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authorGrant Likely <grant.likely@secretlab.ca>2012-05-08 11:35:37 -0600
committerGrant Likely <grant.likely@secretlab.ca>2012-05-08 11:35:37 -0600
commit7b96c686223a5c902d6a59c7d178f3904f0ab757 (patch)
treefe328ed56ad3719de3cfebad72ef74e34f1ed92b /drivers/md/bitmap.c
parentf141ed65f256ec036c7fba604da6b7c448096ef9 (diff)
parentd48b97b403d23f6df0b990cee652bdf9a52337a3 (diff)
downloadolio-linux-3.10-7b96c686223a5c902d6a59c7d178f3904f0ab757.tar.xz
olio-linux-3.10-7b96c686223a5c902d6a59c7d178f3904f0ab757.zip
Merge tag 'v3.4-rc6' into gpio/next
Linux 3.4-rc6
Diffstat (limited to 'drivers/md/bitmap.c')
-rw-r--r--drivers/md/bitmap.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 3d0dfa7a89a..17e2b472e16 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -539,9 +539,6 @@ static int bitmap_new_disk_sb(struct bitmap *bitmap)
bitmap->events_cleared = bitmap->mddev->events;
sb->events_cleared = cpu_to_le64(bitmap->mddev->events);
- bitmap->flags |= BITMAP_HOSTENDIAN;
- sb->version = cpu_to_le32(BITMAP_MAJOR_HOSTENDIAN);
-
kunmap_atomic(sb);
return 0;
@@ -1730,8 +1727,7 @@ int bitmap_create(struct mddev *mddev)
bitmap->chunkshift = (ffz(~mddev->bitmap_info.chunksize)
- BITMAP_BLOCK_SHIFT);
- /* now that chunksize and chunkshift are set, we can use these macros */
- chunks = (blocks + bitmap->chunkshift - 1) >>
+ chunks = (blocks + (1 << bitmap->chunkshift) - 1) >>
bitmap->chunkshift;
pages = (chunks + PAGE_COUNTER_RATIO - 1) / PAGE_COUNTER_RATIO;
@@ -1788,7 +1784,9 @@ int bitmap_load(struct mddev *mddev)
* re-add of a missing device */
start = mddev->recovery_cp;
+ mutex_lock(&mddev->bitmap_info.mutex);
err = bitmap_init_from_disk(bitmap, start);
+ mutex_unlock(&mddev->bitmap_info.mutex);
if (err)
goto out;