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authorBorislav Petkov <[email protected]>2017-01-23 19:35:06 +0100
committerIngo Molnar <[email protected]>2017-01-24 09:14:52 +0100
commitd4b2ac63b0eae461fc10c9791084be24724ef57a (patch)
tree094a67f1fb2b52ae44e4ec3a87e371a380c0509a
parenta4685d2f58e2230d4e27fb2ee581d7ea35e5d046 (diff)
x86/ras/inject: Make it depend on X86_LOCAL_APIC=y
... and get rid of the annoying: arch/x86/kernel/cpu/mcheck/mce-inject.c:97:13: warning: ‘mce_irq_ipi’ defined but not used [-Wunused-function] when doing randconfig builds. Signed-off-by: Borislav Petkov <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Tony Luck <[email protected]> Cc: Yazen Ghannam <[email protected]> Cc: linux-edac <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Ingo Molnar <[email protected]>
-rw-r--r--arch/x86/Kconfig2
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce-inject.c5
2 files changed, 2 insertions, 5 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index e487493bbd47..7b6fd68b4715 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1070,7 +1070,7 @@ config X86_MCE_THRESHOLD
def_bool y
config X86_MCE_INJECT
- depends on X86_MCE
+ depends on X86_MCE && X86_LOCAL_APIC
tristate "Machine check injector support"
---help---
Provide support for injecting machine checks for testing purposes.
diff --git a/arch/x86/kernel/cpu/mcheck/mce-inject.c b/arch/x86/kernel/cpu/mcheck/mce-inject.c
index 517619ea6498..99165b206df3 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-inject.c
+++ b/arch/x86/kernel/cpu/mcheck/mce-inject.c
@@ -152,7 +152,6 @@ static void raise_mce(struct mce *m)
if (context == MCJ_CTX_RANDOM)
return;
-#ifdef CONFIG_X86_LOCAL_APIC
if (m->inject_flags & (MCJ_IRQ_BROADCAST | MCJ_NMI_BROADCAST)) {
unsigned long start;
int cpu;
@@ -192,9 +191,7 @@ static void raise_mce(struct mce *m)
raise_local();
put_cpu();
put_online_cpus();
- } else
-#endif
- {
+ } else {
preempt_disable();
raise_local();
preempt_enable();