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| author | Olof Johansson <olof@lixom.net> | 2011-12-22 09:22:58 -0800 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2011-12-22 09:22:58 -0800 |
| commit | 53bf82ce766b17436a6e9c672f9fa29702f3731e (patch) | |
| tree | 50547bbc8d5c9f9156f1220b712a99e48dbaf43f /arch/x86/kernel/cpu/perf_event_intel.c | |
| parent | 5e8d3183bb605a937fc89b857691f75682aa099e (diff) | |
| parent | 4a4de1d9b47156525ceb46c7faf6ae4042d90aa7 (diff) | |
Merge branch 'omap/fixes-hwmod' into next/fixes-non-critical
* omap/fixes-hwmod: (359 commits)
ARM: OMAP: hwmod data: fix the panic on Nokia RM-680 during boot
ARM: OMAP: hwmod data: fix iva and mailbox hwmods for OMAP 3
ARM: OMAP: rx51: fix USB
ARM: OMAP: mcbsp: Fix possible memory corruption
...
Diffstat (limited to 'arch/x86/kernel/cpu/perf_event_intel.c')
| -rw-r--r-- | arch/x86/kernel/cpu/perf_event_intel.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index 2be5ebe99872..8d601b18bf9f 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -1545,6 +1545,13 @@ static void intel_clovertown_quirks(void) x86_pmu.pebs_constraints = NULL; } +static void intel_sandybridge_quirks(void) +{ + printk(KERN_WARNING "PEBS disabled due to CPU errata.\n"); + x86_pmu.pebs = 0; + x86_pmu.pebs_constraints = NULL; +} + __init int intel_pmu_init(void) { union cpuid10_edx edx; @@ -1694,6 +1701,7 @@ __init int intel_pmu_init(void) break; case 42: /* SandyBridge */ + x86_pmu.quirks = intel_sandybridge_quirks; case 45: /* SandyBridge, "Romely-EP" */ memcpy(hw_cache_event_ids, snb_hw_cache_event_ids, sizeof(hw_cache_event_ids)); |