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Per cpu sk #1

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Per cpu sk #1

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e69d2eb
initcwnd from userspace tunable
dormando Feb 13, 2013
b8590e0
add extra free kbytes tunable
Feb 13, 2013
b6fa0cd
Don't change initcwnd's magic number
dormando Feb 13, 2013
63901e8
tcp: debug fastretrans warning
yuchungcheng Jul 31, 2013
f438ef9
tcp: fix incorrect ca_state in tail loss probe
yuchungcheng Oct 9, 2013
7409762
match the reuseport sk based on the smp_processor_id of the kernel th…
crucially Oct 21, 2013
3c77c76
save the cpu id so we dont have to go over it again
crucially Oct 21, 2013
653c763
add debug message
crucially Oct 22, 2013
2bc2950
break out of the loop, remove debug
crucially Oct 22, 2013
4005ce4
get rid of the breaks
crucially Oct 22, 2013
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save the cpu id so we dont have to go over it again
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@crucially
crucially committed Oct 21, 2013
commit 3c77c764d4b8b26aeaafb77e8e1a2cba9b52bcfe
5 changes: 3 additions & 2 deletions net/ipv4/inet_hashtables.c
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Original file line number Diff line number Diff line change
Expand Up @@ -185,7 +185,8 @@ struct sock *__inet_lookup_listener(struct net *net,
unsigned int hash = inet_lhashfn(net, hnum);
struct inet_listen_hashbucket *ilb = &hashinfo->listening_hash[hash];
int score, hiscore, matches = 0, reuseport = 0;
u32 phash = 0;
// u32 phash = 0;
int curr_cpu = smp_processor_id();

rcu_read_lock();
begin:
Expand All @@ -208,7 +209,7 @@ struct sock *__inet_lookup_listener(struct net *net,
it is critical that a RSS queue is bound to a specific cpu
*/

if (matches++ == smp_processor_id()) {
if (matches++ == curr_cpu) {
result = sk;
}

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