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SubjectRe: [PATCH] Add SA_PERCPU_IRQ flag support
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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