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authorSuresh Siddha <suresh.b.siddha@intel.com>2009-12-01 15:31:18 -0800
committerIngo Molnar <mingo@elte.hu>2009-12-02 10:11:02 +0100
commit6d20792e85187b27ae3d1b76678a2dd7025e8bc2 (patch)
treecd488269df9c01cf22fbee87ba2f526d7580d6c5 /arch/x86/kernel/smpboot.c
parent1c83995b6c7c6bb795bce80f75fbffb15f78db2d (diff)
x86: Remove unnecessary mdelay() from cpu_disable_common()
fixup_irqs() already has a mdelay(). Remove the extra and unnecessary mdelay() from cpu_disable_common(). Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Cc: Maciej W. Rozycki <macro@linux-mips.org> Cc: ebiederm@xmission.com Cc: garyhade@us.ibm.com LKML-Reference: <20091201233335.232177348@sbs-t61.sc.intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/smpboot.c')
-rw-r--r--arch/x86/kernel/smpboot.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 565ebc65920..324f2a44c22 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1250,16 +1250,7 @@ static void __ref remove_cpu_from_maps(int cpu)
void cpu_disable_common(void)
{
int cpu = smp_processor_id();
- /*
- * HACK:
- * Allow any queued timer interrupts to get serviced
- * This is only a temporary solution until we cleanup
- * fixup_irqs as we do for IA64.
- */
- local_irq_enable();
- mdelay(1);
- local_irq_disable();
remove_siblinginfo(cpu);
/* It's now safe to remove this processor from the online map */