From: "Steven J. Hill" <Steven.Hill@imgtec.com>
To: Ralf Baechle <ralf@linux-mips.org>
Cc: Tony Wu <tung7970@gmail.com>, <linux-mips@linux-mips.org>,
Chris Dearman <chris.dearman@imgtec.com>
Subject: Re: [PATCH] MIPS: Fix gic_set_affinity infinite loop
Date: Wed, 26 Jun 2013 17:23:32 -0500 [thread overview]
Message-ID: <51CB69E4.1070900@imgtec.com> (raw)
In-Reply-To: <20130626190547.GK7171@linux-mips.org>
On 06/26/2013 02:05 PM, Ralf Baechle wrote:
>
> I assume on a SMP GIC configuration he must have tried something like
>
> echo 1 > /proc/irq/2/smp_affinity
>
> Where 1 is a CPU bit mask and 2 the number of a GIC interrupt of which
> to change the affinity.
>
I confirmed the hang on the Malta board. Tony's patch fixes this. Thank
you Tony.
Steve
WARNING: multiple messages have this Message-ID (diff)
From: "Steven J. Hill" <Steven.Hill@imgtec.com>
To: Ralf Baechle <ralf@linux-mips.org>
Cc: Tony Wu <tung7970@gmail.com>,
linux-mips@linux-mips.org,
Chris Dearman <chris.dearman@imgtec.com>
Subject: Re: [PATCH] MIPS: Fix gic_set_affinity infinite loop
Date: Wed, 26 Jun 2013 17:23:32 -0500 [thread overview]
Message-ID: <51CB69E4.1070900@imgtec.com> (raw)
Message-ID: <20130626222332.j552liBYoVOBuKr5qmrErsa7OtcahRORRk-wnnUHfe0@z> (raw)
In-Reply-To: <20130626190547.GK7171@linux-mips.org>
On 06/26/2013 02:05 PM, Ralf Baechle wrote:
>
> I assume on a SMP GIC configuration he must have tried something like
>
> echo 1 > /proc/irq/2/smp_affinity
>
> Where 1 is a CPU bit mask and 2 the number of a GIC interrupt of which
> to change the affinity.
>
I confirmed the hang on the Malta board. Tony's patch fixes this. Thank
you Tony.
Steve
next prev parent reply other threads:[~2013-06-26 22:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-21 11:13 [PATCH] MIPS: Fix gic_set_affinity infinite loop Tony Wu
2013-06-21 17:01 ` Steven J. Hill
2013-06-21 17:01 ` Steven J. Hill
2013-06-26 19:05 ` Ralf Baechle
2013-06-26 22:23 ` Steven J. Hill [this message]
2013-06-26 22:23 ` Steven J. Hill
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