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authorThomas Gleixner <tglx@linutronix.de>2013-05-02 16:21:15 +0200
committerThomas Gleixner <tglx@linutronix.de>2013-05-07 16:24:03 +0200
commit97a5b81fa4d3a11dcdf224befc577f2e0abadc0b (patch)
treeb227ed9df482a0073b81711ebde8d54f6e11cda3 /arch/x86
parent78d77df71510a96e042de7ba6dbd7998103642cb (diff)
x86: Fix idle consolidation fallout
The core code expects the arch idle code to return with interrupts enabled. The conversion missed two x86 cases which fail to do that. Reported-and-tested-by: Markus Trippelsdorf <markus@trippelsdorf.de> Tested-by: Borislav Petkov <bp@alien8.de> Link: http://lkml.kernel.org/r/alpine.LFD.2.02.1305021557030.3972@ionos Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kernel/process.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index 607af0d4d5e..4e7a37ff03a 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -312,6 +312,8 @@ void arch_cpu_idle(void)
{
if (cpuidle_idle_call())
x86_idle();
+ else
+ local_irq_enable();
}
/*
@@ -368,9 +370,6 @@ void amd_e400_remove_cpu(int cpu)
*/
static void amd_e400_idle(void)
{
- if (need_resched())
- return;
-
if (!amd_e400_c1e_detected) {
u32 lo, hi;