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authorLinus Torvalds <torvalds@linux-foundation.org>2014-01-20 12:11:41 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-20 12:11:41 -0800
commit7fe67a1180db49d41a3f764c379a08f8e31580ec (patch)
tree41a6f78958d5a6e63791a889daaa1a9633150a49 /arch/x86/kernel/smpboot.c
parentfab5669d556200c4dd119af705bff14085845d1e (diff)
parentda6139e49c7cb0f4251265cb5243b8d220adb48d (diff)
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull leftover x86 fixes from Ingo Molnar: "Two leftover fixes that did not make it into v3.13" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86: Add check for number of available vectors before CPU down x86, cpu, amd: Add workaround for family 16h, erratum 793
Diffstat (limited to 'arch/x86/kernel/smpboot.c')
-rw-r--r--arch/x86/kernel/smpboot.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index f5252c4eec8..a32da804252 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1312,6 +1312,12 @@ void cpu_disable_common(void)
int native_cpu_disable(void)
{
+ int ret;
+
+ ret = check_irq_vectors_for_cpu_disable();
+ if (ret)
+ return ret;
+
clear_local_APIC();
cpu_disable_common();