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authorMikulas Patocka <mpatocka@redhat.com>2017-04-26 18:39:47 -0400
committerMike Snitzer <snitzer@redhat.com>2017-04-27 12:16:32 -0400
commit84ff1bcc2e25f1ddf5b350c4fa718ca01fdd88e9 (patch)
treee5b00f7ba4b76756e874e4bfded3ec35618bea8d
parent6625d903253eb6f003849823e22d7b8de5bfb5b2 (diff)
dm integrity: use previously calculated log2 of sectors_per_block
The log2 of sectors_per_block was already calculated, so we don't have to use the ilog2 function. Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
-rw-r--r--drivers/md/dm-integrity.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index 023d3f8a51cc..c7f7c8d76576 100644
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -14,7 +14,6 @@
#include <linux/rbtree.h>
#include <linux/delay.h>
#include <linux/random.h>
-#include <linux/log2.h>
#include <crypto/hash.h>
#include <crypto/skcipher.h>
#include <linux/async_tx.h>
@@ -2369,7 +2368,7 @@ static void dm_integrity_set(struct dm_target *ti, struct dm_integrity_c *ic)
bi.profile = &dm_integrity_profile;
bi.tuple_size = ic->tag_size;
bi.tag_size = bi.tuple_size;
- bi.interval_exp = ilog2(ic->sectors_per_block << SECTOR_SHIFT);
+ bi.interval_exp = ic->sb->log2_sectors_per_block + SECTOR_SHIFT;
blk_integrity_register(disk, &bi);
blk_queue_max_integrity_segments(disk->queue, UINT_MAX);