From: Andrew Morton <akpm@linux-foundation.org>
To: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc: Vinod Koul <vinod.koul@linux.intel.com>,
Jassi Brar <jassisinghbrar@gmail.com>,
Tomasz Figa <t.figa@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
linux-kernel@vger.kernel.org
Subject: Re: [resend PATCH] DMA: PL330: fix locking in pl330_free_chan_resources()
Date: Wed, 26 Jun 2013 12:05:58 -0700 [thread overview]
Message-ID: <20130626120558.3a05f4a099822c529912a14c@linux-foundation.org> (raw)
In-Reply-To: <2690233.kbO94NEnCb@amdc1032>
On Wed, 26 Jun 2013 15:29:15 +0200 Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> wrote:
>
> tasklet_kill() may sleep so call it before taking pch->lock.
>
> Fixes following lockup:
>
> [ 345.470000] BUG: scheduling while atomic: cat/2383/0x00000002
Seems rather unpleasant, so I added a cc:stable to the changelog.
prev parent reply other threads:[~2013-06-26 19:06 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-26 13:29 Bartlomiej Zolnierkiewicz
2013-06-26 19:05 ` Andrew Morton [this message]
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=20130626120558.3a05f4a099822c529912a14c@linux-foundation.org \
--to=akpm@linux-foundation.org \
--cc=b.zolnierkie@samsung.com \
--cc=jassisinghbrar@gmail.com \
--cc=kyungmin.park@samsung.com \
--cc=linux-kernel@vger.kernel.org \
--cc=t.figa@samsung.com \
--cc=vinod.koul@linux.intel.com \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®