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(parent: 4e54b17) | patch
btrfs: use DIV_ROUND_UP instead of open-coded variants
authorDavid Sterba <dsterba@suse.cz>
Wed, 4 Jun 2014 23:59:57 +0000 (01:59 +0200)
committerChris Mason <clm@fb.com>
Wed, 17 Sep 2014 20:37:17 +0000 (13:37 -0700)
commited6078f70335f158ca79790a0d0708ce558a6e9a
tree636322e2a1e25f7db9f5982204a8fa4bc1bf9cbftree | snapshot
parent4e54b17ad67a2d0d59bda6edcf725dc5b281c253commit | diff
btrfs: use DIV_ROUND_UP instead of open-coded variants

The form

  (value + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT

is equivalent to

  (value + PAGE_CACHE_SIZE - 1) / PAGE_CACHE_SIZE

The rest is a simple subsitution, no difference in the generated
assembly code.

Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
fs/btrfs/check-integrity.c diff | blob | history
fs/btrfs/compression.c diff | blob | history
fs/btrfs/file.c diff | blob | history
fs/btrfs/free-space-cache.c diff | blob | history
fs/btrfs/ioctl.c diff | blob | history
fs/btrfs/lzo.c diff | blob | history
fs/btrfs/raid56.c diff | blob | history
fs/btrfs/zlib.c diff | blob | history
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