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From: Magnus Damm <magnus.damm@gmail.com>
To: linux-sh@vger.kernel.org
Subject: Re: EMEV2: debugging a Strange IRQ issue on SMP
Date: Wed, 24 Jul 2013 03:23:20 +0000	[thread overview]
Message-ID: <CANqRtoSSrxAHZ35HD_jKBOqGDZ46L=C8Opud2p_34yXYDERekw@mail.gmail.com> (raw)
In-Reply-To: <51ED68B8.3070302@codethink.co.uk>

Hi Ian,

On Tue, Jul 23, 2013 at 9:34 PM, Ian Molton <ian.molton@codethink.co.uk> wrote:
> Update 2:
>
> The problem appears to have been "fixed" by adding a small (5, thus far)
> value to the next timer event to be set, in the sti timer code.
>
> With this hack, I get reliable timer IRQs. I will investigate further and
> submit a patch shortly.

Unless you've fixed this locally already, you may want to have a look at:

[PATCH] clocksource: em_sti: Adjust clock event rating to fix SMP broadcast

Looking forward to see your patches!

Cheers,

/ magnus

      parent reply	other threads:[~2013-07-24  3:23 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-22 17:15 EMEV2: debugging a Strange IRQ issue on SMP Ian Molton
2013-07-23 10:53 ` Ian Molton
2013-07-23 12:34 ` Ian Molton
2013-07-24  3:23 ` Magnus Damm [this message]

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