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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-06 09:48:31 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-06 09:48:31 -0700
commitc87985a3ce723995fc7b25e598238d67154108a1 (patch)
treee60def1b77c25c1d74180f62e8a5603f9826f209 /drivers/md/dm-log.c
parentd155255a344c417acad74156654295a2964e6b81 (diff)
parent0d7614f09c1ebdbaa1599a5aba7593f147bf96ee (diff)
Merge tty-next into 3.6-rc1
This handles the merge issue in: arch/um/drivers/line.c arch/um/drivers/line.h And resolves the duplicate patches that were in both trees do to the tty-next branch not getting merged into 3.6-rc1. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/md/dm-log.c')
-rw-r--r--drivers/md/dm-log.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/drivers/md/dm-log.c b/drivers/md/dm-log.c
index 65ebaebf502..627d19186d5 100644
--- a/drivers/md/dm-log.c
+++ b/drivers/md/dm-log.c
@@ -571,16 +571,6 @@ static void disk_dtr(struct dm_dirty_log *log)
destroy_log_context(lc);
}
-static int count_bits32(uint32_t *addr, unsigned size)
-{
- int count = 0, i;
-
- for (i = 0; i < size; i++) {
- count += hweight32(*(addr+i));
- }
- return count;
-}
-
static void fail_log_device(struct log_c *lc)
{
if (lc->log_dev_failed)
@@ -629,7 +619,8 @@ static int disk_resume(struct dm_dirty_log *log)
/* copy clean across to sync */
memcpy(lc->sync_bits, lc->clean_bits, size);
- lc->sync_count = count_bits32(lc->clean_bits, lc->bitset_uint32_count);
+ lc->sync_count = memweight(lc->clean_bits,
+ lc->bitset_uint32_count * sizeof(uint32_t));
lc->sync_search = 0;
/* set the correct number of regions in the header */