Messages in this thread Patch in this message | | | Date | Tue, 01 Dec 2009 15:31:18 -0800 | From | Suresh Siddha <> | Subject | [patch 4/4] x86: remove unnecessary mdelay() from cpu_disable_common() |
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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> --- arch/x86/kernel/smpboot.c | 9 --------- 1 file changed, 9 deletions(-)
Index: tip/arch/x86/kernel/smpboot.c =================================================================== --- tip.orig/arch/x86/kernel/smpboot.c +++ tip/arch/x86/kernel/smpboot.c @@ -1250,16 +1250,7 @@ static void __ref remove_cpu_from_maps(i 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 */
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