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Commit d1ee4fea authored by Julian Anastasov's avatar Julian Anastasov Committed by Simon Horman
Browse files

ipvs: stats should not depend on CPU 0 



When reading percpu stats we need to properly reset
the sum when CPU 0 is not present in the possible mask.

Signed-off-by: default avatarJulian Anastasov <ja@ssi.bg>
Signed-off-by: default avatarSimon Horman <horms@verge.net.au>
parent 742617b1

net/netfilter/ipvs/ip_vs_est.c

+3 −1
Original line number Diff line number Diff line
@@ -59,12 +59,13 @@ static void ip_vs_read_cpu_stats(struct ip_vs_stats_user *sum, 
				 struct ip_vs_cpu_stats __percpu *stats)

{

	int i;

	bool add = false;



	for_each_possible_cpu(i) {

		struct ip_vs_cpu_stats *s = per_cpu_ptr(stats, i);

		unsigned int start;

		__u64 inbytes, outbytes;

		if (i) {

		if (add) {

			sum->conns += s->ustats.conns;

			sum->inpkts += s->ustats.inpkts;

			sum->outpkts += s->ustats.outpkts;
@@ -76,6 +77,7 @@ static void ip_vs_read_cpu_stats(struct ip_vs_stats_user *sum, 
			sum->inbytes += inbytes;

			sum->outbytes += outbytes;

		} else {

			add = true;

			sum->conns = s->ustats.conns;

			sum->inpkts = s->ustats.inpkts;

			sum->outpkts = s->ustats.outpkts;