From 0a3aee0da4402aa19b66e458038533c896fb80c6 Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Sat, 18 Dec 2010 16:28:55 +0100 Subject: x86: Use this_cpu_ops to optimize code Go through x86 code and replace __get_cpu_var and get_cpu_var instances that refer to a scalar and are not used for address determinations. Cc: Yinghai Lu Cc: Ingo Molnar Acked-by: Tejun Heo Acked-by: "H. Peter Anvin" Signed-off-by: Christoph Lameter Signed-off-by: Tejun Heo --- arch/x86/kernel/apic/io_apic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/x86/kernel/apic/io_apic.c') diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 7cc0a721f628..8d50922687af 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -2302,7 +2302,7 @@ asmlinkage void smp_irq_move_cleanup_interrupt(void) unsigned int irr; struct irq_desc *desc; struct irq_cfg *cfg; - irq = __get_cpu_var(vector_irq)[vector]; + irq = __this_cpu_read(vector_irq[vector]); if (irq == -1) continue; @@ -2336,7 +2336,7 @@ asmlinkage void smp_irq_move_cleanup_interrupt(void) apic->send_IPI_self(IRQ_MOVE_CLEANUP_VECTOR); goto unlock; } - __get_cpu_var(vector_irq)[vector] = -1; + __this_cpu_write(vector_irq[vector], -1); unlock: raw_spin_unlock(&desc->lock); } -- cgit v1.2.3