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authorStephane Eranian <eranian@google.com>2014-03-13 13:04:36 +0100
committerIngo Molnar <mingo@kernel.org>2014-03-14 09:25:25 +0100
commit81827ed8d85e892311965dc9ec4120b2b2e745bd (patch)
treeea84de7ae04692484e4a28fafbdefae75bc69952
parent4191c29f0593e82d19c3cd05de67e55467aca6b5 (diff)
downloadop-kernel-dev-81827ed8d85e892311965dc9ec4120b2b2e745bd.zip
op-kernel-dev-81827ed8d85e892311965dc9ec4120b2b2e745bd.tar.gz
perf/x86/uncore: Fix missing end markers for SNB/IVB/HSW IMC PMU
This patch fixes a bug with the SNB/IVB/HSW uncore mmeory controller support. The PCI Ids tables for the memory controller were missing end markers. That could cause random crashes on boot during or after PCI device registration. Signed-off-by: Stephane Erainan <eranian@google.com> Cc: peterz@infradead.org Cc: zheng.z.yan@intel.com Cc: bp@alien8.de Cc: ak@linux.intel.com Link: http://lkml.kernel.org/r/20140313120436.GA14236@quad Signed-off-by: Ingo Molnar <mingo@kernel.org> --
-rw-r--r--arch/x86/kernel/cpu/perf_event_intel_uncore.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index dfd50ea..618d502 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -1989,6 +1989,7 @@ static DEFINE_PCI_DEVICE_TABLE(snb_uncore_pci_ids) = {
PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SNB_IMC),
.driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
},
+ { /* end: all zeroes */ },
};
static DEFINE_PCI_DEVICE_TABLE(ivb_uncore_pci_ids) = {
@@ -1996,6 +1997,7 @@ static DEFINE_PCI_DEVICE_TABLE(ivb_uncore_pci_ids) = {
PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IVB_IMC),
.driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
},
+ { /* end: all zeroes */ },
};
static DEFINE_PCI_DEVICE_TABLE(hsw_uncore_pci_ids) = {
@@ -2003,6 +2005,7 @@ static DEFINE_PCI_DEVICE_TABLE(hsw_uncore_pci_ids) = {
PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_HSW_IMC),
.driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
},
+ { /* end: all zeroes */ },
};
static struct pci_driver snb_uncore_pci_driver = {
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