The patch titled
Subject: perf, x86: Fix undefined reference to `get_ibs_caps'
has been added to the -mm tree. Its filename is
perf-x86-fix-undefined-reference-to-get_ibs_caps.patch
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------------------------------------------------------
From: Robert Richter <robert.richter@xxxxxxx>
Subject: perf, x86: Fix undefined reference to `get_ibs_caps'
Fixing i386 allnoconfig build 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 <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Signed-off-by: Robert Richter <robert.richter@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/x86/include/asm/perf_event.h | 4 ++++
1 file changed, 4 insertions(+)
diff -puN arch/x86/include/asm/perf_event.h~perf-x86-fix-undefined-reference-to-get_ibs_caps arch/x86/include/asm/perf_event.h
--- a/arch/x86/include/asm/perf_event.h~perf-x86-fix-undefined-reference-to-get_ibs_caps
+++ a/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);
_
Subject: Subject: perf, x86: Fix undefined reference to `get_ibs_caps'
Patches currently in -mm which might be from robert.richter@xxxxxxx are
linux-next.patch
perf-x86-fix-undefined-reference-to-get_ibs_caps.patch
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