From 4138960a9251a265002b5cf07e671a49f8495381 Mon Sep 17 00:00:00 2001 From: Robert Richter Date: Wed, 29 Apr 2009 12:47:00 +0200 Subject: [PATCH] perf_counter, x86: add default path to cpu detection This quits hw counter initialization immediately if no cpu is detected. [ Impact: cleanup ] Signed-off-by: Robert Richter Cc: Paul Mackerras Acked-by: Peter Zijlstra LKML-Reference: <1241002046-8832-4-git-send-email-robert.richter@amd.com> Signed-off-by: Ingo Molnar --- arch/x86/kernel/cpu/perf_counter.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c index 7d0f81d..d6d6529 100644 --- a/arch/x86/kernel/cpu/perf_counter.c +++ b/arch/x86/kernel/cpu/perf_counter.c @@ -997,6 +997,8 @@ void __init init_hw_perf_counters(void) case X86_VENDOR_AMD: pmc_ops = pmc_amd_init(); break; + default: + return; } if (!pmc_ops) return; -- 2.7.4