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linux/arch/x86/include/asm/irq_work.h

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x86: Tell irq work about self IPI support x86 supports irq work self-IPIs when local apic is available. This is partly known on runtime so lets implement arch_irq_work_has_interrupt() accordingly. This should be safely called after setup_arch(). Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
2014-08-16 18:47:15 +02:00
#ifndef _ASM_IRQ_WORK_H
#define _ASM_IRQ_WORK_H
#include <asm/processor.h>
static inline bool arch_irq_work_has_interrupt(void)
{
return cpu_has_apic;
}
#endif /* _ASM_IRQ_WORK_H */
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