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ipvs: ip_vs_wrr.c: use lib/gcd.c

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Remove the private version of the greatest common divider to use
lib/gcd.c, the latter also implementing the a < b case.

[akpm@linux-foundation.org: repair neighboring whitespace because the diff looked odd]
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Cc: Takashi Iwai <tiwai@suse.de>
Acked-by: Simon Horman <horms@verge.net.au>
Cc: Julius Volz <juliusv@google.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Patrick McHardy <kaber@trash.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Florian Fainelli 2009-12-22 09:42:06 +01:00 committed by Patrick McHardy
parent 258c889362
commit ae24e578de
2 changed files with 3 additions and 15 deletions
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3
net/netfilter/ipvs/Kconfig
View File

@ -112,7 +112,8 @@ config IP_VS_RR
module, choose M here. If unsure, say N. module, choose M here. If unsure, say N.
config IP_VS_WRR config IP_VS_WRR
tristate "weighted round-robin scheduling" tristate "weighted round-robin scheduling"
select GCD
---help--- ---help---
The weighted robin-robin scheduling algorithm directs network The weighted robin-robin scheduling algorithm directs network
connections to different real servers based on server weights connections to different real servers based on server weights

15
net/netfilter/ipvs/ip_vs_wrr.c
View File

@ -24,6 +24,7 @@
#include <linux/module.h> #include <linux/module.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/net.h> #include <linux/net.h>
#include <linux/gcd.h>
#include <net/ip_vs.h> #include <net/ip_vs.h>
@ -38,20 +39,6 @@ struct ip_vs_wrr_mark {
}; };
/*
* Get the gcd of server weights
*/
static int gcd(int a, int b)
{
int c;
while ((c = a % b)) {
a = b;
b = c;
}
return b;
}
static int ip_vs_wrr_gcd_weight(struct ip_vs_service *svc) static int ip_vs_wrr_gcd_weight(struct ip_vs_service *svc)
{ {
struct ip_vs_dest *dest; struct ip_vs_dest *dest;