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-rw-r--r--fs/block_dev.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 73d6a735b8f3..d11d0289f3d2 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -246,7 +246,8 @@ struct super_block *freeze_bdev(struct block_device *bdev)
246 if (!sb) 246 if (!sb)
247 goto out; 247 goto out;
248 if (sb->s_flags & MS_RDONLY) { 248 if (sb->s_flags & MS_RDONLY) {
249 deactivate_locked_super(sb); 249 sb->s_frozen = SB_FREEZE_TRANS;
250 up_write(&sb->s_umount);
250 mutex_unlock(&bdev->bd_fsfreeze_mutex); 251 mutex_unlock(&bdev->bd_fsfreeze_mutex);
251 return sb; 252 return sb;
252 } 253 }
@@ -307,7 +308,7 @@ int thaw_bdev(struct block_device *bdev, struct super_block *sb)
307 BUG_ON(sb->s_bdev != bdev); 308 BUG_ON(sb->s_bdev != bdev);
308 down_write(&sb->s_umount); 309 down_write(&sb->s_umount);
309 if (sb->s_flags & MS_RDONLY) 310 if (sb->s_flags & MS_RDONLY)
310 goto out_deactivate; 311 goto out_unfrozen;
311 312
312 if (sb->s_op->unfreeze_fs) { 313 if (sb->s_op->unfreeze_fs) {
313 error = sb->s_op->unfreeze_fs(sb); 314 error = sb->s_op->unfreeze_fs(sb);
@@ -321,11 +322,11 @@ int thaw_bdev(struct block_device *bdev, struct super_block *sb)
321 } 322 }
322 } 323 }
323 324
325out_unfrozen:
324 sb->s_frozen = SB_UNFROZEN; 326 sb->s_frozen = SB_UNFROZEN;
325 smp_wmb(); 327 smp_wmb();
326 wake_up(&sb->s_wait_unfrozen); 328 wake_up(&sb->s_wait_unfrozen);
327 329
328out_deactivate:
329 if (sb) 330 if (sb)
330 deactivate_locked_super(sb); 331 deactivate_locked_super(sb);
331out_unlock: 332out_unlock: