Messages in this thread | | | Date | Fri, 17 Mar 2006 02:09:42 +0000 | From | Christoph Hellwig <> | Subject | Re: [PATCH] Add SA_PERCPU_IRQ flag support |
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On Thu, Mar 16, 2006 at 06:31:14PM -0600, Dimitri Sivanich wrote: > The generic request_irq/setup_irq code should support the SA_PERCPU_IRQ flag. > > Not sure why it was left out, but this patch adds that support. > > Signed-off-by: Dimitri Sivanich <sivanich@sgi.com> > > Index: linux/kernel/irq/manage.c > =================================================================== > --- linux.orig/kernel/irq/manage.c 2006-03-16 14:05:27.957927445 -0600 > +++ linux/kernel/irq/manage.c 2006-03-16 14:06:02.283661867 -0600 > @@ -201,6 +201,9 @@ int setup_irq(unsigned int irq, struct i > * The following block of code has to be executed atomically > */ > spin_lock_irqsave(&desc->lock,flags); > + if (new->flags & SA_PERCPU_IRQ) { > + desc->status |= IRQ_PER_CPU; > + }
looks good, although the braces aren't really needed for single-line conditionals.
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