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Diffstat (limited to 'fs/reiserfs/super.c')
-rw-r--r--fs/reiserfs/super.c33
1 files changed, 20 insertions, 13 deletions
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 3567fb9e3fb..2969773cfc2 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -28,6 +28,7 @@
#include <linux/mount.h>
#include <linux/namei.h>
#include <linux/crc32.h>
+#include <linux/smp_lock.h>
struct file_system_type reiserfs_fs_type;
@@ -64,18 +65,15 @@ static int reiserfs_statfs(struct dentry *dentry, struct kstatfs *buf);
static int reiserfs_sync_fs(struct super_block *s, int wait)
{
- if (!(s->s_flags & MS_RDONLY)) {
- struct reiserfs_transaction_handle th;
- reiserfs_write_lock(s);
- if (!journal_begin(&th, s, 1))
- if (!journal_end_sync(&th, s, 1))
- reiserfs_flush_old_commits(s);
- s->s_dirt = 0; /* Even if it's not true.
- * We'll loop forever in sync_supers otherwise */
- reiserfs_write_unlock(s);
- } else {
- s->s_dirt = 0;
- }
+ struct reiserfs_transaction_handle th;
+
+ reiserfs_write_lock(s);
+ if (!journal_begin(&th, s, 1))
+ if (!journal_end_sync(&th, s, 1))
+ reiserfs_flush_old_commits(s);
+ s->s_dirt = 0; /* Even if it's not true.
+ * We'll loop forever in sync_supers otherwise */
+ reiserfs_write_unlock(s);
return 0;
}
@@ -468,6 +466,11 @@ static void reiserfs_put_super(struct super_block *s)
struct reiserfs_transaction_handle th;
th.t_trans_id = 0;
+ lock_kernel();
+
+ if (s->s_dirt)
+ reiserfs_write_super(s);
+
/* change file system state to current state if it was mounted with read-write permissions */
if (!(s->s_flags & MS_RDONLY)) {
if (!journal_begin(&th, s, 10)) {
@@ -500,7 +503,7 @@ static void reiserfs_put_super(struct super_block *s)
kfree(s->s_fs_info);
s->s_fs_info = NULL;
- return;
+ unlock_kernel();
}
static struct kmem_cache *reiserfs_inode_cachep;
@@ -898,6 +901,7 @@ static int reiserfs_parse_options(struct super_block *s, char *options, /* strin
{"conv",.setmask = 1 << REISERFS_CONVERT},
{"attrs",.setmask = 1 << REISERFS_ATTRS},
{"noattrs",.clrmask = 1 << REISERFS_ATTRS},
+ {"expose_privroot", .setmask = 1 << REISERFS_EXPOSE_PRIVROOT},
#ifdef CONFIG_REISERFS_FS_XATTR
{"user_xattr",.setmask = 1 << REISERFS_XATTRS_USER},
{"nouser_xattr",.clrmask = 1 << REISERFS_XATTRS_USER},
@@ -1193,6 +1197,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
memcpy(qf_names, REISERFS_SB(s)->s_qf_names, sizeof(qf_names));
#endif
+ lock_kernel();
rs = SB_DISK_SUPER_BLOCK(s);
if (!reiserfs_parse_options
@@ -1315,10 +1320,12 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
out_ok:
replace_mount_options(s, new_opts);
+ unlock_kernel();
return 0;
out_err:
kfree(new_opts);
+ unlock_kernel();
return err;
}