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Diffstat (limited to 'fs/nilfs2/super.c')
-rw-r--r--fs/nilfs2/super.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 8173faee31e6..0cdbc5e7655a 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -96,9 +96,6 @@ void nilfs_error(struct super_block *sb, const char *function,
if (!(sb->s_flags & MS_RDONLY)) {
struct the_nilfs *nilfs = sbi->s_nilfs;
- if (!nilfs_test_opt(sbi, ERRORS_CONT))
- nilfs_detach_segment_constructor(sbi);
-
down_write(&nilfs->ns_sem);
if (!(nilfs->ns_mount_state & NILFS_ERROR_FS)) {
nilfs->ns_mount_state |= NILFS_ERROR_FS;
@@ -301,7 +298,7 @@ int nilfs_commit_super(struct nilfs_sb_info *sbi, int dupsb)
memcpy(sbp[1], sbp[0], nilfs->ns_sbsize);
nilfs->ns_sbwtime[1] = t;
}
- sbi->s_super->s_dirt = 0;
+ clear_nilfs_sb_dirty(nilfs);
return nilfs_sync_super(sbi, dupsb);
}
@@ -345,7 +342,7 @@ static int nilfs_sync_fs(struct super_block *sb, int wait)
err = nilfs_construct_segment(sb);
down_write(&nilfs->ns_sem);
- if (sb->s_dirt)
+ if (nilfs_sb_dirty(nilfs))
nilfs_commit_super(sbi, 1);
up_write(&nilfs->ns_sem);
@@ -439,7 +436,7 @@ static int nilfs_statfs(struct dentry *dentry, struct kstatfs *buf)
/*
* Compute the overhead
*
- * When distributing meta data blocks outside semgent structure,
+ * When distributing meta data blocks outside segment structure,
* We must count them as the overhead.
*/
overhead = 0;
@@ -481,6 +478,8 @@ static int nilfs_show_options(struct seq_file *seq, struct vfsmount *vfs)
seq_printf(seq, ",order=strict");
if (nilfs_test_opt(sbi, NORECOVERY))
seq_printf(seq, ",norecovery");
+ if (nilfs_test_opt(sbi, DISCARD))
+ seq_printf(seq, ",discard");
return 0;
}
@@ -550,7 +549,7 @@ static const struct export_operations nilfs_export_ops = {
enum {
Opt_err_cont, Opt_err_panic, Opt_err_ro,
Opt_nobarrier, Opt_snapshot, Opt_order, Opt_norecovery,
- Opt_err,
+ Opt_discard, Opt_err,
};
static match_table_t tokens = {
@@ -561,6 +560,7 @@ static match_table_t tokens = {
{Opt_snapshot, "cp=%u"},
{Opt_order, "order=%s"},
{Opt_norecovery, "norecovery"},
+ {Opt_discard, "discard"},
{Opt_err, NULL}
};
@@ -614,6 +614,9 @@ static int parse_options(char *options, struct super_block *sb)
case Opt_norecovery:
nilfs_set_opt(sbi, NORECOVERY);
break;
+ case Opt_discard:
+ nilfs_set_opt(sbi, DISCARD);
+ break;
default:
printk(KERN_ERR
"NILFS: Unrecognized mount option \"%s\"\n", p);
@@ -863,7 +866,7 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data)
if ((*flags & MS_RDONLY) &&
sbi->s_snapshot_cno != old_opts.snapshot_cno) {
printk(KERN_WARNING "NILFS (device %s): couldn't "
- "remount to a different snapshot. \n",
+ "remount to a different snapshot.\n",
sb->s_id);
err = -EINVAL;
goto restore_opts;