From 978da300c7a65494692b329a6a4cbf364afc37c5 Mon Sep 17 00:00:00 2001 From: Robert Richter Date: Fri, 11 May 2012 11:44:59 +0200 Subject: [PATCH] perf/x86/ibs: Fix undefined reference to `get_ibs_caps' Fixing i386 allnoconfig built errors: arch/x86/built-in.o: In function `amd_pmu_hw_config': perf_event_amd.c:(.text+0xc3e1): undefined reference to `get_ibs_caps' Reported-by: Andrew Morton Signed-off-by: Robert Richter Signed-off-by: Ingo Molnar --- arch/x86/include/asm/perf_event.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h index 4e40a64315c9..588f52ea810e 100644 --- a/arch/x86/include/asm/perf_event.h +++ b/arch/x86/include/asm/perf_event.h @@ -188,7 +188,11 @@ struct x86_pmu_capability { #define IBS_OP_MAX_CNT_EXT 0x007FFFFFULL /* not a register bit mask */ #define IBS_RIP_INVALID (1ULL<<38) +#ifdef CONFIG_X86_LOCAL_APIC extern u32 get_ibs_caps(void); +#else +static inline u32 get_ibs_caps(void) { return 0; } +#endif #ifdef CONFIG_PERF_EVENTS extern void perf_events_lapic_init(void); -- 2.20.1