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-rw-r--r--fs/ubifs/super.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 807bbd3..5c814a7 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -1470,6 +1470,7 @@ static int ubifs_remount_rw(struct ubifs_info *c)
int err, lnum;
mutex_lock(&c->umount_mutex);
+ dbg_save_space_info(c);
c->remounting_rw = 1;
c->always_chk_crc = 1;
@@ -1573,8 +1574,9 @@ static int ubifs_remount_rw(struct ubifs_info *c)
c->vfs_sb->s_flags &= ~MS_RDONLY;
c->remounting_rw = 0;
c->always_chk_crc = 0;
+ err = dbg_check_space_info(c);
mutex_unlock(&c->umount_mutex);
- return 0;
+ return err;
out:
vfree(c->orph_buf);
@@ -1629,8 +1631,8 @@ static void commit_on_unmount(struct ubifs_info *c)
* ubifs_remount_ro - re-mount in read-only mode.
* @c: UBIFS file-system description object
*
- * We rely on VFS to have stopped writing. Possibly the background thread could
- * be running a commit, however kthread_stop will wait in that case.
+ * We assume VFS has stopped writing. Possibly the background thread could be
+ * running a commit, however kthread_stop will wait in that case.
*/
static void ubifs_remount_ro(struct ubifs_info *c)
{
@@ -1640,13 +1642,14 @@ static void ubifs_remount_ro(struct ubifs_info *c)
ubifs_assert(!c->ro_media);
commit_on_unmount(c);
-
mutex_lock(&c->umount_mutex);
if (c->bgt) {
kthread_stop(c->bgt);
c->bgt = NULL;
}
+ dbg_save_space_info(c);
+
for (i = 0; i < c->jhead_cnt; i++) {
ubifs_wbuf_sync(&c->jheads[i].wbuf);
del_timer_sync(&c->jheads[i].wbuf.timer);
@@ -1669,6 +1672,9 @@ static void ubifs_remount_ro(struct ubifs_info *c)
vfree(c->ileb_buf);
c->ileb_buf = NULL;
ubifs_lpt_free(c, 1);
+ err = dbg_check_space_info(c);
+ if (err)
+ ubifs_ro_mode(c, err);
mutex_unlock(&c->umount_mutex);
}