leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

x86: HPET_MSI change IRQ affinity in process context when it is disabled

Browse Source 
Change the IRQ affinity in the process context when the IRQ is disabled.

Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
venkatesh.pallipadi@intel.com 2008-09-05 18:02:15 -07:00 committed by Ingo Molnar
parent 1f3addcf2d
commit 932775a4ab
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
kernel/irq/manage.c
View File

@ -87,10 +87,11 @@ int irq_set_affinity(unsigned int irq, cpumask_t cpumask)
return -EINVAL;
#ifdef CONFIG_GENERIC_PENDING_IRQ
if (desc->status & IRQ_MOVE_PCNTXT) {
if (desc->status & IRQ_MOVE_PCNTXT || desc->status & IRQ_DISABLED) {
unsigned long flags;
spin_lock_irqsave(&desc->lock, flags);
desc->affinity = cpumask;
desc->chip->set_affinity(irq, cpumask);
spin_unlock_irqrestore(&desc->lock, flags);
} else