synchronize_irq

Langue: en

Version: October 2010 (fedora - 01/12/10)

Section: 9 (Appels noyau Linux)

NAME

synchronize_irq - wait for pending IRQ handlers (on other CPUs)

SYNOPSIS

void synchronize_irq(unsigned int irq);

ARGUMENTS

irq

interrupt number to wait for

DESCRIPTION

This function waits for any pending IRQ handlers for this interrupt to complete before returning. If you use this function while holding a resource the IRQ handler may need you will deadlock.

This function may be called - with care - from IRQ context.

AUTHORS

Thomas Gleixner <tglx@linutronix.de>

Author.

Ingo Molnar <mingo@elte.hu>

Author.