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authorLinus Torvalds <torvalds@linux-foundation.org>2013-03-21 08:29:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-03-21 08:29:11 -0700
commitcd82346934888e083da3b70e4bea13923175d086 (patch)
tree40d5058b50864e2c42e5a14cc4bd1029fe9373e0 /include
parent172a271b5e090da7468c66b9ccbcdb3d929eed75 (diff)
parentfd4a5aef002bb57e8a35ed34d8a878034b9bde94 (diff)
downloadlwn-cd82346934888e083da3b70e4bea13923175d086.tar.gz
lwn-cd82346934888e083da3b70e4bea13923175d086.zip
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar: "A fair chunk of the linecount comes from a fix for a tracing bug that corrupts latency tracing buffers when the overwrite mode is changed on the fly - the rest is mostly assorted fewliner fixlets." * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf/x86: Add SNB/SNB-EP scheduling constraints for cycle_activity event kprobes/x86: Check Interrupt Flag modifier when registering probe kprobes: Make hash_64() as always inlined perf: Generate EXIT event only once per task context perf: Reset hwc->last_period on sw clock events tracing: Prevent buffer overwrite disabled for latency tracers tracing: Keep overwrite in sync between regular and snapshot buffers tracing: Protect tracer flags with trace_types_lock perf tools: Fix LIBNUMA build with glibc 2.12 and older. tracing: Fix free of probe entry by calling call_rcu_sched() perf/POWER7: Create a sysfs format entry for Power7 events perf probe: Fix segfault libtraceevent: Remove hard coded include to /usr/local/include in Makefile perf record: Fix -C option perf tools: check if -DFORTIFY_SOURCE=2 is allowed perf report: Fix build with NO_NEWT=1 perf annotate: Fix build with NO_NEWT=1 tracing: Fix race in snapshot swapping
Diffstat (limited to 'include')
-rw-r--r--include/linux/hash.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/hash.h b/include/linux/hash.h
index 61c97ae22e01..f09a0ae4d858 100644
--- a/include/linux/hash.h
+++ b/include/linux/hash.h
@@ -15,6 +15,7 @@
*/
#include <asm/types.h>
+#include <linux/compiler.h>
/* 2^31 + 2^29 - 2^25 + 2^22 - 2^19 - 2^16 + 1 */
#define GOLDEN_RATIO_PRIME_32 0x9e370001UL
@@ -31,7 +32,7 @@
#error Wordsize not 32 or 64
#endif
-static inline u64 hash_64(u64 val, unsigned int bits)
+static __always_inline u64 hash_64(u64 val, unsigned int bits)
{
u64 hash = val;