* Optimize various places where a pointer to the cpumask_of_cpu value will result in reducing stack pressure. Based on linux-2.6.tip/master at the following commit: commit 0a91813e16ebd5c2d9b5c2acd5b7c91742112c4f Merge: 9a635fa... 724dce0... Author: Ingo Molnar Date: Tue Jul 15 14:55:17 2008 +0200 Signed-off-by: Mike Travis Cc: Eric W. Biederman --- arch/x86/kernel/io_apic_64.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) --- linux-2.6.tip.orig/arch/x86/kernel/io_apic_64.c +++ linux-2.6.tip/arch/x86/kernel/io_apic_64.c @@ -1372,12 +1372,10 @@ static unsigned int startup_ioapic_irq(u static int ioapic_retrigger_irq(unsigned int irq) { struct irq_cfg *cfg = &irq_cfg[irq]; - cpumask_t mask; unsigned long flags; spin_lock_irqsave(&vector_lock, flags); - mask = cpumask_of_cpu(first_cpu(cfg->domain)); - send_IPI_mask(mask, cfg->vector); + send_IPI_mask(cpumask_of_cpu(first_cpu(cfg->domain)), cfg->vector); spin_unlock_irqrestore(&vector_lock, flags); return 1; -- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/