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Diffstat (limited to 'fs/reiserfs/super.c')
-rw-r--r--fs/reiserfs/super.c48
1 files changed, 23 insertions, 25 deletions
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index f8a23c3..7e81d97 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -1335,7 +1335,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
kfree(qf_names[i]);
#endif
err = -EINVAL;
- goto out_unlock;
+ goto out_err_unlock;
}
#ifdef CONFIG_QUOTA
handle_quota_files(s, qf_names, &qfmt);
@@ -1379,35 +1379,32 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
if (blocks) {
err = reiserfs_resize(s, blocks);
if (err != 0)
- goto out_unlock;
+ goto out_err_unlock;
}
if (*mount_flags & MS_RDONLY) {
+ reiserfs_write_unlock(s);
reiserfs_xattr_init(s, *mount_flags);
/* remount read-only */
if (s->s_flags & MS_RDONLY)
/* it is read-only already */
- goto out_ok;
+ goto out_ok_unlocked;
- /*
- * Drop write lock. Quota will retake it when needed and lock
- * ordering requires calling dquot_suspend() without it.
- */
- reiserfs_write_unlock(s);
err = dquot_suspend(s, -1);
if (err < 0)
goto out_err;
- reiserfs_write_lock(s);
/* try to remount file system with read-only permissions */
if (sb_umount_state(rs) == REISERFS_VALID_FS
|| REISERFS_SB(s)->s_mount_state != REISERFS_VALID_FS) {
- goto out_ok;
+ goto out_ok_unlocked;
}
+ reiserfs_write_lock(s);
+
err = journal_begin(&th, s, 10);
if (err)
- goto out_unlock;
+ goto out_err_unlock;
/* Mounting a rw partition read-only. */
reiserfs_prepare_for_journal(s, SB_BUFFER_WITH_SB(s), 1);
@@ -1416,13 +1413,14 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
} else {
/* remount read-write */
if (!(s->s_flags & MS_RDONLY)) {
+ reiserfs_write_unlock(s);
reiserfs_xattr_init(s, *mount_flags);
- goto out_ok; /* We are read-write already */
+ goto out_ok_unlocked; /* We are read-write already */
}
if (reiserfs_is_journal_aborted(journal)) {
err = journal->j_errno;
- goto out_unlock;
+ goto out_err_unlock;
}
handle_data_mode(s, mount_options);
@@ -1431,7 +1429,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
s->s_flags &= ~MS_RDONLY; /* now it is safe to call journal_begin */
err = journal_begin(&th, s, 10);
if (err)
- goto out_unlock;
+ goto out_err_unlock;
/* Mount a partition which is read-only, read-write */
reiserfs_prepare_for_journal(s, SB_BUFFER_WITH_SB(s), 1);
@@ -1448,26 +1446,22 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
SB_JOURNAL(s)->j_must_wait = 1;
err = journal_end(&th, s, 10);
if (err)
- goto out_unlock;
+ goto out_err_unlock;
+ reiserfs_write_unlock(s);
if (!(*mount_flags & MS_RDONLY)) {
- /*
- * Drop write lock. Quota will retake it when needed and lock
- * ordering requires calling dquot_resume() without it.
- */
- reiserfs_write_unlock(s);
dquot_resume(s, -1);
reiserfs_write_lock(s);
finish_unfinished(s);
+ reiserfs_write_unlock(s);
reiserfs_xattr_init(s, *mount_flags);
}
-out_ok:
+out_ok_unlocked:
replace_mount_options(s, new_opts);
- reiserfs_write_unlock(s);
return 0;
-out_unlock:
+out_err_unlock:
reiserfs_write_unlock(s);
out_err:
kfree(new_opts);
@@ -2014,12 +2008,14 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent)
goto error;
}
+ reiserfs_write_unlock(s);
if ((errval = reiserfs_lookup_privroot(s)) ||
(errval = reiserfs_xattr_init(s, s->s_flags))) {
dput(s->s_root);
s->s_root = NULL;
- goto error;
+ goto error_unlocked;
}
+ reiserfs_write_lock(s);
/* look for files which were to be removed in previous session */
finish_unfinished(s);
@@ -2028,12 +2024,14 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent)
reiserfs_info(s, "using 3.5.x disk format\n");
}
+ reiserfs_write_unlock(s);
if ((errval = reiserfs_lookup_privroot(s)) ||
(errval = reiserfs_xattr_init(s, s->s_flags))) {
dput(s->s_root);
s->s_root = NULL;
- goto error;
+ goto error_unlocked;
}
+ reiserfs_write_lock(s);
}
// mark hash in super block: it could be unset. overwrite should be ok
set_sb_hash_function_code(rs, function2code(sbi->s_hash_function));