_offs       %u\n", le32_to_cpu(mst->lpt_offs));
+		pr_err("\tnhead_lnum     %u\n", le32_to_cpu(mst->nhead_lnum));
+		pr_err("\tnhead_offs     %u\n", le32_to_cpu(mst->nhead_offs));
+		pr_err("\tltab_lnum      %u\n", le32_to_cpu(mst->ltab_lnum));
+		pr_err("\tltab_offs      %u\n", le32_to_cpu(mst->ltab_offs));
+		pr_err("\tlsave_lnum     %u\n", le32_to_cpu(mst->lsave_lnum));
+		pr_err("\tlsave_offs     %u\n", le32_to_cpu(mst->lsave_offs));
+		pr_err("\tlscan_lnum     %u\n", le32_to_cpu(mst->lscan_lnum));
+		pr_err("\tleb_cnt        %u\n", le32_to_cpu(mst->leb_cnt));
+		pr_err("\tempty_lebs     %u\n", le32_to_cpu(mst->empty_lebs));
+		pr_err("\tidx_lebs       %u\n", le32_to_cpu(mst->idx_lebs));
+		pr_err("\ttotal_free     %llu\n",
 		       (unsigned long long)le64_to_cpu(mst->total_free));
-		printk(KERN_ERR "\ttotal_dirty    %llu\n",
+		pr_err("\ttotal_dirty    %llu\n",
 		       (unsigned long long)le64_to_cpu(mst->total_dirty));
-		printk(KERN_ERR "\ttotal_used     %llu\n",
+		pr_err("\ttotal_used     %llu\n",
 		       (unsigned long long)le64_to_cpu(mst->total_used));
-		printk(KERN_ERR "\ttotal_dead     %llu\n",
+		pr_err("\ttotal_dead     %llu\n",
 		       (unsigned long long)le64_to_cpu(mst->total_dead));
-		printk(KERN_ERR "\ttotal_dark     %llu\n",
+		pr_err("\ttotal_dark     %llu\n",
 		       (unsigned long long)le64_to_cpu(mst->total_dark));
 		break;
 	}
@@ -446,12 +407,9 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 	{
 		const struct ubifs_ref_node *ref = node;
 
-		printk(KERN_ERR "\tlnum           %u\n",
-		       le32_to_cpu(ref->lnum));
-		printk(KERN_ERR "\toffs           %u\n",
-		       le32_to_cpu(ref->offs));
-		printk(KERN_ERR "\tjhead          %u\n",
-		       le32_to_cpu(ref->jhead));
+		pr_err("\tlnum           %u\n", le32_to_cpu(ref->lnum));
+		pr_err("\toffs           %u\n", le32_to_cpu(ref->offs));
+		pr_err("\tjhead          %u\n", le32_to_cpu(ref->jhead));
 		break;
 	}
 	case UBIFS_INO_NODE:
@@ -459,41 +417,32 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 		const struct ubifs_ino_node *ino = node;
 
 		key_read(c, &ino->key, &key);
-		printk(KERN_ERR "\tkey            %s\n",
+		pr_err("\tkey            %s\n",
 		       dbg_snprintf_key(c, &key, key_buf, DBG_KEY_BUF_LEN));
-		printk(KERN_ERR "\tcreat_sqnum    %llu\n",
+		pr_err("\tcreat_sqnum    %llu\n",
 		       (unsigned long long)le64_to_cpu(ino->creat_sqnum));
-		printk(KERN_ERR "\tsize           %llu\n",
+		pr_err("\tsize           %llu\n",
 		       (unsigned long long)le64_to_cpu(ino->size));
-		printk(KERN_ERR "\tnlink          %u\n",
-		       le32_to_cpu(ino->nlink));
-		printk(KERN_ERR "\tatime          %lld.%u\n",
+		pr_err("\tnlink          %u\n", le32_to_cpu(ino->nlink));
+		pr_err("\tatime          %lld.%u\n",
 		       (long long)le64_to_cpu(ino->atime_sec),
 		       le32_to_cpu(ino->atime_nsec));
-		printk(KERN_ERR "\tmtime          %lld.%u\n",
+		pr_err("\tmtime          %lld.%u\n",
 		       (long long)le64_to_cpu(ino->mtime_sec),
 		       le32_to_cpu(ino->mtime_nsec));
-		printk(KERN_ERR "\tctime          %lld.%u\n",
+		pr_err("\tctime          %lld.%u\n",
 		       (long long)le64_to_cpu(ino->ctime_sec),
 		       le32_to_cpu(ino->ctime_nsec));
-		printk(KERN_ERR "\tuid            %u\n",
-		       le32_to_cpu(ino->uid));
-		printk(KERN_ERR "\tgid            %u\n",
-		       le32_to_cpu(ino->gid));
-		printk(KERN_ERR "\tmode           %u\n",
-		       le32_to_cpu(ino->mode));
-		printk(KERN_ERR "\tflags          %#x\n",
-		       le32_to_cpu(ino->flags));
-		printk(KERN_ERR "\txattr_cnt      %u\n",
-		       le32_to_cpu(ino->xattr_cnt));
-		printk(KERN_ERR "\txattr_size     %u\n",
-		       le32_to_cpu(ino->xattr_size));
-		printk(KERN_ERR "\txattr_names    %u\n",
-		       le32_to_cpu(ino->xattr_names));
-		printk(KERN_ERR "\tcompr_type     %#x\n",
+		pr_err("\tuid            %u\n", le32_to_cpu(ino->uid));
+		pr_err("\tgid            %u\n", le32_to_cpu(ino->gid));
+		pr_err("\tmode           %u\n", le32_to_cpu(ino->mode));
+		pr_err("\tflags          %#x\n", le32_to_cpu(ino->flags));
+		pr_err("\txattr_cnt      %u\n", le32_to_cpu(ino->xattr_cnt));
+		pr_err("\txattr_size     %u\n", le32_to_cpu(ino->xattr_size));
+		pr_err("\txattr_names    %u\n", le32_to_cpu(ino->xattr_names));
+		pr_err("\tcompr_type     %#x\n",
 		       (int)le16_to_cpu(ino->compr_type));
-		printk(KERN_ERR "\tdata len       %u\n",
-		       le32_to_cpu(ino->data_len));
+		pr_err("\tdata len       %u\n", le32_to_cpu(ino->data_len));
 		break;
 	}
 	case UBIFS_DENT_NODE:
@@ -503,22 +452,21 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 		int nlen = le16_to_cpu(dent->nlen);
 
 		key_read(c, &dent->key, &key);
-		printk(KERN_ERR "\tkey            %s\n",
+		pr_err("\tkey            %s\n",
 		       dbg_snprintf_key(c, &key, key_buf, DBG_KEY_BUF_LEN));
-		printk(KERN_ERR "\tinum           %llu\n",
+		pr_err("\tinum           %llu\n",
 		       (unsigned long long)le64_to_cpu(dent->inum));
-		printk(KERN_ERR "\ttype           %d\n", (int)dent->type);
-		printk(KERN_ERR "\tnlen           %d\n", nlen);
-		printk(KERN_ERR "\tname           ");
+		pr_err("\ttype           %d\n", (int)dent->type);
+		pr_err("\tnlen           %d\n", nlen);
+		pr_err("\tname           ");
 
 		if (nlen > UBIFS_MAX_NLEN)
-			printk(KERN_ERR "(bad name length, not printing, "
-					  "bad or corrupted node)");
+			pr_err("(bad name length, not printing, bad or corrupted node)");
 		else {
 			for (i = 0; i < nlen && dent->name[i]; i++)
-				printk(KERN_CONT "%c", dent->name[i]);
+				pr_cont("%c", dent->name[i]);
 		}
-		printk(KERN_CONT "\n");
+		pr_cont("\n");
 
 		break;
 	}
@@ -528,15 +476,13 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 		int dlen = le32_to_cpu(ch->len) - UBIFS_DATA_NODE_SZ;
 
 		key_read(c, &dn->key, &key);
-		printk(KERN_ERR "\tkey            %s\n",
+		pr_err("\tkey            %s\n",
 		       dbg_snprintf_key(c, &key, key_buf, DBG_KEY_BUF_LEN));
-		printk(KERN_ERR "\tsize           %u\n",
-		       le32_to_cpu(dn->size));
-		printk(KERN_ERR "\tcompr_typ      %d\n",
+		pr_err("\tsize           %u\n", le32_to_cpu(dn->size));
+		pr_err("\tcompr_typ      %d\n",
 		       (int)le16_to_cpu(dn->compr_type));
-		printk(KERN_ERR "\tdata size      %d\n",
-		       dlen);
-		printk(KERN_ERR "\tdata:\n");
+		pr_err("\tdata size      %d\n", dlen);
+		pr_err("\tdata:\n");
 		print_hex_dump(KERN_ERR, "\t", DUMP_PREFIX_OFFSET, 32, 1,
 			       (void *)&dn->data, dlen, 0);
 		break;
@@ -545,11 +491,10 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 	{
 		const struct ubifs_trun_node *trun = node;
 
-		printk(KERN_ERR "\tinum           %u\n",
-		       le32_to_cpu(trun->inum));
-		printk(KERN_ERR "\told_size       %llu\n",
+		pr_err("\tinum           %u\n", le32_to_cpu(trun->inum));
+		pr_err("\told_size       %llu\n",
 		       (unsigned long long)le64_to_cpu(trun->old_size));
-		printk(KERN_ERR "\tnew_size       %llu\n",
+		pr_err("\tnew_size       %llu\n",
 		       (unsigned long long)le64_to_cpu(trun->new_size));
 		break;
 	}
@@ -558,17 +503,16 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 		const struct ubifs_idx_node *idx = node;
 
 		n = le16_to_cpu(idx->child_cnt);
-		printk(KERN_ERR "\tchild_cnt      %d\n", n);
-		printk(KERN_ERR "\tlevel          %d\n",
-		       (int)le16_to_cpu(idx->level));
-		printk(KERN_ERR "\tBranches:\n");
+		pr_err("\tchild_cnt      %d\n", n);
+		pr_err("\tlevel          %d\n", (int)le16_to_cpu(idx->level));
+		pr_err("\tBranches:\n");
 
 		for (i = 0; i < n && i < c->fanout - 1; i++) {
 			const struct ubifs_branch *br;
 
 			br = ubifs_idx_branch(c, idx, i);
 			key_read(c, &br->key, &key);
-			printk(KERN_ERR "\t%d: LEB %d:%d len %d key %s\n",
+			pr_err("\t%d: LEB %d:%d len %d key %s\n",
 			       i, le32_to_cpu(br->lnum), le32_to_cpu(br->offs),
 			       le32_to_cpu(br->len),
 			       dbg_snprintf_key(c, &key, key_buf,
@@ -582,20 +526,20 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 	{
 		const struct ubifs_orph_node *orph = node;
 
-		printk(KERN_ERR "\tcommit number  %llu\n",
+		pr_err("\tcommit number  %llu\n",
 		       (unsigned long long)
 				le64_to_cpu(orph->cmt_no) & LLONG_MAX);
-		printk(KERN_ERR "\tlast node flag %llu\n",
+		pr_err("\tlast node flag %llu\n",
 		       (unsigned long long)(le64_to_cpu(orph->cmt_no)) >> 63);
 		n = (le32_to_cpu(ch->len) - UBIFS_ORPH_NODE_SZ) >> 3;
-		printk(KERN_ERR "\t%d orphan inode numbers:\n", n);
+		pr_err("\t%d orphan inode numbers:\n", n);
 		for (i = 0; i < n; i++)
-			printk(KERN_ERR "\t  ino %llu\n",
+			pr_err("\t  ino %llu\n",
 			       (unsigned long long)le64_to_cpu(orph->inos[i]));
 		break;
 	}
 	default:
-		printk(KERN_ERR "node type %d was not recognized\n",
+		pr_err("node type %d was not recognized\n",
 		       (int)ch->node_type);
 	}
 	spin_unlock(&dbg_lock);
@@ -604,16 +548,16 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
 void ubifs_dump_budget_req(const struct ubifs_budget_req *req)
 {
 	spin_lock(&dbg_lock);
-	printk(KERN_ERR "Budgeting request: new_ino %d, dirtied_ino %d\n",
+	pr_err("Budgeting request: new_ino %d, dirtied_ino %d\n",
 	       req->new_ino, req->dirtied_ino);
-	printk(KERN_ERR "\tnew_ino_d   %d, dirtied_ino_d %d\n",
+	pr_err("\tnew_ino_d   %d, dirtied_ino_d %d\n",
 	       req->new_ino_d, req->dirtied_ino_d);
-	printk(KERN_ERR "\tnew_page    %d, dirtied_page %d\n",
+	pr_err("\tnew_page    %d, dirtied_page %d\n",
 	       req->new_page, req->dirtied_page);
-	printk(KERN_ERR "\tnew_dent    %d, mod_dent     %d\n",
+	pr_err("\tnew_dent    %d, mod_dent     %d\n",
 	       req->new_dent, req->mod_dent);
-	printk(KERN_ERR "\tidx_growth  %d\n", req->idx_growth);
-	printk(KERN_ERR "\tdata_growth %d dd_growth     %d\n",
+	pr_err("\tidx_growth  %d\n", req->idx_growth);
+	pr_err("\tdata_growth %d dd_growth     %d\n",
 	       req->data_growth, req->dd_growth);
 	spin_unlock(&dbg_lock);
 }
@@ -621,14 +565,12 @@ void ubifs_dump_budget_req(const struct ubifs_budget_req *req)
 void ubifs_dump_lstats(const struct ubifs_lp_stats *lst)
 {
 	spin_lock(&dbg_lock);
-	printk(KERN_ERR "(pid %d) Lprops statistics: empty_lebs %d, "
-	       "idx_lebs  %d\n", current->pid, lst->empty_lebs, lst->idx_lebs);
-	printk(KERN_ERR "\ttaken_empty_lebs %d, total_free %lld, "
-	       "total_dirty %lld\n", lst->taken_empty_lebs, lst->total_free,
-	       lst->total_dirty);
-	printk(KERN_ERR "\ttotal_used %lld, total_dark %lld, "
-	       "total_dead %lld\n", lst->total_used, lst->total_dark,
-	       lst->total_dead);
+	pr_err("(pid %d) Lprops statistics: empty_lebs %d, idx_lebs  %d\n",
+	       current->pid, lst->empty_lebs, lst->idx_lebs);
+	pr_err("\ttaken_empty_lebs %d, total_free %lld, total_dirty %lld\n",
+	       lst->taken_empty_lebs, lst->total_free, lst->total_dirty);
+	pr_err("\ttotal_used %lld, total_dark %lld, total_dead %lld\n",
+	       lst->total_used, lst->total_dark, lst->total_dead);
 	spin_unlock(&dbg_lock);
 }
 
@@ -642,21 +584,17 @@ void ubifs_dump_budg(struct ubifs_info *c, const struct ubifs_budg_info *bi)
 
 	spin_lock(&c->space_lock);
 	spin_lock(&dbg_lock);
-	printk(KERN_ERR "(pid %d) Budgeting info: data budget sum %lld, "
-	       "total budget sum %lld\n", current->pid,
-	       bi->data_growth + bi->dd_growth,
+	pr_err("(pid %d) Budgeting info: data budget sum %lld, total budget sum %lld\n",
+	       current->pid, bi->data_growth + bi->dd_growth,
 	       bi->data_growth + bi->dd_growth + bi->idx_growth);
-	printk(KERN_ERR "\tbudg_data_growth %lld, budg_dd_growth %lld, "
-	       "budg_idx_growth %lld\n", bi->data_growth, bi->dd_growth,
-	       bi->idx_growth);
-	printk(KERN_ERR "\tmin_idx_lebs %d, old_idx_sz %llu, "
-	       "uncommitted_idx %lld\n", bi->min_idx_lebs, bi->old_idx_sz,
-	       bi->uncommitted_idx);
-	printk(KERN_ERR "\tpage_budget %d, inode_budget %d, dent_budget %d\n",
+	pr_err("\tbudg_data_growth %lld, budg_dd_growth %lld, budg_idx_growth %lld\n",
+	       bi->data_growth, bi->dd_growth, bi->idx_growth);
+	pr_err("\tmin_idx_lebs %d, old_idx_sz %llu, uncommitted_idx %lld\n",
+	       bi->min_idx_lebs, bi->old_idx_sz, bi->uncommitted_idx);
+	pr_err("\tpage_budget %d, inode_budget %d, dent_budget %d\n",
 	       bi->page_budget, bi->inode_budget, bi->dent_budget);
-	printk(KERN_ERR "\tnospace %u, nospace_rp %u\n",
-	       bi->nospace, bi->nospace_rp);
-	printk(KERN_ERR "\tdark_wm %d, dead_wm %d, max_idx_node_sz %d\n",
+	pr_err("\tnospace %u, nospace_rp %u\n", bi->nospace, bi->nospace_rp);
+	pr_err("\tdark_wm %d, dead_wm %d, max_idx_node_sz %d\n",
 	       c->dark_wm, c->dead_wm, c->max_idx_node_sz);
 
 	if (bi != &c->bi)
@@ -667,38 +605,37 @@ void ubifs_dump_budg(struct ubifs_info *c, const struct ubifs_budg_info *bi)
 		 */
 		goto out_unlock;
 
-	printk(KERN_ERR "\tfreeable_cnt %d, calc_idx_sz %lld, idx_gc_cnt %d\n",
+	pr_err("\tfreeable_cnt %d, calc_idx_sz %lld, idx_gc_cnt %d\n",
 	       c->freeable_cnt, c->calc_idx_sz, c->idx_gc_cnt);
-	printk(KERN_ERR "\tdirty_pg_cnt %ld, dirty_zn_cnt %ld, "
-	       "clean_zn_cnt %ld\n", atomic_long_read(&c->dirty_pg_cnt),
+	pr_err("\tdirty_pg_cnt %ld, dirty_zn_cnt %ld, clean_zn_cnt %ld\n",
+	       atomic_long_read(&c->dirty_pg_cnt),
 	       atomic_long_read(&c->dirty_zn_cnt),
 	       atomic_long_read(&c->clean_zn_cnt));
-	printk(KERN_ERR "\tgc_lnum %d, ihead_lnum %d\n",
-	       c->gc_lnum, c->ihead_lnum);
+	pr_err("\tgc_lnum %d, ihead_lnum %d\n", c->gc_lnum, c->ihead_lnum);
 
 	/* If we are in R/O mode, journal heads do not exist */
 	if (c->jheads)
 		for (i = 0; i < c->jhead_cnt; i++)
-			printk(KERN_ERR "\tjhead %s\t LEB %d\n",
+			pr_err("\tjhead %s\t LEB %d\n",
 			       dbg_jhead(c->jheads[i].wbuf.jhead),
 			       c->jheads[i].wbuf.lnum);
 	for (rb = rb_first(&c->buds); rb; rb = rb_next(rb)) {
 		bud = rb_entry(rb, struct ubifs_bud, rb);
-		printk(KERN_ERR "\tbud LEB %d\n", bud->lnum);
+		pr_err("\tbud LEB %d\n", bud->lnum);
 	}
 	list_for_each_entry(bud, &c->old_buds, list)
-		printk(KERN_ERR "\told bud LEB %d\n", bud->lnum);
+		pr_err("\told bud LEB %d\n", bud->lnum);
 	list_for_each_entry(idx_gc, &c->idx_gc, list)
-		printk(KERN_ERR "\tGC'ed idx LEB %d unmap %d\n",
+		pr_err("\tGC'ed idx LEB %d unmap %d\n",
 		       idx_gc->lnum, idx_gc->unmap);
-	printk(KERN_ERR "\tcommit state %d\n", c->cmt_state);
+	pr_err("\tcommit state %d\n", c->cmt_state);
 
 	/* Print budgeting predictions */
 	available = ubifs_calc_available(c, c->bi.min_idx_lebs);
 	outstanding = c->bi.data_growth + c->bi.dd_growth;
 	free = ubifs_get_free_space_nolock(c);
-	printk(KERN_ERR "Budgeting predictions:\n");
-	printk(KERN_ERR "\tavailable: %lld, outstanding %lld, free %lld\n",
+	pr_err("Budgeting predictions:\n");
+	pr_err("\tavailable: %lld, outstanding %lld, free %lld\n",
 	       available, outstanding, free);
 out_unlock:
 	spin_unlock(&dbg_lock);
@@ -718,21 +655,19 @@ void ubifs_dump_lprop(const struct ubifs_info *c, const struct ubifs_lprops *lp)
 		dark = ubifs_calc_dark(c, spc);
 
 	if (lp->flags & LPROPS_INDEX)
-		printk(KERN_ERR "LEB %-7d free %-8d dirty %-8d used %-8d "
-		       "free + dirty %-8d flags %#x (", lp->lnum, lp->free,
-		       lp->dirty, c->leb_size - spc, spc, lp->flags);
+		pr_err("LEB %-7d free %-8d dirty %-8d used %-8d free + dirty %-8d flags %#x (",
+		       lp->lnum, lp->free, lp->dirty, c->leb_size - spc, spc,
+		       lp->flags);
 	else
-		printk(KERN_ERR "LEB %-7d free %-8d dirty %-8d used %-8d "
-		       "free + dirty %-8d dark %-4d dead %-4d nodes fit %-3d "
-		       "flags %#-4x (", lp->lnum, lp->free, lp->dirty,
-		       c->leb_size - spc, spc, dark, dead,
-		       (int)(spc / UBIFS_MAX_NODE_SZ), lp->flags);
+		pr_err("LEB %-7d free %-8d dirty %-8d used %-8d free + dirty %-8d dark %-4d dead %-4d nodes fit %-3d flags %#-4x (",
+		       lp->lnum, lp->free, lp->dirty, c->leb_size - spc, spc,
+		       dark, dead, (int)(spc / UBIFS_MAX_NODE_SZ), lp->flags);
 
 	if (lp->flags & LPROPS_TAKEN) {
 		if (lp->flags & LPROPS_INDEX)
-			printk(KERN_CONT "index, taken");
+			pr_cont("index, taken");
 		else
-			printk(KERN_CONT "taken");
+			pr_cont("taken");
 	} else {
 		const char *s;
 
@@ -769,7 +704,7 @@ void ubifs_dump_lprop(const struct ubifs_info *c, const struct ubifs_lprops *lp)
 				break;
 			}
 		}
-		printk(KERN_CONT "%s", s);
+		pr_cont("%s", s);
 	}
 
 	for (rb = rb_first((struct rb_root *)&c->buds); rb; rb = rb_next(rb)) {
@@ -784,19 +719,18 @@ void ubifs_dump_lprop(const struct ubifs_info *c, const struct ubifs_lprops *lp)
 				 */
 				if (c->jheads &&
 				    lp->lnum == c->jheads[i].wbuf.lnum) {
-					printk(KERN_CONT ", jhead %s",
-					       dbg_jhead(i));
+					pr_cont(", jhead %s", dbg_jhead(i));
 					head = 1;
 				}
 			}
 			if (!head)
-				printk(KERN_CONT ", bud of jhead %s",
+				pr_cont(", bud of jhead %s",
 				       dbg_jhead(bud->jhead));
 		}
 	}
 	if (lp->lnum == c->gc_lnum)
-		printk(KERN_CONT ", GC LEB");
-	printk(KERN_CONT ")\n");
+		pr_cont(", GC LEB");
+	pr_cont(")\n");
 }
 
 void ubifs_dump_lprops(struct ubifs_info *c)
@@ -805,8 +739,7 @@ void ubifs_dump_lprops(struct ubifs_info *c)
 	struct ubifs_lprops lp;
 	struct ubifs_lp_stats lst;
 
-	printk(KERN_ERR "(pid %d) start dumping LEB properties\n",
-	       current->pid);
+	pr_err("(pid %d) start dumping LEB properties\n", current->pid);
 	ubifs_get_lp_stats(c, &lst);
 	ubifs_dump_lstats(&lst);
 
@@ -817,8 +750,7 @@ void ubifs_dump_lprops(struct ubifs_info *c)
 
 		ubifs_dump_lprop(c, &lp);
 	}
-	printk(KERN_ERR "(pid %d) finish dumping LEB properties\n",
-	       current->pid);
+	pr_err("(pid %d) finish dumping LEB properties\n", current->pid);
 }
 
 void ubifs_dump_lpt_info(struct ubifs_info *c)
@@ -826,37 +758,36 @@ void ubifs_dump_lpt_info(struct ubifs_info *c)
 	int i;
 
 	spin_lock(&dbg_lock);
-	printk(KERN_ERR "(pid %d) dumping LPT information\n", current->pid);
-	printk(KERN_ERR "\tlpt_sz:        %lld\n", c->lpt_sz);
-	printk(KERN_ERR "\tpnode_sz:      %d\n", c->pnode_sz);
-	printk(KERN_ERR "\tnnode_sz:      %d\n", c->nnode_sz);
-	printk(KERN_ERR "\tltab_sz:       %d\n", c->ltab_sz);
-	printk(KERN_ERR "\tlsave_sz:      %d\n", c->lsave_sz);
-	printk(KERN_ERR "\tbig_lpt:       %d\n", c->big_lpt);
-	printk(KERN_ERR "\tlpt_hght:      %d\n", c->lpt_hght);
-	printk(KERN_ERR "\tpnode_cnt:     %d\n", c->pnode_cnt);
-	printk(KERN_ERR "\tnnode_cnt:     %d\n", c->nnode_cnt);
-	printk(KERN_ERR "\tdirty_pn_cnt:  %d\n", c->dirty_pn_cnt);
-	printk(KERN_ERR "\tdirty_nn_cnt:  %d\n", c->dirty_nn_cnt);
-	printk(KERN_ERR "\tlsave_cnt:     %d\n", c->lsave_cnt);
-	printk(KERN_ERR "\tspace_bits:    %d\n", c->space_bits);
-	printk(KERN_ERR "\tlpt_lnum_bits: %d\n", c->lpt_lnum_bits);
-	printk(KERN_ERR "\tlpt_offs_bits: %d\n", c->lpt_offs_bits);
-	printk(KERN_ERR "\tlpt_spc_bits:  %d\n", c->lpt_spc_bits);
-	printk(KERN_ERR "\tpcnt_bits:     %d\n", c->pcnt_bits);
-	printk(KERN_ERR "\tlnum_bits:     %d\n", c->lnum_bits);
-	printk(KERN_ERR "\tLPT root is at %d:%d\n", c->lpt_lnum, c->lpt_offs);
-	printk(KERN_ERR "\tLPT head is at %d:%d\n",
+	pr_err("(pid %d) dumping LPT information\n", current->pid);
+	pr_err("\tlpt_sz:        %lld\n", c->lpt_sz);
+	pr_err("\tpnode_sz:      %d\n", c->pnode_sz);
+	pr_err("\tnnode_sz:      %d\n", c->nnode_sz);
+	pr_err("\tltab_sz:       %d\n", c->ltab_sz);
+	pr_err("\tlsave_sz:      %d\n", c->lsave_sz);
+	pr_err("\tbig_lpt:       %d\n", c->big_lpt);
+	pr_err("\tlpt_hght:      %d\n", c->lpt_hght);
+	pr_err("\tpnode_cnt:     %d\n", c->pnode_cnt);
+	pr_err("\tnnode_cnt:     %d\n", c->nnode_cnt);
+	pr_err("\tdirty_pn_cnt:  %d\n", c->dirty_pn_cnt);
+	pr_err("\tdirty_nn_cnt:  %d\n", c->dirty_nn_cnt);
+	pr_err("\tlsave_cnt:     %d\n", c->lsave_cnt);
+	pr_err("\tspace_bits:    %d\n", c->space_bits);
+	pr_err("\tlpt_lnum_bits: %d\n", c->lpt_lnum_bits);
+	pr_err("\tlpt_offs_bits: %d\n", c->lpt_offs_bits);
+	pr_err("\tlpt_spc_bits:  %d\n", c->lpt_spc_bits);
+	pr_err("\tpcnt_bits:     %d\n", c->pcnt_bits);
+	pr_err("\tlnum_bits:     %d\n", c->lnum_bits);
+	pr_err("\tLPT root is at %d:%d\n", c->lpt_lnum, c->lpt_offs);
+	pr_err("\tLPT head is at %d:%d\n",
 	       c->nhead_lnum, c->nhead_offs);
-	printk(KERN_ERR "\tLPT ltab is at %d:%d\n",
-	       c->ltab_lnum, c->ltab_offs);
+	pr_err("\tLPT ltab is at %d:%d\n", c->ltab_lnum, c->ltab_offs);
 	if (c->big_lpt)
-		printk(KERN_ERR "\tLPT lsave is at %d:%d\n",
+		pr_err("\tLPT lsave is at %d:%d\n",
 		       c->lsave_lnum, c->lsave_offs);
 	for (i = 0; i < c->lpt_lebs; i++)
-		printk(KERN_ERR "\tLPT LEB %d free %d dirty %d tgc %d "
-		       "cmt %d\n", i + c->lpt_first, c->ltab[i].free,
-		       c->ltab[i].dirty, c->ltab[i].tgc, c->ltab[i].cmt);
+		pr_err("\tLPT LEB %d free %d dirty %d tgc %d cmt %d\n",
+		       i + c->lpt_first, c->ltab[i].free, c->ltab[i].dirty,
+		       c->ltab[i].tgc, c->ltab[i].cmt);
 	spin_unlock(&dbg_lock);
 }
 
@@ -865,13 +796,13 @@ void ubifs_dump_sleb(const struct ubifs_info *c,
 {
 	struct ubifs_scan_node *snod;
 
-	printk(KERN_ERR "(pid %d) start dumping scanned data from LEB %d:%d\n",
+	pr_err("(pid %d) start dumping scanned data from LEB %d:%d\n",
 	       current->pid, sleb->lnum, offs);
 
 	list_for_each_entry(snod, &sleb->nodes, list) {
 		cond_resched();
-		printk(KERN_ERR "Dumping node at LEB %d:%d len %d\n", sleb->lnum,
-		       snod->offs, snod->len);
+		pr_err("Dumping node at LEB %d:%d len %d\n",
+		       sleb->lnum, snod->offs, snod->len);
 		ubifs_dump_node(c, snod->node);
 	}
 }
@@ -882,11 +813,7 @@ void ubifs_dump_leb(const struct ubifs_info *c, int lnum)
 	struct ubifs_scan_node *snod;
 	void *buf;
 
-	if (dbg_is_tst_rcvry(c))
-		return;
-
-	printk(KERN_ERR "(pid %d) start dumping LEB %d\n",
-	       current->pid, lnum);
+	pr_err("(pid %d) start dumping LEB %d\n", current->pid, lnum);
 
 	buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL);
 	if (!buf) {
@@ -900,18 +827,17 @@ void ubifs_dump_leb(const struct ubifs_info *c, int lnum)
 		goto out;
 	}
 
-	printk(KERN_ERR "LEB %d has %d nodes ending at %d\n", lnum,
+	pr_err("LEB %d has %d nodes ending at %d\n", lnum,
 	       sleb->nodes_cnt, sleb->endpt);
 
 	list_for_each_entry(snod, &sleb->nodes, list) {
 		cond_resched();
-		printk(KERN_ERR "Dumping node at LEB %d:%d len %d\n", lnum,
+		pr_err("Dumping node at LEB %d:%d len %d\n", lnum,
 		       snod->offs, snod->len);
 		ubifs_dump_node(c, snod->node);
 	}
 
-	printk(KERN_ERR "(pid %d) finish dumping LEB %d\n",
-	       current->pid, lnum);
+	pr_err("(pid %d) finish dumping LEB %d\n", current->pid, lnum);
 	ubifs_scan_destroy(sleb);
 
 out:
@@ -932,33 +858,28 @@ void ubifs_dump_znode(const struct ubifs_info *c,
 	else
 		zbr = &c->zroot;
 
-	printk(KERN_ERR "znode %p, LEB %d:%d len %d parent %p iip %d level %d"
-	       " child_cnt %d flags %lx\n", znode, zbr->lnum, zbr->offs,
-	       zbr->len, znode->parent, znode->iip, znode->level,
-	       znode->child_cnt, znode->flags);
+	pr_err("znode %p, LEB %d:%d len %d parent %p iip %d level %d child_cnt %d flags %lx\n",
+	       znode, zbr->lnum, zbr->offs, zbr->len, znode->parent, znode->iip,
+	       znode->level, znode->child_cnt, znode->flags);
 
 	if (znode->child_cnt <= 0 || znode->child_cnt > c->fanout) {
 		spin_unlock(&dbg_lock);
 		return;
 	}
 
-	printk(KERN_ERR "zbranches:\n");
+	pr_err("zbranches:\n");
 	for (n = 0; n < znode->child_cnt; n++) {
 		zbr = &znode->zbranch[n];
 		if (znode->level > 0)
-			printk(KERN_ERR "\t%d: znode %p LEB %d:%d len %d key "
-					  "%s\n", n, zbr->znode, zbr->lnum,
-					  zbr->offs, zbr->len,
-					  dbg_snprintf_key(c, &zbr->key,
-							   key_buf,
-							   DBG_KEY_BUF_LEN));
+			pr_err("\t%d: znode %p LEB %d:%d len %d key %s\n",
+			       n, zbr->znode, zbr->lnum, zbr->offs, zbr->len,
+			       dbg_snprintf_key(c, &zbr->key, key_buf,
+						DBG_KEY_BUF_LEN));
 		else
-			printk(KERN_ERR "\t%d: LNC %p LEB %d:%d len %d key "
-					  "%s\n", n, zbr->znode, zbr->lnum,
-					  zbr->offs, zbr->len,
-					  dbg_snprintf_key(c, &zbr->key,
-							   key_buf,
-							   DBG_KEY_BUF_LEN));
+			pr_err("\t%d: LNC %p LEB %d:%d len %d key %s\n",
+			       n, zbr->znode, zbr->lnum, zbr->offs, zbr->len,
+			       dbg_snprintf_key(c, &zbr->key, key_buf,
+						DBG_KEY_BUF_LEN));
 	}
 	spin_unlock(&dbg_lock);
 }
@@ -967,16 +888,16 @@ void ubifs_dump_heap(struct ubifs_info *c, struct ubifs_lpt_heap *heap, int cat)
 {
 	int i;
 
-	printk(KERN_ERR "(pid %d) start dumping heap cat %d (%d elements)\n",
+	pr_err("(pid %d) start dumping heap cat %d (%d elements)\n",
 	       current->pid, cat, heap->cnt);
 	for (i = 0; i < heap->cnt; i++) {
 		struct ubifs_lprops *lprops = heap->arr[i];
 
-		printk(KERN_ERR "\t%d. LEB %d hpos %d free %d dirty %d "
-		       "flags %d\n", i, lprops->lnum, lprops->hpos,
-		       lprops->free, lprops->dirty, lprops->flags);
+		pr_err("\t%d. LEB %d hpos %d free %d dirty %d flags %d\n",
+		       i, lprops->lnum, lprops->hpos, lprops->free,
+		       lprops->dirty, lprops->flags);
 	}
-	printk(KERN_ERR "(pid %d) finish dumping heap\n", current->pid);
+	pr_err("(pid %d) finish dumping heap\n", current->pid);
 }
 
 void ubifs_dump_pnode(struct ubifs_info *c, struct ubifs_pnode *pnode,
@@ -984,15 +905,15 @@ void ubifs_dump_pnode(struct ubifs_info *c, struct ubifs_pnode *pnode,
 {
 	int i;
 
-	printk(KERN_ERR "(pid %d) dumping pnode:\n", current->pid);
-	printk(KERN_ERR "\taddress %zx parent %zx cnext %zx\n",
+	pr_err("(pid %d) dumping pnode:\n", current->pid);
+	pr_err("\taddress %zx parent %zx cnext %zx\n",
 	       (size_t)pnode, (size_t)parent, (size_t)pnode->cnext);
-	printk(KERN_ERR "\tflags %lu iip %d level %d num %d\n",
+	pr_err("\tflags %lu iip %d level %d num %d\n",
 	       pnode->flags, iip, pnode->level, pnode->num);
 	for (i = 0; i < UBIFS_LPT_FANOUT; i++) {
 		struct ubifs_lprops *lp = &pnode->lprops[i];
 
-		printk(KERN_ERR "\t%d: free %d dirty %d flags %d lnum %d\n",
+		pr_err("\t%d: free %d dirty %d flags %d lnum %d\n",
 		       i, lp->free, lp->dirty, lp->flags, lp->lnum);
 	}
 }
@@ -1002,20 +923,20 @@ void ubifs_dump_tnc(struct ubifs_info *c)
 	struct ubifs_znode *znode;
 	int level;
 
-	printk(KERN_ERR "\n");
-	printk(KERN_ERR "(pid %d) start dumping TNC tree\n", current->pid);
+	pr_err("\n");
+	pr_err("(pid %d) start dumping TNC tree\n", current->pid);
 	znode = ubifs_tnc_levelorder_next(c->zroot.znode, NULL);
 	level = znode->level;
-	printk(KERN_ERR "== Level %d ==\n", level);
+	pr_err("== Level %d ==\n", level);
 	while (znode) {
 		if (level != znode->level) {
 			level = znode->level;
-			printk(KERN_ERR "== Level %d ==\n", level);
+			pr_err("== Level %d ==\n", level);
 		}
 		ubifs_dump_znode(c, znode);
 		znode = ubifs_tnc_levelorder_next(c->zroot.znode, znode);
 	}
-	printk(KERN_ERR "(pid %d) finish dumping TNC tree\n", current->pid);
+	pr_err("(pid %d) finish dumping TNC tree\n", current->pid);
 }
 
 static int dump_znode(struct ubifs_info *c, struct ubifs_znode *znode,
@@ -1154,8 +1075,8 @@ int dbg_check_synced_i_size(const struct ubifs_info *c, struct inode *inode)
 	mutex_lock(&ui->ui_mutex);
 	spin_lock(&ui->ui_lock);
 	if (ui->ui_size != ui->synced_i_size && !ui->dirty) {
-		ubifs_err("ui_size is %lld, synced_i_size is %lld, but inode "
-			  "is clean", ui->ui_size, ui->synced_i_size);
+		ubifs_err("ui_size is %lld, synced_i_size is %lld, but inode is clean",
+			  ui->ui_size, ui->synced_i_size);
 		ubifs_err("i_ino %lu, i_mode %#x, i_size %lld", inode->i_ino,
 			  inode->i_mode, i_size_read(inode));
 		dump_stack();
@@ -1217,17 +1138,16 @@ int dbg_check_dir(struct ubifs_info *c, const struct inode *dir)
 	kfree(pdent);
 
 	if (i_size_read(dir) != size) {
-		ubifs_err("directory inode %lu has size %llu, "
-			  "but calculated size is %llu", dir->i_ino,
-			  (unsigned long long)i_size_read(dir),
+		ubifs_err("directory inode %lu has size %llu, but calculated size is %llu",
+			  dir->i_ino, (unsigned long long)i_size_read(dir),
 			  (unsigned long long)size);
 		ubifs_dump_inode(c, dir);
 		dump_stack();
 		return -EINVAL;
 	}
 	if (dir->i_nlink != nlink) {
-		ubifs_err("directory inode %lu has nlink %u, but calculated "
-			  "nlink is %u", dir->i_ino, dir->i_nlink, nlink);
+		ubifs_err("directory inode %lu has nlink %u, but calculated nlink is %u",
+			  dir->i_ino, dir->i_nlink, nlink);
 		ubifs_dump_inode(c, dir);
 		dump_stack();
 		return -EINVAL;
@@ -1686,8 +1606,8 @@ int dbg_walk_index(struct ubifs_info *c, dbg_leaf_callback leaf_cb,
 		if (znode_cb) {
 			err = znode_cb(c, znode, priv);
 			if (err) {
-				ubifs_err("znode checking function returned "
-					  "error %d", err);
+				ubifs_err("znode checking function returned error %d",
+					  err);
 				ubifs_dump_znode(c, znode);
 				goto out_dump;
 			}
@@ -1697,9 +1617,7 @@ int dbg_walk_index(struct ubifs_info *c, dbg_leaf_callback leaf_cb,
 				zbr = &znode->zbranch[idx];
 				err = leaf_cb(c, zbr, priv);
 				if (err) {
-					ubifs_err("leaf checking function "
-						  "returned error %d, for leaf "
-						  "at LEB %d:%d",
+					ubifs_err("leaf checking function returned error %d, for leaf at LEB %d:%d",
 						  err, zbr->lnum, zbr->offs);
 					goto out_dump;
 				}
@@ -1807,8 +1725,8 @@ int dbg_check_idx_size(struct ubifs_info *c, long long idx_size)
 	}
 
 	if (calc != idx_size) {
-		ubifs_err("index size check failed: calculated size is %lld, "
-			  "should be %lld", calc, idx_size);
+		ubifs_err("index size check failed: calculated size is %lld, should be %lld",
+			  calc, idx_size);
 		dump_stack();
 		return -EINVAL;
 	}
@@ -2120,8 +2038,7 @@ static int check_leaf(struct ubifs_info *c, struct ubifs_zbranch *zbr,
 		fscki = read_add_inode(c, priv, inum);
 		if (IS_ERR(fscki)) {
 			err = PTR_ERR(fscki);
-			ubifs_err("error %d while processing data node and "
-				  "trying to find inode node %lu",
+			ubifs_err("error %d while processing data node and trying to find inode node %lu",
 				  err, (unsigned long)inum);
 			goto out_dump;
 		}
@@ -2131,9 +2048,8 @@ static int check_leaf(struct ubifs_info *c, struct ubifs_zbranch *zbr,
 		blk_offs <<= UBIFS_BLOCK_SHIFT;
 		blk_offs += le32_to_cpu(dn->size);
 		if (blk_offs > fscki->size) {
-			ubifs_err("data node at LEB %d:%d is not within inode "
-				  "size %lld", zbr->lnum, zbr->offs,
-				  fscki->size);
+			ubifs_err("data node at LEB %d:%d is not within inode size %lld",
+				  zbr->lnum, zbr->offs, fscki->size);
 			err = -EINVAL;
 			goto out_dump;
 		}
@@ -2154,8 +2070,7 @@ static int check_leaf(struct ubifs_info *c, struct ubifs_zbranch *zbr,
 		fscki = read_add_inode(c, priv, inum);
 		if (IS_ERR(fscki)) {
 			err = PTR_ERR(fscki);
-			ubifs_err("error %d while processing entry node and "
-				  "trying to find inode node %lu",
+			ubifs_err("error %d while processing entry node and trying to find inode node %lu",
 				  err, (unsigned long)inum);
 			goto out_dump;
 		}
@@ -2167,8 +2082,7 @@ static int check_leaf(struct ubifs_info *c, struct ubifs_zbranch *zbr,
 		fscki1 = read_add_inode(c, priv, inum);
 		if (IS_ERR(fscki1)) {
 			err = PTR_ERR(fscki1);
-			ubifs_err("error %d while processing entry node and "
-				  "trying to find parent inode node %lu",
+			ubifs_err("error %d while processing entry node and trying to find parent inode node %lu",
 				  err, (unsigned long)inum);
 			goto out_dump;
 		}
@@ -2258,61 +2172,52 @@ static int check_inodes(struct ubifs_info *c, struct fsck_data *fsckd)
 			 */
 			if (fscki->inum != UBIFS_ROOT_INO &&
 			    fscki->references != 1) {
-				ubifs_err("directory inode %lu has %d "
-					  "direntries which refer it, but "
-					  "should be 1",
+				ubifs_err("directory inode %lu has %d direntries which refer it, but should be 1",
 					  (unsigned long)fscki->inum,
 					  fscki->references);
 				goto out_dump;
 			}
 			if (fscki->inum == UBIFS_ROOT_INO &&
 			    fscki->references != 0) {
-				ubifs_err("root inode %lu has non-zero (%d) "
-					  "direntries which refer it",
+				ubifs_err("root inode %lu has non-zero (%d) direntries which refer it",
 					  (unsigned long)fscki->inum,
 					  fscki->references);
 				goto out_dump;
 			}
 			if (fscki->calc_sz != fscki->size) {
-				ubifs_err("directory inode %lu size is %lld, "
-					  "but calculated size is %lld",
+				ubifs_err("directory inode %lu size is %lld, but calculated size is %lld",
 					  (unsigned long)fscki->inum,
 					  fscki->size, fscki->calc_sz);
 				goto out_dump;
 			}
 			if (fscki->calc_cnt != fscki->nlink) {
-				ubifs_err("directory inode %lu nlink is %d, "
-					  "but calculated nlink is %d",
+				ubifs_err("directory inode %lu nlink is %d, but calculated nlink is %d",
 					  (unsigned long)fscki->inum,
 					  fscki->nlink, fscki->calc_cnt);
 				goto out_dump;
 			}
 		} else {
 			if (fscki->references != fscki->nlink) {
-				ubifs_err("inode %lu nlink is %d, but "
-					  "calculated nlink is %d",
+				ubifs_err("inode %lu nlink is %d, but calculated nlink is %d",
 					  (unsigned long)fscki->inum,
 					  fscki->nlink, fscki->references);
 				goto out_dump;
 			}
 		}
 		if (fscki->xattr_sz != fscki->calc_xsz) {
-			ubifs_err("inode %lu has xattr size %u, but "
-				  "calculated size is %lld",
+			ubifs_err("inode %lu has xattr size %u, but calculated size is %lld",
 				  (unsigned long)fscki->inum, fscki->xattr_sz,
 				  fscki->calc_xsz);
 			goto out_dump;
 		}
 		if (fscki->xattr_cnt != fscki->calc_xcnt) {
-			ubifs_err("inode %lu has %u xattrs, but "
-				  "calculated count is %lld",
+			ubifs_err("inode %lu has %u xattrs, but calculated count is %lld",
 				  (unsigned long)fscki->inum,
 				  fscki->xattr_cnt, fscki->calc_xcnt);
 			goto out_dump;
 		}
 		if (fscki->xattr_nms != fscki->calc_xnms) {
-			ubifs_err("inode %lu has xattr names' size %u, but "
-				  "calculated names' size is %lld",
+			ubifs_err("inode %lu has xattr names' size %u, but calculated names' size is %lld",
 				  (unsigned long)fscki->inum, fscki->xattr_nms,
 				  fscki->calc_xnms);
 			goto out_dump;
@@ -2652,20 +2557,18 @@ static int power_cut_emulated(struct ubifs_info *c, int lnum, int write)
 	return 1;
 }
 
-static void cut_data(const void *buf, unsigned int len)
+static int corrupt_data(const struct ubifs_info *c, const void *buf,
+			unsigned int len)
 {
 	unsigned int from, to, i, ffs = chance(1, 2);
 	unsigned char *p = (void *)buf;
 
 	from = random32() % (len + 1);
-	if (chance(1, 2))
-		to = random32() % (len - from + 1);
-	else
-		to = len;
+	/* Corruption may only span one max. write unit */
+	to = min(len, ALIGN(from, c->max_write_size));
 
-	if (from < to)
-		ubifs_warn("filled bytes %u-%u with %s", from, to - 1,
-			   ffs ? "0xFFs" : "random data");
+	ubifs_warn("filled bytes %u-%u with %s", from, to - 1,
+		   ffs ? "0xFFs" : "random data");
 
 	if (ffs)
 		for (i = from; i < to; i++)
@@ -2673,6 +2576,8 @@ static void cut_data(const void *buf, unsigned int len)
 	else
 		for (i = from; i < to; i++)
 			p[i] = random32() % 0x100;
+
+	return to;
 }
 
 int dbg_leb_write(struct ubifs_info *c, int lnum, const void *buf,
@@ -2685,7 +2590,9 @@ int dbg_leb_write(struct ubifs_info *c, int lnum, const void *buf,
 
 	failing = power_cut_emulated(c, lnum, 1);
 	if (failing)
-		cut_data(buf, len);
+		len = corrupt_data(c, buf, len);
+	ubifs_warn("actually write %d bytes to LEB %d:%d (the buffer was corrupted)",
+		   len, lnum, offs);
 	err = ubi_leb_write(c->ubi, lnum, buf, offs, len);
 	if (err)
 		return err;
diff --git a/fs/ubifs/debug.h b/fs/ubifs/debug.h
index 760de723dadb..e03d5179769a 100644
--- a/fs/ubifs/debug.h
+++ b/fs/ubifs/debug.h
@@ -150,7 +150,7 @@ struct ubifs_global_debug_info {
 
 #define ubifs_assert(expr) do {                                                \
 	if (unlikely(!(expr))) {                                               \
-		printk(KERN_CRIT "UBIFS assert failed in %s at %u (pid %d)\n", \
+		pr_crit("UBIFS assert failed in %s at %u (pid %d)\n",          \
 		       __func__, __LINE__, current->pid);                      \
 		dump_stack();                                                  \
 	}                                                                      \
@@ -159,26 +159,23 @@ struct ubifs_global_debug_info {
 #define ubifs_assert_cmt_locked(c) do {                                        \
 	if (unlikely(down_write_trylock(&(c)->commit_sem))) {                  \
 		up_write(&(c)->commit_sem);                                    \
-		printk(KERN_CRIT "commit lock is not locked!\n");              \
+		pr_crit("commit lock is not locked!\n");                       \
 		ubifs_assert(0);                                               \
 	}                                                                      \
 } while (0)
 
 #define ubifs_dbg_msg(type, fmt, ...) \
-	pr_debug("UBIFS DBG " type ": " fmt "\n", ##__VA_ARGS__)
+	pr_debug("UBIFS DBG " type " (pid %d): " fmt "\n", current->pid,       \
+		 ##__VA_ARGS__)
 
 #define DBG_KEY_BUF_LEN 48
 #define ubifs_dbg_msg_key(type, key, fmt, ...) do {                            \
 	char __tmp_key_buf[DBG_KEY_BUF_LEN];                                   \
-	pr_debug("UBIFS DBG " type ": " fmt "%s\n", ##__VA_ARGS__,             \
+	pr_debug("UBIFS DBG " type " (pid %d): " fmt "%s\n", current->pid,     \
+		 ##__VA_ARGS__,                                                \
 		 dbg_snprintf_key(c, key, __tmp_key_buf, DBG_KEY_BUF_LEN));    \
 } while (0)
 
-/* Just a debugging messages not related to any specific UBIFS subsystem */
-#define dbg_msg(fmt, ...)                                                      \
-	printk(KERN_DEBUG "UBIFS DBG (pid %d): %s: " fmt "\n", current->pid,   \
-	       __func__, ##__VA_ARGS__)
-
 /* General messages */
 #define dbg_gen(fmt, ...)   ubifs_dbg_msg("gen", fmt, ##__VA_ARGS__)
 /* Additional journal messages */
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index c95681cf1b71..e271fba1651b 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -980,8 +980,8 @@ static int ubifs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	 * separately.
 	 */
 
-	dbg_gen("dent '%.*s' ino %lu in dir ino %lu to dent '%.*s' in "
-		"dir ino %lu", old_dentry->d_name.len, old_dentry->d_name.name,
+	dbg_gen("dent '%.*s' ino %lu in dir ino %lu to dent '%.*s' in dir ino %lu",
+		old_dentry->d_name.len, old_dentry->d_name.name,
 		old_inode->i_ino, old_dir->i_ino, new_dentry->d_name.len,
 		new_dentry->d_name.name, new_dir->i_ino);
 	ubifs_assert(mutex_is_locked(&old_dir->i_mutex));
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 7bd6e72afd11..ff48c5a85309 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1486,8 +1486,8 @@ static int ubifs_vm_page_mkwrite(struct vm_area_struct *vma,
 	err = ubifs_budget_space(c, &req);
 	if (unlikely(err)) {
 		if (err == -ENOSPC)
-			ubifs_warn("out of space for mmapped file "
-				   "(inode number %lu)", inode->i_ino);
+			ubifs_warn("out of space for mmapped file (inode number %lu)",
+				   inode->i_ino);
 		return VM_FAULT_SIGBUS;
 	}
 
diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c
index 04dd6f47635e..76ca53cd3eee 100644
--- a/fs/ubifs/gc.c
+++ b/fs/ubifs/gc.c
@@ -714,9 +714,9 @@ int ubifs_garbage_collect(struct ubifs_info *c, int anyway)
 			break;
 		}
 
-		dbg_gc("found LEB %d: free %d, dirty %d, sum %d "
-		       "(min. space %d)", lp.lnum, lp.free, lp.dirty,
-		       lp.free + lp.dirty, min_space);
+		dbg_gc("found LEB %d: free %d, dirty %d, sum %d (min. space %d)",
+		       lp.lnum, lp.free, lp.dirty, lp.free + lp.dirty,
+		       min_space);
 
 		space_before = c->leb_size - wbuf->offs - wbuf->used;
 		if (wbuf->lnum == -1)
diff --git a/fs/ubifs/log.c b/fs/ubifs/log.c
index c80b15d6c8de..36bd4efd0819 100644
--- a/fs/ubifs/log.c
+++ b/fs/ubifs/log.c
@@ -315,17 +315,15 @@ static void remove_buds(struct ubifs_info *c)
 			 * heads (non-closed buds).
 			 */
 			c->cmt_bud_bytes += wbuf->offs - bud->start;
-			dbg_log("preserve %d:%d, jhead %s, bud bytes %d, "
-				"cmt_bud_bytes %lld", bud->lnum, bud->start,
-				dbg_jhead(bud->jhead), wbuf->offs - bud->start,
-				c->cmt_bud_bytes);
+			dbg_log("preserve %d:%d, jhead %s, bud bytes %d, cmt_bud_bytes %lld",
+				bud->lnum, bud->start, dbg_jhead(bud->jhead),
+				wbuf->offs - bud->start, c->cmt_bud_bytes);
 			bud->start = wbuf->offs;
 		} else {
 			c->cmt_bud_bytes += c->leb_size - bud->start;
-			dbg_log("remove %d:%d, jhead %s, bud bytes %d, "
-				"cmt_bud_bytes %lld", bud->lnum, bud->start,
-				dbg_jhead(bud->jhead), c->leb_size - bud->start,
-				c->cmt_bud_bytes);
+			dbg_log("remove %d:%d, jhead %s, bud bytes %d, cmt_bud_bytes %lld",
+				bud->lnum, bud->start, dbg_jhead(bud->jhead),
+				c->leb_size - bud->start, c->cmt_bud_bytes);
 			rb_erase(p1, &c->buds);
 			/*
 			 * If the commit does not finish, the recovery will need
diff --git a/fs/ubifs/lprops.c b/fs/ubifs/lprops.c
index 86eb8e533249..e5a2a35a46dc 100644
--- a/fs/ubifs/lprops.c
+++ b/fs/ubifs/lprops.c
@@ -867,15 +867,15 @@ int dbg_check_cats(struct ubifs_info *c)
 
 	list_for_each_entry(lprops, &c->empty_list, list) {
 		if (lprops->free != c->leb_size) {
-			ubifs_err("non-empty LEB %d on empty list "
-				  "(free %d dirty %d flags %d)", lprops->lnum,
-				  lprops->free, lprops->dirty, lprops->flags);
+			ubifs_err("non-empty LEB %d on empty list (free %d dirty %d flags %d)",
+				  lprops->lnum, lprops->free, lprops->dirty,
+				  lprops->flags);
 			return -EINVAL;
 		}
 		if (lprops->flags & LPROPS_TAKEN) {
-			ubifs_err("taken LEB %d on empty list "
-				  "(free %d dirty %d flags %d)", lprops->lnum,
-				  lprops->free, lprops->dirty, lprops->flags);
+			ubifs_err("taken LEB %d on empty list (free %d dirty %d flags %d)",
+				  lprops->lnum, lprops->free, lprops->dirty,
+				  lprops->flags);
 			return -EINVAL;
 		}
 	}
@@ -883,15 +883,15 @@ int dbg_check_cats(struct ubifs_info *c)
 	i = 0;
 	list_for_each_entry(lprops, &c->freeable_list, list) {
 		if (lprops->free + lprops->dirty != c->leb_size) {
-			ubifs_err("non-freeable LEB %d on freeable list "
-				  "(free %d dirty %d flags %d)", lprops->lnum,
-				  lprops->free, lprops->dirty, lprops->flags);
+			ubifs_err("non-freeable LEB %d on freeable list (free %d dirty %d flags %d)",
+				  lprops->lnum, lprops->free, lprops->dirty,
+				  lprops->flags);
 			return -EINVAL;
 		}
 		if (lprops->flags & LPROPS_TAKEN) {
-			ubifs_err("taken LEB %d on freeable list "
-				  "(free %d dirty %d flags %d)", lprops->lnum,
-				  lprops->free, lprops->dirty, lprops->flags);
+			ubifs_err("taken LEB %d on freeable list (free %d dirty %d flags %d)",
+				  lprops->lnum, lprops->free, lprops->dirty,
+				  lprops->flags);
 			return -EINVAL;
 		}
 		i += 1;
@@ -913,21 +913,21 @@ int dbg_check_cats(struct ubifs_info *c)
 
 	list_for_each_entry(lprops, &c->frdi_idx_list, list) {
 		if (lprops->free + lprops->dirty != c->leb_size) {
-			ubifs_err("non-freeable LEB %d on frdi_idx list "
-				  "(free %d dirty %d flags %d)", lprops->lnum,
-				  lprops->free, lprops->dirty, lprops->flags);
+			ubifs_err("non-freeable LEB %d on frdi_idx list (free %d dirty %d flags %d)",
+				  lprops->lnum, lprops->free, lprops->dirty,
+				  lprops->flags);
 			return -EINVAL;
 		}
 		if (lprops->flags & LPROPS_TAKEN) {
-			ubifs_err("taken LEB %d on frdi_idx list "
-				  "(free %d dirty %d flags %d)", lprops->lnum,
-				  lprops->free, lprops->dirty, lprops->flags);
+			ubifs_err("taken LEB %d on frdi_idx list (free %d dirty %d flags %d)",
+				  lprops->lnum, lprops->free, lprops->dirty,
+				  lprops->flags);
 			return -EINVAL;
 		}
 		if (!(lprops->flags & LPROPS_INDEX)) {
-			ubifs_err("non-index LEB %d on frdi_idx list "
-				  "(free %d dirty %d flags %d)", lprops->lnum,
-				  lprops->free, lprops->dirty, lprops->flags);
+			ubifs_err("non-index LEB %d on frdi_idx list (free %d dirty %d flags %d)",
+				  lprops->lnum, lprops->free, lprops->dirty,
+				  lprops->flags);
 			return -EINVAL;
 		}
 	}
@@ -982,9 +982,9 @@ void dbg_check_heap(struct ubifs_info *c, struct ubifs_lpt_heap *heap, int cat,
 			goto out;
 		}
 		if (lprops != lp) {
-			dbg_msg("lprops %zx lp %zx lprops->lnum %d lp->lnum %d",
-				(size_t)lprops, (size_t)lp, lprops->lnum,
-				lp->lnum);
+			ubifs_err("lprops %zx lp %zx lprops->lnum %d lp->lnum %d",
+				  (size_t)lprops, (size_t)lp, lprops->lnum,
+				  lp->lnum);
 			err = 4;
 			goto out;
 		}
@@ -1002,7 +1002,7 @@ void dbg_check_heap(struct ubifs_info *c, struct ubifs_lpt_heap *heap, int cat,
 	}
 out:
 	if (err) {
-		dbg_msg("failed cat %d hpos %d err %d", cat, i, err);
+		ubifs_err("failed cat %d hpos %d err %d", cat, i, err);
 		dump_stack();
 		ubifs_dump_heap(c, heap, cat);
 	}
@@ -1153,8 +1153,8 @@ static int scan_check_cb(struct ubifs_info *c,
 
 	if (free > c->leb_size || free < 0 || dirty > c->leb_size ||
 	    dirty < 0) {
-		ubifs_err("bad calculated accounting for LEB %d: "
-			  "free %d, dirty %d", lnum, free, dirty);
+		ubifs_err("bad calculated accounting for LEB %d: free %d, dirty %d",
+			  lnum, free, dirty);
 		goto out_destroy;
 	}
 
@@ -1200,8 +1200,7 @@ static int scan_check_cb(struct ubifs_info *c,
 			/* Free but not unmapped LEB, it's fine */
 			is_idx = 0;
 		else {
-			ubifs_err("indexing node without indexing "
-				  "flag");
+			ubifs_err("indexing node without indexing flag");
 			goto out_print;
 		}
 	}
@@ -1236,8 +1235,7 @@ static int scan_check_cb(struct ubifs_info *c,
 	return LPT_SCAN_CONTINUE;
 
 out_print:
-	ubifs_err("bad accounting of LEB %d: free %d, dirty %d flags %#x, "
-		  "should be free %d, dirty %d",
+	ubifs_err("bad accounting of LEB %d: free %d, dirty %d flags %#x, should be free %d, dirty %d",
 		  lnum, lp->free, lp->dirty, lp->flags, free, dirty);
 	ubifs_dump_leb(c, lnum);
 out_destroy:
@@ -1290,12 +1288,10 @@ int dbg_check_lprops(struct ubifs_info *c)
 	    lst.total_dirty != c->lst.total_dirty ||
 	    lst.total_used != c->lst.total_used) {
 		ubifs_err("bad overall accounting");
-		ubifs_err("calculated: empty_lebs %d, idx_lebs %d, "
-			  "total_free %lld, total_dirty %lld, total_used %lld",
+		ubifs_err("calculated: empty_lebs %d, idx_lebs %d, total_free %lld, total_dirty %lld, total_used %lld",
 			  lst.empty_lebs, lst.idx_lebs, lst.total_free,
 			  lst.total_dirty, lst.total_used);
-		ubifs_err("read from lprops: empty_lebs %d, idx_lebs %d, "
-			  "total_free %lld, total_dirty %lld, total_used %lld",
+		ubifs_err("read from lprops: empty_lebs %d, idx_lebs %d, total_free %lld, total_dirty %lld, total_used %lld",
 			  c->lst.empty_lebs, c->lst.idx_lebs, c->lst.total_free,
 			  c->lst.total_dirty, c->lst.total_used);
 		err = -EINVAL;
diff --git a/fs/ubifs/lpt.c b/fs/ubifs/lpt.c
index 8640920766ed..d46b19ec1815 100644
--- a/fs/ubifs/lpt.c
+++ b/fs/ubifs/lpt.c
@@ -1311,7 +1311,7 @@ out:
 	ubifs_err("error %d reading pnode at %d:%d", err, lnum, offs);
 	ubifs_dump_pnode(c, pnode, parent, iip);
 	dump_stack();
-	dbg_msg("calc num: %d", calc_pnode_num_from_parent(c, parent, iip));
+	ubifs_err("calc num: %d", calc_pnode_num_from_parent(c, parent, iip));
 	kfree(pnode);
 	return err;
 }
@@ -2237,8 +2237,7 @@ int dbg_check_lpt_nodes(struct ubifs_info *c, struct ubifs_cnode *cnode,
 			/* cnode is a nnode */
 			num = calc_nnode_num(row, col);
 			if (cnode->num != num) {
-				ubifs_err("nnode num %d expected %d "
-					  "parent num %d iip %d",
+				ubifs_err("nnode num %d expected %d parent num %d iip %d",
 					  cnode->num, num,
 					  (nnode ? nnode->num : 0), cnode->iip);
 				return -EINVAL;
diff --git a/fs/ubifs/lpt_commit.c b/fs/ubifs/lpt_commit.c
index 4fa70734e6e7..9daaeef675dd 100644
--- a/fs/ubifs/lpt_commit.c
+++ b/fs/ubifs/lpt_commit.c
@@ -320,8 +320,8 @@ static int layout_cnodes(struct ubifs_info *c)
 	return 0;
 
 no_space:
-	ubifs_err("LPT out of space at LEB %d:%d needing %d, done_ltab %d, "
-		  "done_lsave %d", lnum, offs, len, done_ltab, done_lsave);
+	ubifs_err("LPT out of space at LEB %d:%d needing %d, done_ltab %d, done_lsave %d",
+		  lnum, offs, len, done_ltab, done_lsave);
 	ubifs_dump_lpt_info(c);
 	ubifs_dump_lpt_lebs(c);
 	dump_stack();
@@ -545,8 +545,8 @@ static int write_cnodes(struct ubifs_info *c)
 	return 0;
 
 no_space:
-	ubifs_err("LPT out of space mismatch at LEB %d:%d needing %d, done_ltab "
-		  "%d, done_lsave %d", lnum, offs, len, done_ltab, done_lsave);
+	ubifs_err("LPT out of space mismatch at LEB %d:%d needing %d, done_ltab %d, done_lsave %d",
+		  lnum, offs, len, done_ltab, done_lsave);
 	ubifs_dump_lpt_info(c);
 	ubifs_dump_lpt_lebs(c);
 	dump_stack();
@@ -1662,21 +1662,19 @@ static int dbg_check_ltab_lnum(struct ubifs_info *c, int lnum)
 				continue;
 			}
 			if (!dbg_is_all_ff(p, len)) {
-				dbg_msg("invalid empty space in LEB %d at %d",
-					lnum, c->leb_size - len);
+				ubifs_err("invalid empty space in LEB %d at %d",
+					  lnum, c->leb_size - len);
 				err = -EINVAL;
 			}
 			i = lnum - c->lpt_first;
 			if (len != c->ltab[i].free) {
-				dbg_msg("invalid free space in LEB %d "
-					"(free %d, expected %d)",
-					lnum, len, c->ltab[i].free);
+				ubifs_err("invalid free space in LEB %d (free %d, expected %d)",
+					  lnum, len, c->ltab[i].free);
 				err = -EINVAL;
 			}
 			if (dirty != c->ltab[i].dirty) {
-				dbg_msg("invalid dirty space in LEB %d "
-					"(dirty %d, expected %d)",
-					lnum, dirty, c->ltab[i].dirty);
+				ubifs_err("invalid dirty space in LEB %d (dirty %d, expected %d)",
+					  lnum, dirty, c->ltab[i].dirty);
 				err = -EINVAL;
 			}
 			goto out;
@@ -1888,8 +1886,7 @@ static void dump_lpt_leb(const struct ubifs_info *c, int lnum)
 	int err, len = c->leb_size, node_type, node_num, node_len, offs;
 	void *buf, *p;
 
-	printk(KERN_DEBUG "(pid %d) start dumping LEB %d\n",
-	       current->pid, lnum);
+	pr_err("(pid %d) start dumping LEB %d\n", current->pid, lnum);
 	buf = p = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL);
 	if (!buf) {
 		ubifs_err("cannot allocate memory to dump LPT");
@@ -1907,14 +1904,14 @@ static void dump_lpt_leb(const struct ubifs_info *c, int lnum)
 
 			pad_len = get_pad_len(c, p, len);
 			if (pad_len) {
-				printk(KERN_DEBUG "LEB %d:%d, pad %d bytes\n",
+				pr_err("LEB %d:%d, pad %d bytes\n",
 				       lnum, offs, pad_len);
 				p += pad_len;
 				len -= pad_len;
 				continue;
 			}
 			if (len)
-				printk(KERN_DEBUG "LEB %d:%d, free %d bytes\n",
+				pr_err("LEB %d:%d, free %d bytes\n",
 				       lnum, offs, len);
 			break;
 		}
@@ -1925,11 +1922,10 @@ static void dump_lpt_leb(const struct ubifs_info *c, int lnum)
 		{
 			node_len = c->pnode_sz;
 			if (c->big_lpt)
-				printk(KERN_DEBUG "LEB %d:%d, pnode num %d\n",
+				pr_err("LEB %d:%d, pnode num %d\n",
 				       lnum, offs, node_num);
 			else
-				printk(KERN_DEBUG "LEB %d:%d, pnode\n",
-				       lnum, offs);
+				pr_err("LEB %d:%d, pnode\n", lnum, offs);
 			break;
 		}
 		case UBIFS_LPT_NNODE:
@@ -1939,29 +1935,28 @@ static void dump_lpt_leb(const struct ubifs_info *c, int lnum)
 
 			node_len = c->nnode_sz;
 			if (c->big_lpt)
-				printk(KERN_DEBUG "LEB %d:%d, nnode num %d, ",
+				pr_err("LEB %d:%d, nnode num %d, ",
 				       lnum, offs, node_num);
 			else
-				printk(KERN_DEBUG "LEB %d:%d, nnode, ",
+				pr_err("LEB %d:%d, nnode, ",
 				       lnum, offs);
 			err = ubifs_unpack_nnode(c, p, &nnode);
 			for (i = 0; i < UBIFS_LPT_FANOUT; i++) {
-				printk(KERN_CONT "%d:%d", nnode.nbranch[i].lnum,
+				pr_cont("%d:%d", nnode.nbranch[i].lnum,
 				       nnode.nbranch[i].offs);
 				if (i != UBIFS_LPT_FANOUT - 1)
-					printk(KERN_CONT ", ");
+					pr_cont(", ");
 			}
-			printk(KERN_CONT "\n");
+			pr_cont("\n");
 			break;
 		}
 		case UBIFS_LPT_LTAB:
 			node_len = c->ltab_sz;
-			printk(KERN_DEBUG "LEB %d:%d, ltab\n",
-			       lnum, offs);
+			pr_err("LEB %d:%d, ltab\n", lnum, offs);
 			break;
 		case UBIFS_LPT_LSAVE:
 			node_len = c->lsave_sz;
-			printk(KERN_DEBUG "LEB %d:%d, lsave len\n", lnum, offs);
+			pr_err("LEB %d:%d, lsave len\n", lnum, offs);
 			break;
 		default:
 			ubifs_err("LPT node type %d not recognized", node_type);
@@ -1972,8 +1967,7 @@ static void dump_lpt_leb(const struct ubifs_info *c, int lnum)
 		len -= node_len;
 	}
 
-	printk(KERN_DEBUG "(pid %d) finish dumping LEB %d\n",
-	       current->pid, lnum);
+	pr_err("(pid %d) finish dumping LEB %d\n", current->pid, lnum);
 out:
 	vfree(buf);
 	return;
@@ -1990,12 +1984,10 @@ void ubifs_dump_lpt_lebs(const struct ubifs_info *c)
 {
 	int i;
 
-	printk(KERN_DEBUG "(pid %d) start dumping all LPT LEBs\n",
-	       current->pid);
+	pr_err("(pid %d) start dumping all LPT LEBs\n", current->pid);
 	for (i = 0; i < c->lpt_lebs; i++)
 		dump_lpt_leb(c, i + c->lpt_first);
-	printk(KERN_DEBUG "(pid %d) finish dumping all LPT LEBs\n",
-	       current->pid);
+	pr_err("(pid %d) finish dumping all LPT LEBs\n", current->pid);
 }
 
 /**
diff --git a/fs/ubifs/orphan.c b/fs/ubifs/orphan.c
index cebf17ea0458..769701ccb5c9 100644
--- a/fs/ubifs/orphan.c
+++ b/fs/ubifs/orphan.c
@@ -562,8 +562,8 @@ static int do_kill_orphans(struct ubifs_info *c, struct ubifs_scan_leb *sleb,
 
 	list_for_each_entry(snod, &sleb->nodes, list) {
 		if (snod->type != UBIFS_ORPH_NODE) {
-			ubifs_err("invalid node type %d in orphan area at "
-				  "%d:%d", snod->type, sleb->lnum, snod->offs);
+			ubifs_err("invalid node type %d in orphan area at %d:%d",
+				  snod->type, sleb->lnum, snod->offs);
 			ubifs_dump_node(c, snod->node);
 			return -EINVAL;
 		}
@@ -589,8 +589,7 @@ static int do_kill_orphans(struct ubifs_info *c, struct ubifs_scan_leb *sleb,
 			 * number. That makes this orphan node, out of date.
 			 */
 			if (!first) {
-				ubifs_err("out of order commit number %llu in "
-					  "orphan node at %d:%d",
+				ubifs_err("out of order commit number %llu in orphan node at %d:%d",
 					  cmt_no, sleb->lnum, snod->offs);
 				ubifs_dump_node(c, snod->node);
 				return -EINVAL;
diff --git a/fs/ubifs/recovery.c b/fs/ubifs/recovery.c
index edeec499c048..065096e36ed9 100644
--- a/fs/ubifs/recovery.c
+++ b/fs/ubifs/recovery.c
@@ -609,7 +609,8 @@ static void drop_last_node(struct ubifs_scan_leb *sleb, int *offs)
 		snod = list_entry(sleb->nodes.prev, struct ubifs_scan_node,
 				  list);
 
-		dbg_rcvry("dropping last node at %d:%d", sleb->lnum, snod->offs);
+		dbg_rcvry("dropping last node at %d:%d",
+			  sleb->lnum, snod->offs);
 		*offs = snod->offs;
 		list_del(&snod->list);
 		kfree(snod);
@@ -702,8 +703,8 @@ struct ubifs_scan_leb *ubifs_recover_leb(struct ubifs_info *c, int lnum,
 			 * See header comment for this file for more
 			 * explanations about the reasons we have this check.
 			 */
-			ubifs_err("corrupt empty space LEB %d:%d, corruption "
-				  "starts at %d", lnum, offs, corruption);
+			ubifs_err("corrupt empty space LEB %d:%d, corruption starts at %d",
+				  lnum, offs, corruption);
 			/* Make sure we dump interesting non-0xFF data */
 			offs += corruption;
 			buf += corruption;
@@ -899,8 +900,8 @@ struct ubifs_scan_leb *ubifs_recover_log_leb(struct ubifs_info *c, int lnum,
 				}
 			}
 			if (snod->sqnum > cs_sqnum) {
-				ubifs_err("unrecoverable log corruption "
-					  "in LEB %d", lnum);
+				ubifs_err("unrecoverable log corruption in LEB %d",
+					  lnum);
 				ubifs_scan_destroy(sleb);
 				return ERR_PTR(-EUCLEAN);
 			}
diff --git a/fs/ubifs/replay.c b/fs/ubifs/replay.c
index 94d78fc5d4e0..3187925e9879 100644
--- a/fs/ubifs/replay.c
+++ b/fs/ubifs/replay.c
@@ -141,9 +141,9 @@ static int set_bud_lprops(struct ubifs_info *c, struct bud_entry *b)
 		 * during the replay.
 		 */
 		if (dirty != 0)
-			dbg_msg("LEB %d lp: %d free %d dirty "
-				"replay: %d free %d dirty", b->bud->lnum,
-				lp->free, lp->dirty, b->free, b->dirty);
+			dbg_mnt("LEB %d lp: %d free %d dirty replay: %d free %d dirty",
+				b->bud->lnum, lp->free, lp->dirty, b->free,
+				b->dirty);
 	}
 	lp = ubifs_change_lp(c, lp, b->free, dirty + b->dirty,
 			     lp->flags | LPROPS_TAKEN, 0);
@@ -677,7 +677,8 @@ static int replay_bud(struct ubifs_info *c, struct bud_entry *b)
 
 	b->dirty = sleb->endpt - offs - used;
 	b->free = c->leb_size - sleb->endpt;
-	dbg_mnt("bud LEB %d replied: dirty %d, free %d", lnum, b->dirty, b->free);
+	dbg_mnt("bud LEB %d replied: dirty %d, free %d",
+		lnum, b->dirty, b->free);
 
 out:
 	ubifs_scan_destroy(sleb);
@@ -865,8 +866,7 @@ static int replay_log_leb(struct ubifs_info *c, int lnum, int offs, void *sbuf)
 			goto out_dump;
 		}
 		if (le64_to_cpu(node->cmt_no) != c->cmt_no) {
-			ubifs_err("first CS node at LEB %d:%d has wrong "
-				  "commit number %llu expected %llu",
+			ubifs_err("first CS node at LEB %d:%d has wrong commit number %llu expected %llu",
 				  lnum, offs,
 				  (unsigned long long)le64_to_cpu(node->cmt_no),
 				  c->cmt_no);
@@ -1058,8 +1058,8 @@ int ubifs_replay_journal(struct ubifs_info *c)
 	c->bi.uncommitted_idx *= c->max_idx_node_sz;
 
 	ubifs_assert(c->bud_bytes <= c->max_bud_bytes || c->need_recovery);
-	dbg_mnt("finished, log head LEB %d:%d, max_sqnum %llu, "
-		"highest_inum %lu", c->lhead_lnum, c->lhead_offs, c->max_sqnum,
+	dbg_mnt("finished, log head LEB %d:%d, max_sqnum %llu, highest_inum %lu",
+		c->lhead_lnum, c->lhead_offs, c->max_sqnum,
 		(unsigned long)c->highest_inum);
 out:
 	destroy_replay_list(c);
diff --git a/fs/ubifs/sb.c b/fs/ubifs/sb.c
index 52c21f4190f6..4c37607a958e 100644
--- a/fs/ubifs/sb.c
+++ b/fs/ubifs/sb.c
@@ -391,9 +391,8 @@ static int validate_sb(struct ubifs_info *c, struct ubifs_sb_node *sup)
 	min_leb_cnt += c->lpt_lebs + c->orph_lebs + c->jhead_cnt + 6;
 
 	if (c->leb_cnt < min_leb_cnt || c->leb_cnt > c->vi.size) {
-		ubifs_err("bad LEB count: %d in superblock, %d on UBI volume, "
-			  "%d minimum required", c->leb_cnt, c->vi.size,
-			  min_leb_cnt);
+		ubifs_err("bad LEB count: %d in superblock, %d on UBI volume, %d minimum required",
+			  c->leb_cnt, c->vi.size, min_leb_cnt);
 		goto failed;
 	}
 
@@ -411,15 +410,14 @@ static int validate_sb(struct ubifs_info *c, struct ubifs_sb_node *sup)
 
 	max_bytes = (long long)c->leb_size * UBIFS_MIN_BUD_LEBS;
 	if (c->max_bud_bytes < max_bytes) {
-		ubifs_err("too small journal (%lld bytes), must be at least "
-			  "%lld bytes",  c->max_bud_bytes, max_bytes);
+		ubifs_err("too small journal (%lld bytes), must be at least %lld bytes",
+			  c->max_bud_bytes, max_bytes);
 		goto failed;
 	}
 
 	max_bytes = (long long)c->leb_size * c->main_lebs;
 	if (c->max_bud_bytes > max_bytes) {
-		ubifs_err("too large journal size (%lld bytes), only %lld bytes"
-			  "available in the main area",
+		ubifs_err("too large journal size (%lld bytes), only %lld bytes available in the main area",
 			  c->max_bud_bytes, max_bytes);
 		goto failed;
 	}
@@ -549,10 +547,9 @@ int ubifs_read_superblock(struct ubifs_info *c)
 		ubifs_assert(!c->ro_media || c->ro_mount);
 		if (!c->ro_mount ||
 		    c->ro_compat_version > UBIFS_RO_COMPAT_VERSION) {
-			ubifs_err("on-flash format version is w%d/r%d, but "
-				  "software only supports up to version "
-				  "w%d/r%d", c->fmt_version,
-				  c->ro_compat_version, UBIFS_FORMAT_VERSION,
+			ubifs_err("on-flash format version is w%d/r%d, but software only supports up to version w%d/r%d",
+				  c->fmt_version, c->ro_compat_version,
+				  UBIFS_FORMAT_VERSION,
 				  UBIFS_RO_COMPAT_VERSION);
 			if (c->ro_compat_version <= UBIFS_RO_COMPAT_VERSION) {
 				ubifs_msg("only R/O mounting is possible");
diff --git a/fs/ubifs/scan.c b/fs/ubifs/scan.c
index 7c40e6025fd6..58aa05df2bb6 100644
--- a/fs/ubifs/scan.c
+++ b/fs/ubifs/scan.c
@@ -75,7 +75,7 @@ int ubifs_scan_a_node(const struct ubifs_info *c, void *buf, int len, int lnum,
 	magic = le32_to_cpu(ch->magic);
 
 	if (magic == 0xFFFFFFFF) {
-		dbg_scan("hit empty space");
+		dbg_scan("hit empty space at LEB %d:%d", lnum, offs);
 		return SCANNED_EMPTY_SPACE;
 	}
 
@@ -85,7 +85,8 @@ int ubifs_scan_a_node(const struct ubifs_info *c, void *buf, int len, int lnum,
 	if (len < UBIFS_CH_SZ)
 		return SCANNED_GARBAGE;
 
-	dbg_scan("scanning %s", dbg_ntype(ch->node_type));
+	dbg_scan("scanning %s at LEB %d:%d",
+		 dbg_ntype(ch->node_type), lnum, offs);
 
 	if (ubifs_check_node(c, buf, lnum, offs, quiet, 1))
 		return SCANNED_A_CORRUPT_NODE;
@@ -114,8 +115,8 @@ int ubifs_scan_a_node(const struct ubifs_info *c, void *buf, int len, int lnum,
 			return SCANNED_A_BAD_PAD_NODE;
 		}
 
-		dbg_scan("%d bytes padded, offset now %d",
-			 pad_len, ALIGN(offs + node_len + pad_len, 8));
+		dbg_scan("%d bytes padded at LEB %d:%d, offset now %d", pad_len,
+			 lnum, offs, ALIGN(offs + node_len + pad_len, 8));
 
 		return node_len + pad_len;
 	}
@@ -150,8 +151,8 @@ struct ubifs_scan_leb *ubifs_start_scan(const struct ubifs_info *c, int lnum,
 
 	err = ubifs_leb_read(c, lnum, sbuf + offs, offs, c->leb_size - offs, 0);
 	if (err && err != -EBADMSG) {
-		ubifs_err("cannot read %d bytes from LEB %d:%d,"
-			  " error %d", c->leb_size - offs, lnum, offs, err);
+		ubifs_err("cannot read %d bytes from LEB %d:%d, error %d",
+			  c->leb_size - offs, lnum, offs, err);
 		kfree(sleb);
 		return ERR_PTR(err);
 	}
@@ -240,8 +241,6 @@ void ubifs_scanned_corruption(const struct ubifs_info *c, int lnum, int offs,
 	int len;
 
 	ubifs_err("corruption at LEB %d:%d", lnum, offs);
-	if (dbg_is_tst_rcvry(c))
-		return;
 	len = c->leb_size - offs;
 	if (len > 8192)
 		len = 8192;
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 49825427a0e8..ddc0f6ae65e9 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -89,9 +89,8 @@ static int validate_inode(struct ubifs_info *c, const struct inode *inode)
 		return 5;
 
 	if (!ubifs_compr_present(ui->compr_type)) {
-		ubifs_warn("inode %lu uses '%s' compression, but it was not "
-			   "compiled in", inode->i_ino,
-			   ubifs_compr_name(ui->compr_type));
+		ubifs_warn("inode %lu uses '%s' compression, but it was not compiled in",
+			   inode->i_ino, ubifs_compr_name(ui->compr_type));
 	}
 
 	err = dbg_check_dir(c, inode);
@@ -1061,8 +1060,8 @@ static int ubifs_parse_options(struct ubifs_info *c, char *options,
 
 			flag = parse_standard_option(p);
 			if (!flag) {
-				ubifs_err("unrecognized mount option \"%s\" "
-					  "or missing value", p);
+				ubifs_err("unrecognized mount option \"%s\" or missing value",
+					  p);
 				return -EINVAL;
 			}
 			sb->s_flags |= flag;
@@ -1124,8 +1123,8 @@ again:
 		}
 
 		/* Just disable bulk-read */
-		ubifs_warn("Cannot allocate %d bytes of memory for bulk-read, "
-			   "disabling it", c->max_bu_buf_len);
+		ubifs_warn("cannot allocate %d bytes of memory for bulk-read, disabling it",
+			   c->max_bu_buf_len);
 		c->mount_opts.bulk_read = 1;
 		c->bulk_read = 0;
 		return;
@@ -1161,7 +1160,7 @@ static int check_free_space(struct ubifs_info *c)
 static int mount_ubifs(struct ubifs_info *c)
 {
 	int err;
-	long long x;
+	long long x, y;
 	size_t sz;
 
 	c->ro_mount = !!(c->vfs_sb->s_flags & MS_RDONLY);
@@ -1411,75 +1410,69 @@ static int mount_ubifs(struct ubifs_info *c)
 
 	c->mounting = 0;
 
-	ubifs_msg("mounted UBI device %d, volume %d, name \"%s\"",
-		  c->vi.ubi_num, c->vi.vol_id, c->vi.name);
-	if (c->ro_mount)
-		ubifs_msg("mounted read-only");
+	ubifs_msg("mounted UBI device %d, volume %d, name \"%s\"%s",
+		  c->vi.ubi_num, c->vi.vol_id, c->vi.name,
+		  c->ro_mount ? ", R/O mode" : NULL);
 	x = (long long)c->main_lebs * c->leb_size;
-	ubifs_msg("file system size:   %lld bytes (%lld KiB, %lld MiB, %d "
-		  "LEBs)", x, x >> 10, x >> 20, c->main_lebs);
-	x = (long long)c->log_lebs * c->leb_size + c->max_bud_bytes;
-	ubifs_msg("journal size:       %lld bytes (%lld KiB, %lld MiB, %d "
-		  "LEBs)", x, x >> 10, x >> 20, c->log_lebs + c->max_bud_cnt);
-	ubifs_msg("media format:       w%d/r%d (latest is w%d/r%d)",
+	y = (long long)c->log_lebs * c->leb_size + c->max_bud_bytes;
+	ubifs_msg("LEB size: %d bytes (%d KiB), min./max. I/O unit sizes: %d bytes/%d bytes",
+		  c->leb_size, c->leb_size >> 10, c->min_io_size,
+		  c->max_write_size);
+	ubifs_msg("FS size: %lld bytes (%lld MiB, %d LEBs), journal size %lld bytes (%lld MiB, %d LEBs)",
+		  x, x >> 20, c->main_lebs,
+		  y, y >> 20, c->log_lebs + c->max_bud_cnt);
+	ubifs_msg("reserved for root: %llu bytes (%llu KiB)",
+		  c->report_rp_size, c->report_rp_size >> 10);
+	ubifs_msg("media format: w%d/r%d (latest is w%d/r%d), UUID %pUB%s",
 		  c->fmt_version, c->ro_compat_version,
-		  UBIFS_FORMAT_VERSION, UBIFS_RO_COMPAT_VERSION);
-	ubifs_msg("default compressor: %s", ubifs_compr_name(c->default_compr));
-	ubifs_msg("reserved for root:  %llu bytes (%llu KiB)",
-		c->report_rp_size, c->report_rp_size >> 10);
-
-	dbg_msg("compiled on:         " __DATE__ " at " __TIME__);
-	dbg_msg("min. I/O unit size:  %d bytes", c->min_io_size);
-	dbg_msg("max. write size:     %d bytes", c->max_write_size);
-	dbg_msg("LEB size:            %d bytes (%d KiB)",
-		c->leb_size, c->leb_size >> 10);
-	dbg_msg("data journal heads:  %d",
+		  UBIFS_FORMAT_VERSION, UBIFS_RO_COMPAT_VERSION, c->uuid,
+		  c->big_lpt ? ", big LPT model" : ", small LPT model");
+
+	dbg_gen("default compressor:  %s", ubifs_compr_name(c->default_compr));
+	dbg_gen("data journal heads:  %d",
 		c->jhead_cnt - NONDATA_JHEADS_CNT);
-	dbg_msg("UUID:                %pUB", c->uuid);
-	dbg_msg("big_lpt              %d", c->big_lpt);
-	dbg_msg("log LEBs:            %d (%d - %d)",
+	dbg_gen("log LEBs:            %d (%d - %d)",
 		c->log_lebs, UBIFS_LOG_LNUM, c->log_last);
-	dbg_msg("LPT area LEBs:       %d (%d - %d)",
+	dbg_gen("LPT area LEBs:       %d (%d - %d)",
 		c->lpt_lebs, c->lpt_first, c->lpt_last);
-	dbg_msg("orphan area LEBs:    %d (%d - %d)",
+	dbg_gen("orphan area LEBs:    %d (%d - %d)",
 		c->orph_lebs, c->orph_first, c->orph_last);
-	dbg_msg("main area LEBs:      %d (%d - %d)",
+	dbg_gen("main area LEBs:      %d (%d - %d)",
 		c->main_lebs, c->main_first, c->leb_cnt - 1);
-	dbg_msg("index LEBs:          %d", c->lst.idx_lebs);
-	dbg_msg("total index bytes:   %lld (%lld KiB, %lld MiB)",
+	dbg_gen("index LEBs:          %d", c->lst.idx_lebs);
+	dbg_gen("total index bytes:   %lld (%lld KiB, %lld MiB)",
 		c->bi.old_idx_sz, c->bi.old_idx_sz >> 10,
 		c->bi.old_idx_sz >> 20);
-	dbg_msg("key hash type:       %d", c->key_hash_type);
-	dbg_msg("tree fanout:         %d", c->fanout);
-	dbg_msg("reserved GC LEB:     %d", c->gc_lnum);
-	dbg_msg("first main LEB:      %d", c->main_first);
-	dbg_msg("max. znode size      %d", c->max_znode_sz);
-	dbg_msg("max. index node size %d", c->max_idx_node_sz);
-	dbg_msg("node sizes:          data %zu, inode %zu, dentry %zu",
+	dbg_gen("key hash type:       %d", c->key_hash_type);
+	dbg_gen("tree fanout:         %d", c->fanout);
+	dbg_gen("reserved GC LEB:     %d", c->gc_lnum);
+	dbg_gen("max. znode size      %d", c->max_znode_sz);
+	dbg_gen("max. index node size %d", c->max_idx_node_sz);
+	dbg_gen("node sizes:          data %zu, inode %zu, dentry %zu",
 		UBIFS_DATA_NODE_SZ, UBIFS_INO_NODE_SZ, UBIFS_DENT_NODE_SZ);
-	dbg_msg("node sizes:          trun %zu, sb %zu, master %zu",
+	dbg_gen("node sizes:          trun %zu, sb %zu, master %zu",
 		UBIFS_TRUN_NODE_SZ, UBIFS_SB_NODE_SZ, UBIFS_MST_NODE_SZ);
-	dbg_msg("node sizes:          ref %zu, cmt. start %zu, orph %zu",
+	dbg_gen("node sizes:          ref %zu, cmt. start %zu, orph %zu",
 		UBIFS_REF_NODE_SZ, UBIFS_CS_NODE_SZ, UBIFS_ORPH_NODE_SZ);
-	dbg_msg("max. node sizes:     data %zu, inode %zu dentry %zu, idx %d",
+	dbg_gen("max. node sizes:     data %zu, inode %zu dentry %zu, idx %d",
 		UBIFS_MAX_DATA_NODE_SZ, UBIFS_MAX_INO_NODE_SZ,
 		UBIFS_MAX_DENT_NODE_SZ, ubifs_idx_node_sz(c, c->fanout));
-	dbg_msg("dead watermark:      %d", c->dead_wm);
-	dbg_msg("dark watermark:      %d", c->dark_wm);
-	dbg_msg("LEB overhead:        %d", c->leb_overhead);
+	dbg_gen("dead watermark:      %d", c->dead_wm);
+	dbg_gen("dark watermark:      %d", c->dark_wm);
+	dbg_gen("LEB overhead:        %d", c->leb_overhead);
 	x = (long long)c->main_lebs * c->dark_wm;
-	dbg_msg("max. dark space:     %lld (%lld KiB, %lld MiB)",
+	dbg_gen("max. dark space:     %lld (%lld KiB, %lld MiB)",
 		x, x >> 10, x >> 20);
-	dbg_msg("maximum bud bytes:   %lld (%lld KiB, %lld MiB)",
+	dbg_gen("maximum bud bytes:   %lld (%lld KiB, %lld MiB)",
 		c->max_bud_bytes, c->max_bud_bytes >> 10,
 		c->max_bud_bytes >> 20);
-	dbg_msg("BG commit bud bytes: %lld (%lld KiB, %lld MiB)",
+	dbg_gen("BG commit bud bytes: %lld (%lld KiB, %lld MiB)",
 		c->bg_bud_bytes, c->bg_bud_bytes >> 10,
 		c->bg_bud_bytes >> 20);
-	dbg_msg("current bud bytes    %lld (%lld KiB, %lld MiB)",
+	dbg_gen("current bud bytes    %lld (%lld KiB, %lld MiB)",
 		c->bud_bytes, c->bud_bytes >> 10, c->bud_bytes >> 20);
-	dbg_msg("max. seq. number:    %llu", c->max_sqnum);
-	dbg_msg("commit number:       %llu", c->cmt_no);
+	dbg_gen("max. seq. number:    %llu", c->max_sqnum);
+	dbg_gen("commit number:       %llu", c->cmt_no);
 
 	return 0;
 
@@ -1564,10 +1557,9 @@ static int ubifs_remount_rw(struct ubifs_info *c)
 
 	if (c->rw_incompat) {
 		ubifs_err("the file-system is not R/W-compatible");
-		ubifs_msg("on-flash format version is w%d/r%d, but software "
-			  "only supports up to version w%d/r%d", c->fmt_version,
-			  c->ro_compat_version, UBIFS_FORMAT_VERSION,
-			  UBIFS_RO_COMPAT_VERSION);
+		ubifs_msg("on-flash format version is w%d/r%d, but software only supports up to version w%d/r%d",
+			  c->fmt_version, c->ro_compat_version,
+			  UBIFS_FORMAT_VERSION, UBIFS_RO_COMPAT_VERSION);
 		return -EROFS;
 	}
 
@@ -1828,8 +1820,8 @@ static void ubifs_put_super(struct super_block *sb)
 				 * next mount, so we just print a message and
 				 * continue to unmount normally.
 				 */
-				ubifs_err("failed to write master node, "
-					  "error %d", err);
+				ubifs_err("failed to write master node, error %d",
+					  err);
 		} else {
 			for (i = 0; i < c->jhead_cnt; i++)
 				/* Make sure write-buffer timers are canceled */
@@ -2248,8 +2240,7 @@ static int __init ubifs_init(void)
 	 * UBIFS_BLOCK_SIZE. It is assumed that both are powers of 2.
 	 */
 	if (PAGE_CACHE_SIZE < UBIFS_BLOCK_SIZE) {
-		ubifs_err("VFS page cache size is %u bytes, but UBIFS requires"
-			  " at least 4096 bytes",
+		ubifs_err("VFS page cache size is %u bytes, but UBIFS requires at least 4096 bytes",
 			  (unsigned int)PAGE_CACHE_SIZE);
 		return -EINVAL;
 	}
diff --git a/fs/ubifs/tnc_misc.c b/fs/ubifs/tnc_misc.c
index d38ac7f9654b..f6bf8995c7b1 100644
--- a/fs/ubifs/tnc_misc.c
+++ b/fs/ubifs/tnc_misc.c
@@ -328,8 +328,8 @@ static int read_znode(struct ubifs_info *c, int lnum, int offs, int len,
 		case UBIFS_XENT_KEY:
 			break;
 		default:
-			dbg_msg("bad key type at slot %d: %d",
-				i, key_type(c, &zbr->key));
+			ubifs_err("bad key type at slot %d: %d",
+				  i, key_type(c, &zbr->key));
 			err = 3;
 			goto out_dump;
 		}
diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h
index 64f2367c2f4c..5486346d0a3f 100644
--- a/fs/ubifs/ubifs.h
+++ b/fs/ubifs/ubifs.h
@@ -42,16 +42,15 @@
 #define UBIFS_VERSION 1
 
 /* Normal UBIFS messages */
-#define ubifs_msg(fmt, ...) \
-		printk(KERN_NOTICE "UBIFS: " fmt "\n", ##__VA_ARGS__)
+#define ubifs_msg(fmt, ...) pr_notice("UBIFS: " fmt "\n", ##__VA_ARGS__)
 /* UBIFS error messages */
-#define ubifs_err(fmt, ...)                                                  \
-	printk(KERN_ERR "UBIFS error (pid %d): %s: " fmt "\n", current->pid, \
+#define ubifs_err(fmt, ...)                                         \
+	pr_err("UBIFS error (pid %d): %s: " fmt "\n", current->pid, \
 	       __func__, ##__VA_ARGS__)
 /* UBIFS warning messages */
-#define ubifs_warn(fmt, ...)                                         \
-	printk(KERN_WARNING "UBIFS warning (pid %d): %s: " fmt "\n", \
-	       current->pid, __func__, ##__VA_ARGS__)
+#define ubifs_warn(fmt, ...)                                        \
+	pr_warn("UBIFS warning (pid %d): %s: " fmt "\n",            \
+		current->pid, __func__, ##__VA_ARGS__)
 
 /* UBIFS file system VFS magic number */
 #define UBIFS_SUPER_MAGIC 0x24051905