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snmp: fix SNMP_ADD_STATS() 

commit aa2ea0586d (tcp: fix outsegs stat for TSO segments) incorrectly
assumed SNMP_ADD_STATS() was used from BH context.

Fix this using mib[!in_softirq()] instead of mib[0]

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: Tom Herbert <therbert@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2010-06-23 00:32:03 +00:00 committed by David S. Miller
parent 8ceedea7c2
commit 8f1c14b2e3
1 changed files with 1 additions and 1 deletions
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2
include/net/snmp.h
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@ -134,7 +134,7 @@ struct linux_xfrm_mib {
#define SNMP_ADD_STATS_USER(mib, field, addend) \
this_cpu_add(mib[1]->mibs[field], addend)
#define SNMP_ADD_STATS(mib, field, addend) \
this_cpu_add(mib[0]->mibs[field], addend)
this_cpu_add(mib[!in_softirq()]->mibs[field], addend)
/*
* Use "__typeof__(*mib[0]) *ptr" instead of "__typeof__(mib[0]) ptr"
* to make @ptr a non-percpu pointer.