ipvs: convert wlc scheduler to rcu
The schedule method now needs _rcu list-traversal primitive for svc->destinations. Signed-off-by: Julian Anastasov <ja@ssi.bg> Signed-off-by: Simon Horman <horms@verge.net.au>
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1acb7f6761
Коммит
b310faad3e
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@ -51,7 +51,7 @@ ip_vs_wlc_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
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* new connections.
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* new connections.
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*/
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*/
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list_for_each_entry(dest, &svc->destinations, n_list) {
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list_for_each_entry_rcu(dest, &svc->destinations, n_list) {
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if (!(dest->flags & IP_VS_DEST_F_OVERLOAD) &&
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if (!(dest->flags & IP_VS_DEST_F_OVERLOAD) &&
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atomic_read(&dest->weight) > 0) {
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atomic_read(&dest->weight) > 0) {
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least = dest;
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least = dest;
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@ -66,7 +66,7 @@ ip_vs_wlc_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
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* Find the destination with the least load.
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* Find the destination with the least load.
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*/
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*/
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nextstage:
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nextstage:
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list_for_each_entry_continue(dest, &svc->destinations, n_list) {
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list_for_each_entry_continue_rcu(dest, &svc->destinations, n_list) {
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if (dest->flags & IP_VS_DEST_F_OVERLOAD)
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if (dest->flags & IP_VS_DEST_F_OVERLOAD)
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continue;
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continue;
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doh = ip_vs_dest_conn_overhead(dest);
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doh = ip_vs_dest_conn_overhead(dest);
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