The commit is pushed to "branch-rh7-3.10.0-1160.83.1.vz7.194.x-ovz" and will
appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh7-3.10.0-1160.83.1.vz7.194.4
------>
commit aad5d57d4c270aba388e717f74a765e75a619840
Author: Nikolay Borisov <nikolay.bori...@virtuozzo.com>
Date: Fri Jan 27 13:34:40 2023 +0200
blk-cbt: Don't open-code is_power_of_2() function
Fixes: acdc18e4d1aa ("cbt: introduce changed block tracking")
Signed-off-by: Nikolay Borisov <nikolay.bori...@virtuozzo.com>
Reviewed-by: Alexander Atanasov <alexander.atana...@virtuozzo.com>
---
block/blk-cbt.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/block/blk-cbt.c b/block/blk-cbt.c
index 21a5d4019ee9..05241cdd57fe 100644
--- a/block/blk-cbt.c
+++ b/block/blk-cbt.c
@@ -17,6 +17,7 @@
#include <linux/spinlock.h>
#include <linux/pagemap.h>
#include <linux/vmalloc.h>
+#include <linux/log2.h>
#include <asm/atomic.h>
#include <asm/uaccess.h>
@@ -484,7 +485,7 @@ static int cbt_ioc_init(struct block_device *bdev, struct
blk_user_cbt_info __us
if (copy_from_user(&ci, ucbt_ioc, sizeof(ci)))
return -EFAULT;
- if (((ci.ci_blksize -1) & ci.ci_blksize))
+ if (!is_power_of_2(ci.ci_blksize))
return -EINVAL;
q = bdev_get_queue(bdev);
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