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Commit 20246a800389fe5442675c59863fec5a4f520c7c

Authored by Eric Dumazet
Committed by David S. Miller
1 parent 8aa525a934
Exists in master and in 7 other branches imx_3.0.35_4.1.0, imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga, smarc-l5.0.0_1.0.0-ga

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>

Showing 1 changed file with 2 additions and 2 deletions Side-by-side Diff

... ... @@ -150,7 +150,7 @@
150 150 #define SNMP_UPD_PO_STATS_BH(mib, basefield, addend) \
151 151 do { \
152 152 __typeof__(*mib[0]) *ptr = \
153   - __this_cpu_ptr((mib)[!in_softirq()]); \
  153 + __this_cpu_ptr((mib)[0]); \
154 154 ptr->mibs[basefield##PKTS]++; \
155 155 ptr->mibs[basefield##OCTETS] += addend;\
156 156 } while (0)
... ... @@ -202,7 +202,7 @@
202 202 #define SNMP_UPD_PO_STATS64_BH(mib, basefield, addend) \
203 203 do { \
204 204 __typeof__(*mib[0]) *ptr; \
205   - ptr = __this_cpu_ptr((mib)[!in_softirq()]); \
  205 + ptr = __this_cpu_ptr((mib)[0]); \
206 206 u64_stats_update_begin(&ptr->syncp); \
207 207 ptr->mibs[basefield##PKTS]++; \
208 208 ptr->mibs[basefield##OCTETS] += addend; \