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| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2012-09-03 09:26:33 +0300 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2012-09-03 09:26:33 +0300 |
| commit | c50e86ce7c2961a41f2f7aa6e4fd6c99229ba205 (patch) | |
| tree | 4ea36009719bd8fc523239fe1bdccb90f0dce3ae /drivers/md/dm-log.c | |
| parent | 14d33d384693eb6083396199de516fdef320f7af (diff) | |
| parent | 4cbe5a555fa58a79b6ecbb6c531b8bab0650778d (diff) | |
Merge tag 'v3.6-rc4'
Merge 3.6-rc4 to get latest OMAP and device tree fixes.
Diffstat (limited to 'drivers/md/dm-log.c')
| -rw-r--r-- | drivers/md/dm-log.c | 13 |
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 */ |