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 <eran...@google.com>
--
diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index f509ab1..bd2253d 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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