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| author | Julia Lawall <julia@diku.dk> | 2008-10-15 22:01:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-16 11:21:30 -0700 |
| commit | cbf330b94e9c888e9d2b99523037f9be5c4ba795 (patch) | |
| tree | db0d0c4e873dfec8a46a127c63e86eeaf51fbeb0 /lib | |
| parent | 1ecfea06386c6b1344e83c8f909c87c88262ba1d (diff) | |
| download | op-kernel-dev-cbf330b94e9c888e9d2b99523037f9be5c4ba795.zip op-kernel-dev-cbf330b94e9c888e9d2b99523037f9be5c4ba795.tar.gz | |
drivers/misc: Use DIV_ROUND_UP
The kernel.h macro DIV_ROUND_UP performs the computation (((n) + (d) - 1) /
(d)) but is perhaps more readable.
An extract of the semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)
// <smpl>
@haskernel@
@@
#include <linux/kernel.h>
@depends on haskernel@
expression n,d;
@@
(
- (n + d - 1) / d
+ DIV_ROUND_UP(n,d)
|
- (n + (d - 1)) / d
+ DIV_ROUND_UP(n,d)
)
@depends on haskernel@
expression n,d;
@@
- DIV_ROUND_UP((n),d)
+ DIV_ROUND_UP(n,d)
@depends on haskernel@
expression n,d;
@@
- DIV_ROUND_UP(n,(d))
+ DIV_ROUND_UP(n,d)
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Cc: Jack Steiner <steiner@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions
