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authorIngo Molnar <mingo@elte.hu>2010-03-09 17:11:53 +0100
committerIngo Molnar <mingo@elte.hu>2010-03-09 17:11:53 +0100
commit548b84166917d6f5e2296123b85ad24aecd3801d (patch)
tree0ab0300e23a02df0fe3c0579627e4998bb122c00 /include/net/snmp.h
parentcfb581bcd4f8c158c6f2b48bf5e232bb9e6855c0 (diff)
parent57d54889cd00db2752994b389ba714138652e60c (diff)
Merge commit 'v2.6.34-rc1' into perf/urgent
Conflicts: tools/perf/util/probe-event.c Merge reason: Pick up -rc1 and resolve the conflict as well. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/net/snmp.h')
-rw-r--r--include/net/snmp.h14
1 files changed, 9 insertions, 5 deletions
diff --git a/include/net/snmp.h b/include/net/snmp.h
index f0d756f2ac9..692ee0061dc 100644
--- a/include/net/snmp.h
+++ b/include/net/snmp.h
@@ -32,7 +32,7 @@
* - name of entries.
*/
struct snmp_mib {
- char *name;
+ const char *name;
int entry;
};
@@ -129,9 +129,9 @@ struct linux_xfrm_mib {
* nonlocked_atomic_inc() primitives -AK
*/
#define DEFINE_SNMP_STAT(type, name) \
- __typeof__(type) *name[2]
+ __typeof__(type) __percpu *name[2]
#define DECLARE_SNMP_STAT(type, name) \
- extern __typeof__(type) *name[2]
+ extern __typeof__(type) __percpu *name[2]
#define SNMP_STAT_BHPTR(name) (name[0])
#define SNMP_STAT_USRPTR(name) (name[1])
@@ -148,9 +148,13 @@ struct linux_xfrm_mib {
__this_cpu_add(mib[0]->mibs[field], addend)
#define SNMP_ADD_STATS_USER(mib, field, addend) \
this_cpu_add(mib[1]->mibs[field], addend)
+/*
+ * Use "__typeof__(*mib[0]) *ptr" instead of "__typeof__(mib[0]) ptr"
+ * to make @ptr a non-percpu pointer.
+ */
#define SNMP_UPD_PO_STATS(mib, basefield, addend) \
do { \
- __typeof__(mib[0]) ptr; \
+ __typeof__(*mib[0]) *ptr; \
preempt_disable(); \
ptr = this_cpu_ptr((mib)[!in_softirq()]); \
ptr->mibs[basefield##PKTS]++; \
@@ -159,7 +163,7 @@ struct linux_xfrm_mib {
} while (0)
#define SNMP_UPD_PO_STATS_BH(mib, basefield, addend) \
do { \
- __typeof__(mib[0]) ptr = \
+ __typeof__(*mib[0]) *ptr = \
__this_cpu_ptr((mib)[!in_softirq()]); \
ptr->mibs[basefield##PKTS]++; \
ptr->mibs[basefield##OCTETS] += addend;\