ipvs: ip_vs_wrr.c: use lib/gcd.c
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>
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2 changed files with 3 additions and 15 deletions
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@ -112,7 +112,8 @@ config IP_VS_RR
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module, choose M here. If unsure, say N.
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config IP_VS_WRR
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tristate "weighted round-robin scheduling"
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tristate "weighted round-robin scheduling"
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select GCD
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---help---
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The weighted robin-robin scheduling algorithm directs network
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connections to different real servers based on server weights
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@ -24,6 +24,7 @@
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/net.h>
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#include <linux/gcd.h>
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#include <net/ip_vs.h>
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@ -38,20 +39,6 @@ struct ip_vs_wrr_mark {
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};
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/*
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* Get the gcd of server weights
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*/
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static int gcd(int a, int b)
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{
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int c;
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while ((c = a % b)) {
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a = b;
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b = c;
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}
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return b;
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}
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static int ip_vs_wrr_gcd_weight(struct ip_vs_service *svc)
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{
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struct ip_vs_dest *dest;
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