All of lore.kernel.org
 help / color / mirror / Atom feed
From: David Miller <davem@davemloft.net>
To: sparclinux@vger.kernel.org
Subject: Re: [PATCH] sparc32, leon: Enable interrupts before going idle to avoid getting stuck
Date: Mon, 17 Jun 2013 06:53:19 +0000	[thread overview]
Message-ID: <20130616.235319.1183232347206820359.davem@davemloft.net> (raw)
In-Reply-To: <1370847401-766-1-git-send-email-andreas@gaisler.com>

From: Andreas Larsson <andreas@gaisler.com>
Date: Mon, 17 Jun 2013 08:13:41 +0200

> On 2013-06-10 08:56, Andreas Larsson wrote:
>> This enables interrupts for Leon before having the CPU enter
>> power-down mode.
>>
>> Commit 87fa05aeb3a5e8e21b1a5510eef6983650eff092, "sparc: Use generic
>> idle loop",
>> gets the CPU stuck on idle for Leon systems. On Leon, disabling
>> interrupts and
>> powering down the processor will get the processor stuck waiting for
>> an
>> interrupt that will never be reacted to.
> 
> Anything stopping this from going into v3.10-rc7? The issue is
> critical. Commit 87fa05aeb3a5e8e21b1a5510eef6983650eff092 outright
> breaks the kernel for Leon systems.

I'm just backlogged, I'll take care of this tomorrow.

Thanks.

  parent reply	other threads:[~2013-06-17  6:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-10  6:56 [PATCH] sparc32, leon: Enable interrupts before going idle to avoid getting stuck Andreas Larsson
2013-06-17  6:13 ` Andreas Larsson
2013-06-17  6:53 ` David Miller [this message]
2013-06-19  9:14 ` David Miller

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20130616.235319.1183232347206820359.davem@davemloft.net \
    --to=davem@davemloft.net \
    --cc=sparclinux@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.