Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932461AbWCUViP (ORCPT ); Tue, 21 Mar 2006 16:38:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932462AbWCUViP (ORCPT ); Tue, 21 Mar 2006 16:38:15 -0500 Received: from omx1-ext.sgi.com ([192.48.179.11]:49118 "EHLO omx1.americas.sgi.com") by vger.kernel.org with ESMTP id S932461AbWCUViO (ORCPT ); Tue, 21 Mar 2006 16:38:14 -0500 Date: Tue, 21 Mar 2006 15:38:03 -0600 From: Dimitri Sivanich To: Andrew Morton Cc: linux-kernel@vger.kernel.org, hch@infradead.org, clameter@sgi.com, jes@sgi.com Subject: [PATCH] Add SA_PERCPU_IRQ flag support Message-ID: <20060321213803.GC26124@sgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1119 Lines: 27 The generic request_irq/setup_irq code should support the SA_PERCPU_IRQ flag. This patch was posted previously, but this one should build on all arch's. Signed-off-by: Dimitri Sivanich Index: linux-2.6.15/kernel/irq/manage.c =================================================================== --- linux-2.6.15.orig/kernel/irq/manage.c 2006-03-20 13:11:01.766522017 -0600 +++ linux-2.6.15/kernel/irq/manage.c 2006-03-21 15:26:12.305876769 -0600 @@ -206,6 +206,10 @@ 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 defined(ARCH_HAS_IRQ_PER_CPU) && defined(SA_PERCPU_IRQ) + if (new->flags & SA_PERCPU_IRQ) + desc->status |= IRQ_PER_CPU; +#endif p = &desc->action; if ((old = *p) != NULL) { /* Can't share interrupts unless both agree to */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/