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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-03-21 18:12:54 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-21 18:12:54 -0700 |
| commit | 20246a800389fe5442675c59863fec5a4f520c7c (patch) | |
| tree | 6a713be7255b973dfbf3178c64ae0e7ce94f7695 | |
| parent | 8aa525a9340da4227797a06221ca08399006635f (diff) | |
| download | linux-3.10-20246a800389fe5442675c59863fec5a4f520c7c.tar.gz linux-3.10-20246a800389fe5442675c59863fec5a4f520c7c.tar.bz2 linux-3.10-20246a800389fe5442675c59863fec5a4f520c7c.zip | |
snmp: SNMP_UPD_PO_STATS_BH() always called from softirq
We dont need to test if we run from softirq context, we definitely are.
This saves few instructions in ip_rcv() & ip_rcv_finish()
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/net/snmp.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/net/snmp.h b/include/net/snmp.h index 762e2abce88..27461d6dd46 100644 --- a/include/net/snmp.h +++ b/include/net/snmp.h @@ -150,7 +150,7 @@ struct linux_xfrm_mib { #define SNMP_UPD_PO_STATS_BH(mib, basefield, addend) \ do { \ __typeof__(*mib[0]) *ptr = \ - __this_cpu_ptr((mib)[!in_softirq()]); \ + __this_cpu_ptr((mib)[0]); \ ptr->mibs[basefield##PKTS]++; \ ptr->mibs[basefield##OCTETS] += addend;\ } while (0) @@ -202,7 +202,7 @@ struct linux_xfrm_mib { #define SNMP_UPD_PO_STATS64_BH(mib, basefield, addend) \ do { \ __typeof__(*mib[0]) *ptr; \ - ptr = __this_cpu_ptr((mib)[!in_softirq()]); \ + ptr = __this_cpu_ptr((mib)[0]); \ u64_stats_update_begin(&ptr->syncp); \ ptr->mibs[basefield##PKTS]++; \ ptr->mibs[basefield##OCTETS] += addend; \ |