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Re: [PATCH] MIPS: add IRQF_TIMER flag for Timer Interrupts

To: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Subject: Re: [PATCH] MIPS: add IRQF_TIMER flag for Timer Interrupts
From: Wu Zhangjin <wuzhangjin@gmail.com>
Date: Fri, 09 Oct 2009 23:45:49 +0800
Cc: linux-mips@linux-mips.org, linux-pm@lists.linux-foundation.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, ralf@linux-mips.org, rjw@sisk.pl, yuasa@linux-mips.org
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In-reply-to: <20091010.001754.229727131.anemo@mba.ocn.ne.jp>
Organization: DSLab, Lanzhou University, China
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <1255007874-19574-1-git-send-email-wuzhangjin@gmail.com> <20091010.001754.229727131.anemo@mba.ocn.ne.jp>
Reply-to: wuzhangjin@gmail.com
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On Sat, 2009-10-10 at 00:17 +0900, Atsushi Nemoto wrote:
> On Thu,  8 Oct 2009 21:17:54 +0800, Wu Zhangjin <wuzhangjin@gmail.com> wrote:
> > This patch add IRQF_TIMER flag for all Timer interrupts in linux-MIPS,
> > which will help to not disable the Timer IRQ when suspending to ensure
> > resuming normally(d6c585a4342a2ff627a29f9aea77c5ed4cd76023) and not
> > thread them when enabled PREEMPT_RT.
> > 
> > Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com>
> > ---
> >  arch/mips/jazz/irq.c                |    2 +-
> >  arch/mips/kernel/cevt-gt641xx.c     |    2 +-
> >  arch/mips/kernel/cevt-r4k.c         |    2 +-
> >  arch/mips/kernel/i8253.c            |    2 +-
> >  arch/mips/nxp/pnx8550/common/time.c |    2 +-
> >  arch/mips/sgi-ip27/ip27-timer.c     |    2 +-
> >  arch/mips/sni/time.c                |    2 +-
> >  7 files changed, 7 insertions(+), 7 deletions(-)
> 
> Maybe cevt-bcm1480.c, cevt-ds1287.c, cevt-sb1250.c, cevt-txx9.c and
> i8253.c need same fix?
> 

I got them via "grep timer -ur arch/mips | grep name", so, perhaps there
are also some other timer interrupts missing here.

just get more via "grep Timer -ur arch/mips | grep name", "grep IRQF_
-ur arch/mips/ | grep -v TIMER | grep =", a new patch will be sent out
in the next E-mail.

Regards,
        Wu Zhangjin


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