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x86_64: Report the pending irq if available in smp_affinity

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Otherwise smp_affinity would only update after the next interrupt
on x86 systems.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andi Kleen 2007-07-21 17:09:54 +02:00 committed by Linus Torvalds
parent 78b599aed6
commit 42ee2b7414
1 changed files with 9 additions and 1 deletions
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10
kernel/irq/proc.c
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@ -19,7 +19,15 @@ static struct proc_dir_entry *root_irq_dir;
static int irq_affinity_read_proc(char *page, char **start, off_t off, static int irq_affinity_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data) int count, int *eof, void *data)
{ {
int len = cpumask_scnprintf(page, count, irq_desc[(long)data].affinity); struct irq_desc *desc = irq_desc + (long)data;
cpumask_t *mask = &desc->affinity;
int len;
#ifdef CONFIG_GENERIC_PENDING_IRQ
if (desc->status & IRQ_MOVE_PENDING)
mask = &desc->pending_mask;
#endif
len = cpumask_scnprintf(page, count, *mask);
if (count - len < 2) if (count - len < 2)
return -EINVAL; return -EINVAL;