drivers/net/wan: Use DIV_ROUND_UP
authorJulia Lawall <julia@diku.dk>
Tue, 23 Sep 2008 02:23:48 +0000 (19:23 -0700)
committerDavid S. Miller <davem@davemloft.net>
Tue, 23 Sep 2008 02:23:48 +0000 (19:23 -0700)
commitbb55b327cb7638d5b5320c766950bfb328636e9f
tree92c60c5e3bbaac01d5a71c6a8ff3989c6173225e
parent6a19309db0a02d821494f4df754046c85a230627
drivers/net/wan: 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>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/wan/sbni.c