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-rw-r--r--fs/ocfs2/aops.c5
-rw-r--r--fs/ocfs2/journal.c209
-rw-r--r--fs/ocfs2/journal.h2
-rw-r--r--fs/ocfs2/ocfs2.h27
-rw-r--r--fs/ocfs2/ocfs2_trace.h2
-rw-r--r--fs/ocfs2/super.c4
6 files changed, 163 insertions, 86 deletions
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index f0467d3b3c88..6be175a1ab3c 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -2366,6 +2366,11 @@ static int ocfs2_dio_end_io_write(struct inode *inode,
}
list_for_each_entry(ue, &dwc->dw_zero_list, ue_node) {
+ ret = ocfs2_assure_trans_credits(handle, credits);
+ if (ret < 0) {
+ mlog_errno(ret);
+ break;
+ }
ret = ocfs2_mark_extent_written(inode, &et, handle,
ue->ue_cpos, 1,
ue->ue_phys,
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index 604fea3a26ff..530fba34f6d3 100644
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -446,6 +446,23 @@ bail:
}
/*
+ * Make sure handle has at least 'nblocks' credits available. If it does not
+ * have that many credits available, we will try to extend the handle to have
+ * enough credits. If that fails, we will restart transaction to have enough
+ * credits. Similar notes regarding data consistency and locking implications
+ * as for ocfs2_extend_trans() apply here.
+ */
+int ocfs2_assure_trans_credits(handle_t *handle, int nblocks)
+{
+ int old_nblks = jbd2_handle_buffer_credits(handle);
+
+ trace_ocfs2_assure_trans_credits(old_nblks);
+ if (old_nblks >= nblocks)
+ return 0;
+ return ocfs2_extend_trans(handle, nblocks - old_nblks);
+}
+
+/*
* If we have fewer than thresh credits, extend by OCFS2_MAX_TRANS_DATA.
* If that fails, restart the transaction & regain write access for the
* buffer head which is used for metadata modifications.
@@ -479,12 +496,6 @@ bail:
return status;
}
-
-struct ocfs2_triggers {
- struct jbd2_buffer_trigger_type ot_triggers;
- int ot_offset;
-};
-
static inline struct ocfs2_triggers *to_ocfs2_trigger(struct jbd2_buffer_trigger_type *triggers)
{
return container_of(triggers, struct ocfs2_triggers, ot_triggers);
@@ -548,85 +559,76 @@ static void ocfs2_db_frozen_trigger(struct jbd2_buffer_trigger_type *triggers,
static void ocfs2_abort_trigger(struct jbd2_buffer_trigger_type *triggers,
struct buffer_head *bh)
{
+ struct ocfs2_triggers *ot = to_ocfs2_trigger(triggers);
+
mlog(ML_ERROR,
"ocfs2_abort_trigger called by JBD2. bh = 0x%lx, "
"bh->b_blocknr = %llu\n",
(unsigned long)bh,
(unsigned long long)bh->b_blocknr);
- ocfs2_error(bh->b_assoc_map->host->i_sb,
+ ocfs2_error(ot->sb,
"JBD2 has aborted our journal, ocfs2 cannot continue\n");
}
-static struct ocfs2_triggers di_triggers = {
- .ot_triggers = {
- .t_frozen = ocfs2_frozen_trigger,
- .t_abort = ocfs2_abort_trigger,
- },
- .ot_offset = offsetof(struct ocfs2_dinode, i_check),
-};
-
-static struct ocfs2_triggers eb_triggers = {
- .ot_triggers = {
- .t_frozen = ocfs2_frozen_trigger,
- .t_abort = ocfs2_abort_trigger,
- },
- .ot_offset = offsetof(struct ocfs2_extent_block, h_check),
-};
-
-static struct ocfs2_triggers rb_triggers = {
- .ot_triggers = {
- .t_frozen = ocfs2_frozen_trigger,
- .t_abort = ocfs2_abort_trigger,
- },
- .ot_offset = offsetof(struct ocfs2_refcount_block, rf_check),
-};
-
-static struct ocfs2_triggers gd_triggers = {
- .ot_triggers = {
- .t_frozen = ocfs2_frozen_trigger,
- .t_abort = ocfs2_abort_trigger,
- },
- .ot_offset = offsetof(struct ocfs2_group_desc, bg_check),
-};
-
-static struct ocfs2_triggers db_triggers = {
- .ot_triggers = {
- .t_frozen = ocfs2_db_frozen_trigger,
- .t_abort = ocfs2_abort_trigger,
- },
-};
+static void ocfs2_setup_csum_triggers(struct super_block *sb,
+ enum ocfs2_journal_trigger_type type,
+ struct ocfs2_triggers *ot)
+{
+ BUG_ON(type >= OCFS2_JOURNAL_TRIGGER_COUNT);
-static struct ocfs2_triggers xb_triggers = {
- .ot_triggers = {
- .t_frozen = ocfs2_frozen_trigger,
- .t_abort = ocfs2_abort_trigger,
- },
- .ot_offset = offsetof(struct ocfs2_xattr_block, xb_check),
-};
+ switch (type) {
+ case OCFS2_JTR_DI:
+ ot->ot_triggers.t_frozen = ocfs2_frozen_trigger;
+ ot->ot_offset = offsetof(struct ocfs2_dinode, i_check);
+ break;
+ case OCFS2_JTR_EB:
+ ot->ot_triggers.t_frozen = ocfs2_frozen_trigger;
+ ot->ot_offset = offsetof(struct ocfs2_extent_block, h_check);
+ break;
+ case OCFS2_JTR_RB:
+ ot->ot_triggers.t_frozen = ocfs2_frozen_trigger;
+ ot->ot_offset = offsetof(struct ocfs2_refcount_block, rf_check);
+ break;
+ case OCFS2_JTR_GD:
+ ot->ot_triggers.t_frozen = ocfs2_frozen_trigger;
+ ot->ot_offset = offsetof(struct ocfs2_group_desc, bg_check);
+ break;
+ case OCFS2_JTR_DB:
+ ot->ot_triggers.t_frozen = ocfs2_db_frozen_trigger;
+ break;
+ case OCFS2_JTR_XB:
+ ot->ot_triggers.t_frozen = ocfs2_frozen_trigger;
+ ot->ot_offset = offsetof(struct ocfs2_xattr_block, xb_check);
+ break;
+ case OCFS2_JTR_DQ:
+ ot->ot_triggers.t_frozen = ocfs2_dq_frozen_trigger;
+ break;
+ case OCFS2_JTR_DR:
+ ot->ot_triggers.t_frozen = ocfs2_frozen_trigger;
+ ot->ot_offset = offsetof(struct ocfs2_dx_root_block, dr_check);
+ break;
+ case OCFS2_JTR_DL:
+ ot->ot_triggers.t_frozen = ocfs2_frozen_trigger;
+ ot->ot_offset = offsetof(struct ocfs2_dx_leaf, dl_check);
+ break;
+ case OCFS2_JTR_NONE:
+ /* To make compiler happy... */
+ return;
+ }
-static struct ocfs2_triggers dq_triggers = {
- .ot_triggers = {
- .t_frozen = ocfs2_dq_frozen_trigger,
- .t_abort = ocfs2_abort_trigger,
- },
-};
+ ot->ot_triggers.t_abort = ocfs2_abort_trigger;
+ ot->sb = sb;
+}
-static struct ocfs2_triggers dr_triggers = {
- .ot_triggers = {
- .t_frozen = ocfs2_frozen_trigger,
- .t_abort = ocfs2_abort_trigger,
- },
- .ot_offset = offsetof(struct ocfs2_dx_root_block, dr_check),
-};
+void ocfs2_initialize_journal_triggers(struct super_block *sb,
+ struct ocfs2_triggers triggers[])
+{
+ enum ocfs2_journal_trigger_type type;
-static struct ocfs2_triggers dl_triggers = {
- .ot_triggers = {
- .t_frozen = ocfs2_frozen_trigger,
- .t_abort = ocfs2_abort_trigger,
- },
- .ot_offset = offsetof(struct ocfs2_dx_leaf, dl_check),
-};
+ for (type = OCFS2_JTR_DI; type < OCFS2_JOURNAL_TRIGGER_COUNT; type++)
+ ocfs2_setup_csum_triggers(sb, type, &triggers[type]);
+}
static int __ocfs2_journal_access(handle_t *handle,
struct ocfs2_caching_info *ci,
@@ -708,56 +710,91 @@ static int __ocfs2_journal_access(handle_t *handle,
int ocfs2_journal_access_di(handle_t *handle, struct ocfs2_caching_info *ci,
struct buffer_head *bh, int type)
{
- return __ocfs2_journal_access(handle, ci, bh, &di_triggers, type);
+ struct ocfs2_super *osb = OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
+
+ return __ocfs2_journal_access(handle, ci, bh,
+ &osb->s_journal_triggers[OCFS2_JTR_DI],
+ type);
}
int ocfs2_journal_access_eb(handle_t *handle, struct ocfs2_caching_info *ci,
struct buffer_head *bh, int type)
{
- return __ocfs2_journal_access(handle, ci, bh, &eb_triggers, type);
+ struct ocfs2_super *osb = OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
+
+ return __ocfs2_journal_access(handle, ci, bh,
+ &osb->s_journal_triggers[OCFS2_JTR_EB],
+ type);
}
int ocfs2_journal_access_rb(handle_t *handle, struct ocfs2_caching_info *ci,
struct buffer_head *bh, int type)
{
- return __ocfs2_journal_access(handle, ci, bh, &rb_triggers,
+ struct ocfs2_super *osb = OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
+
+ return __ocfs2_journal_access(handle, ci, bh,
+ &osb->s_journal_triggers[OCFS2_JTR_RB],
type);
}
int ocfs2_journal_access_gd(handle_t *handle, struct ocfs2_caching_info *ci,
struct buffer_head *bh, int type)
{
- return __ocfs2_journal_access(handle, ci, bh, &gd_triggers, type);
+ struct ocfs2_super *osb = OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
+
+ return __ocfs2_journal_access(handle, ci, bh,
+ &osb->s_journal_triggers[OCFS2_JTR_GD],
+ type);
}
int ocfs2_journal_access_db(handle_t *handle, struct ocfs2_caching_info *ci,
struct buffer_head *bh, int type)
{
- return __ocfs2_journal_access(handle, ci, bh, &db_triggers, type);
+ struct ocfs2_super *osb = OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
+
+ return __ocfs2_journal_access(handle, ci, bh,
+ &osb->s_journal_triggers[OCFS2_JTR_DB],
+ type);
}
int ocfs2_journal_access_xb(handle_t *handle, struct ocfs2_caching_info *ci,
struct buffer_head *bh, int type)
{
- return __ocfs2_journal_access(handle, ci, bh, &xb_triggers, type);
+ struct ocfs2_super *osb = OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
+
+ return __ocfs2_journal_access(handle, ci, bh,
+ &osb->s_journal_triggers[OCFS2_JTR_XB],
+ type);
}
int ocfs2_journal_access_dq(handle_t *handle, struct ocfs2_caching_info *ci,
struct buffer_head *bh, int type)
{
- return __ocfs2_journal_access(handle, ci, bh, &dq_triggers, type);
+ struct ocfs2_super *osb = OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
+
+ return __ocfs2_journal_access(handle, ci, bh,
+ &osb->s_journal_triggers[OCFS2_JTR_DQ],
+ type);
}
int ocfs2_journal_access_dr(handle_t *handle, struct ocfs2_caching_info *ci,
struct buffer_head *bh, int type)
{
- return __ocfs2_journal_access(handle, ci, bh, &dr_triggers, type);
+ struct ocfs2_super *osb = OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
+
+ return __ocfs2_journal_access(handle, ci, bh,
+ &osb->s_journal_triggers[OCFS2_JTR_DR],
+ type);
}
int ocfs2_journal_access_dl(handle_t *handle, struct ocfs2_caching_info *ci,
struct buffer_head *bh, int type)
{
- return __ocfs2_journal_access(handle, ci, bh, &dl_triggers, type);
+ struct ocfs2_super *osb = OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
+
+ return __ocfs2_journal_access(handle, ci, bh,
+ &osb->s_journal_triggers[OCFS2_JTR_DL],
+ type);
}
int ocfs2_journal_access(handle_t *handle, struct ocfs2_caching_info *ci,
@@ -778,13 +815,15 @@ void ocfs2_journal_dirty(handle_t *handle, struct buffer_head *bh)
if (!is_handle_aborted(handle)) {
journal_t *journal = handle->h_transaction->t_journal;
- mlog(ML_ERROR, "jbd2_journal_dirty_metadata failed. "
- "Aborting transaction and journal.\n");
+ mlog(ML_ERROR, "jbd2_journal_dirty_metadata failed: "
+ "handle type %u started at line %u, credits %u/%u "
+ "errcode %d. Aborting transaction and journal.\n",
+ handle->h_type, handle->h_line_no,
+ handle->h_requested_credits,
+ jbd2_handle_buffer_credits(handle), status);
handle->h_err = status;
jbd2_journal_abort_handle(handle);
jbd2_journal_abort(journal, status);
- ocfs2_abort(bh->b_assoc_map->host->i_sb,
- "Journal already aborted.\n");
}
}
}
diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h
index 41c9fe7e62f9..e3c3a35dc5e0 100644
--- a/fs/ocfs2/journal.h
+++ b/fs/ocfs2/journal.h
@@ -243,6 +243,8 @@ handle_t *ocfs2_start_trans(struct ocfs2_super *osb,
int ocfs2_commit_trans(struct ocfs2_super *osb,
handle_t *handle);
int ocfs2_extend_trans(handle_t *handle, int nblocks);
+int ocfs2_assure_trans_credits(handle_t *handle,
+ int nblocks);
int ocfs2_allocate_extend_trans(handle_t *handle,
int thresh);
diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index a503c553bab2..8fe826143d7b 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -284,6 +284,30 @@ enum ocfs2_mount_options
#define OCFS2_OSB_ERROR_FS 0x0004
#define OCFS2_DEFAULT_ATIME_QUANTUM 60
+struct ocfs2_triggers {
+ struct jbd2_buffer_trigger_type ot_triggers;
+ int ot_offset;
+ struct super_block *sb;
+};
+
+enum ocfs2_journal_trigger_type {
+ OCFS2_JTR_DI,
+ OCFS2_JTR_EB,
+ OCFS2_JTR_RB,
+ OCFS2_JTR_GD,
+ OCFS2_JTR_DB,
+ OCFS2_JTR_XB,
+ OCFS2_JTR_DQ,
+ OCFS2_JTR_DR,
+ OCFS2_JTR_DL,
+ OCFS2_JTR_NONE /* This must be the last entry */
+};
+
+#define OCFS2_JOURNAL_TRIGGER_COUNT OCFS2_JTR_NONE
+
+void ocfs2_initialize_journal_triggers(struct super_block *sb,
+ struct ocfs2_triggers triggers[]);
+
struct ocfs2_journal;
struct ocfs2_slot_info;
struct ocfs2_recovery_map;
@@ -351,6 +375,9 @@ struct ocfs2_super
struct ocfs2_journal *journal;
unsigned long osb_commit_interval;
+ /* Journal triggers for checksum */
+ struct ocfs2_triggers s_journal_triggers[OCFS2_JOURNAL_TRIGGER_COUNT];
+
struct delayed_work la_enable_wq;
/*
diff --git a/fs/ocfs2/ocfs2_trace.h b/fs/ocfs2/ocfs2_trace.h
index 60e208b01c8d..0511c69c9fde 100644
--- a/fs/ocfs2/ocfs2_trace.h
+++ b/fs/ocfs2/ocfs2_trace.h
@@ -2577,6 +2577,8 @@ DEFINE_OCFS2_ULL_UINT_EVENT(ocfs2_commit_cache_end);
DEFINE_OCFS2_INT_INT_EVENT(ocfs2_extend_trans);
+DEFINE_OCFS2_INT_EVENT(ocfs2_assure_trans_credits);
+
DEFINE_OCFS2_INT_EVENT(ocfs2_extend_trans_restart);
DEFINE_OCFS2_INT_INT_EVENT(ocfs2_allocate_extend_trans);
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 8aabaed2c1cb..afee70125ae3 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1075,9 +1075,11 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
debugfs_create_file("fs_state", S_IFREG|S_IRUSR, osb->osb_debug_root,
osb, &ocfs2_osb_debug_fops);
- if (ocfs2_meta_ecc(osb))
+ if (ocfs2_meta_ecc(osb)) {
+ ocfs2_initialize_journal_triggers(sb, osb->s_journal_triggers);
ocfs2_blockcheck_stats_debugfs_install( &osb->osb_ecc_stats,
osb->osb_debug_root);
+ }
status = ocfs2_mount_volume(sb);
if (status < 0)
generated by cgit v1.2.3 (git 2.0.4) at 2026-10-25 16:50:51 +0000