[tip:perf/core] perf/x86/uncore: Fix missing end markers for SNB/ IVB/HSW IMC PMU

From: tip-bot for Stephane Eranian
Date: Fri Mar 14 2014 - 04:42:00 EST


Commit-ID: 81827ed8d85e892311965dc9ec4120b2b2e745bd
Gitweb: http://git.kernel.org/tip/81827ed8d85e892311965dc9ec4120b2b2e745bd
Author: Stephane Eranian <eranian@xxxxxxxxxx>
AuthorDate: Thu, 13 Mar 2014 13:04:36 +0100
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Fri, 14 Mar 2014 09:25:25 +0100

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@xxxxxxxxxx>
Cc: peterz@xxxxxxxxxxxxx
Cc: zheng.z.yan@xxxxxxxxx
Cc: bp@xxxxxxxxx
Cc: ak@xxxxxxxxxxxxxxx
Link: 20140313120436.GA14236@quad">http://lkml.kernel.org/r/20140313120436.GA14236@quad
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
--
---
arch/x86/kernel/cpu/perf_event_intel_uncore.c | 3 +++
1 file changed, 3 insertions(+)

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 = {
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/