From: Dimitri Sivanich <sivanich@sgi.com>
To: Andrew Morton <akpm@osdl.org>
Cc: torvalds@osdl.org, linux-ia64@vger.kernel.org,
linux-kernel@vger.kernel.org, hch@infradead.org,
clameter@sgi.com, jes@sgi.com
Subject: Re: [PATCH] Add SA_PERCPU_IRQ flag support
Date: Mon, 20 Mar 2006 14:17:47 +0000 [thread overview]
Message-ID: <20060320141747.GA27114@sgi.com> (raw)
In-Reply-To: <20060318014900.65889f69.akpm@osdl.org>
On Sat, Mar 18, 2006 at 01:49:00AM -0800, Andrew Morton wrote:
> Andrew Morton <akpm@osdl.org> wrote:
> >
> > +#ifdef ARCH_HAS_IRQ_PER_CPU
> > + if (new->flags & SA_PERCPU_IRQ)
> > + desc->status |= IRQ_PER_CPU;
> > +#endif
>
> OK, five architectures define ARCH_HAS_IRQ_PER_CPU but only one of them
> defines SA_PERCPU_IRQ. Giving up.
Could we do the following (at least for now)?:
+#if defined(ARCH_HAS_IRQ_PER_CPU) && defined(SA_PERCPU_IRQ)
+ if (new->flags & SA_PERCPU_IRQ)
+ desc->status |= IRQ_PER_CPU;
+#endif
WARNING: multiple messages have this Message-ID (diff)
From: Dimitri Sivanich <sivanich@sgi.com>
To: Andrew Morton <akpm@osdl.org>
Cc: torvalds@osdl.org, linux-ia64@vger.kernel.org,
linux-kernel@vger.kernel.org, hch@infradead.org,
clameter@sgi.com, jes@sgi.com
Subject: Re: [PATCH] Add SA_PERCPU_IRQ flag support
Date: Mon, 20 Mar 2006 08:17:47 -0600 [thread overview]
Message-ID: <20060320141747.GA27114@sgi.com> (raw)
In-Reply-To: <20060318014900.65889f69.akpm@osdl.org>
On Sat, Mar 18, 2006 at 01:49:00AM -0800, Andrew Morton wrote:
> Andrew Morton <akpm@osdl.org> wrote:
> >
> > +#ifdef ARCH_HAS_IRQ_PER_CPU
> > + if (new->flags & SA_PERCPU_IRQ)
> > + desc->status |= IRQ_PER_CPU;
> > +#endif
>
> OK, five architectures define ARCH_HAS_IRQ_PER_CPU but only one of them
> defines SA_PERCPU_IRQ. Giving up.
Could we do the following (at least for now)?:
+#if defined(ARCH_HAS_IRQ_PER_CPU) && defined(SA_PERCPU_IRQ)
+ if (new->flags & SA_PERCPU_IRQ)
+ desc->status |= IRQ_PER_CPU;
+#endif
next prev parent reply other threads:[~2006-03-20 14:17 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-17 0:31 [PATCH] Add SA_PERCPU_IRQ flag support Dimitri Sivanich
2006-03-17 0:31 ` Dimitri Sivanich
2006-03-17 2:09 ` Christoph Hellwig
2006-03-17 2:09 ` Christoph Hellwig
2006-03-17 23:26 ` Andrew Morton
2006-03-17 23:26 ` Andrew Morton
2006-03-18 9:49 ` Andrew Morton
2006-03-18 9:49 ` Andrew Morton
2006-03-20 14:17 ` Dimitri Sivanich [this message]
2006-03-20 14:17 ` Dimitri Sivanich
2006-03-20 14:22 ` Matthew Wilcox
2006-03-20 14:22 ` Matthew Wilcox
2006-03-20 14:25 ` Dimitri Sivanich
2006-03-20 14:25 ` Dimitri Sivanich
-- strict thread matches above, loose matches on Subject: below --
2006-03-21 21:38 Dimitri Sivanich
2006-03-21 23:37 ` Andrew Morton
2006-03-21 23:45 ` Christoph Lameter
2006-03-22 2:00 ` Benjamin Herrenschmidt
2006-03-22 0:52 ` Dimitri Sivanich
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