From: vignesh babu <[EMAIL PROTECTED]>
Replace (n & (n-1)) with is_power_of_2()
Signed-off-by: vignesh babu <[EMAIL PROTECTED]>
Cc: Brice Goglin <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/net/myri10ge/myri10ge.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletion(-)
diff -puN
drivers/net/myri10ge/myri10ge.c~use-is_power_of_2-in-myri10ge-myri10gec
drivers/net/myri10ge/myri10ge.c
--- a/drivers/net/myri10ge/myri10ge.c~use-is_power_of_2-in-myri10ge-myri10gec
+++ a/drivers/net/myri10ge/myri10ge.c
@@ -60,6 +60,7 @@
#include <linux/crc32.h>
#include <linux/moduleparam.h>
#include <linux/io.h>
+#include <linux/log2.h>
#include <net/checksum.h>
#include <asm/byteorder.h>
#include <asm/io.h>
@@ -1804,7 +1805,7 @@ static int myri10ge_open(struct net_devi
*/
big_pow2 = dev->mtu + ETH_HLEN + VLAN_HLEN + MXGEFW_PAD;
if (big_pow2 < MYRI10GE_ALLOC_SIZE / 2) {
- while ((big_pow2 & (big_pow2 - 1)) != 0)
+ while (!is_power_of_2(big_pow2))
big_pow2++;
mgp->big_bytes = dev->mtu + ETH_HLEN + VLAN_HLEN + MXGEFW_PAD;
} else {
_
-
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