From: Geoff Levand <geoffrey.levand@am.sony.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linuxppc-dev@ozlabs.org, paulus@samba.org
Subject: Re: [PATCH 8/14] ps3: bind interrupt to cpu
Date: Thu, 25 Jan 2007 17:29:48 -0800 [thread overview]
Message-ID: <45B9598C.6060805@am.sony.com> (raw)
In-Reply-To: <1169697245.24996.52.camel@localhost.localdomain>
Benjamin Herrenschmidt wrote:
>> -int ps3_alloc_io_irq(unsigned int interrupt_id, unsigned int *virq);
>> +enum ps3_cpu_binding {
>> + PS3_BINDING_CPU_0 = 0,
>> + PS3_BINDING_CPU_1 = 1,
>> + PS3_BINDING_CPU_ANY = 3,
>> +};
>
> While this patch might still get in since it actually fixes a problem,
> the normal way of expressing interrupt bindings on linux is via a
> cpumask. I recommend you do that too and update the affinity mask in
> the irq_desc even if you don't provide a set_affinity() callback to
> do runtime change just yet (and maybe never due to HV limitations).
I will look into doing that.
-Geoff
next prev parent reply other threads:[~2007-01-26 1:29 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-25 2:40 [PATCH 8/14] ps3: bind interrupt to cpu Geoff Levand
2007-01-25 3:54 ` Benjamin Herrenschmidt
2007-01-26 1:29 ` Geoff Levand [this message]
2007-01-25 6:19 ` Arnd Bergmann
2007-01-25 13:32 ` Geert Uytterhoeven
2007-01-25 13:33 ` Geert Uytterhoeven
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