[PATCH] btrfs-progs: free-space-cache: Use DIV_ROUND_UP() to replace open code

[Qu Wenruo]

Signed-off-by: Qu Wenruo <w...@suse.com>
---
 free-space-cache.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/free-space-cache.c b/free-space-cache.c
index 50356d0462dd..f933f9f1cf3f 100644
--- a/free-space-cache.c
+++ b/free-space-cache.c
@@ -54,8 +54,7 @@ static int io_ctl_init(struct io_ctl *io_ctl, u64 size, u64 
ino,
                       struct btrfs_root *root)
 {
        memset(io_ctl, 0, sizeof(struct io_ctl));
-       io_ctl->num_pages = (size + root->fs_info->sectorsize - 1) /
-                               root->fs_info->sectorsize;
+       io_ctl->num_pages = DIV_ROUND_UP(size, root->fs_info->sectorsize);
        io_ctl->buffer = kzalloc(size, GFP_NOFS);
        if (!io_ctl->buffer)
                return -ENOMEM;
-- 
2.16.2

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