summaryrefslogtreecommitdiff
path: root/drivers/md/bitmap.c
diff options
context:
space:
mode:
authorKukjin Kim <kgene.kim@samsung.com>2012-05-13 06:48:21 +0900
committerKukjin Kim <kgene.kim@samsung.com>2012-05-13 06:48:21 +0900
commit2870f5352451a99a364a807803e4c39477264c3c (patch)
tree11ee9795559bdc9645a0a17815611c624066c515 /drivers/md/bitmap.c
parent06c77b3ce1b81163d74d9d5e904de731934e8510 (diff)
parent5fdbdd1d4b9ec58e51092e24c231a303b38cdb94 (diff)
Merge branch 'next/cleanup-samsung-macro' into next/cleanup-samsung
Diffstat (limited to 'drivers/md/bitmap.c')
-rw-r--r--drivers/md/bitmap.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 97e73e555d11..17e2b472e16d 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -1727,8 +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;