From: Ingo Molnar <mingo@elte.hu>
To: Kyle McMartin <kyle@mcmartin.ca>
Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de,
mingo@redhat.com, Rusty Russell <rusty@rustcorp.com.au>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] call sysrq_timer_list_show from a workqueue
Date: Tue, 8 Jan 2008 10:17:42 +0100 [thread overview]
Message-ID: <20080108091742.GD27671@elte.hu> (raw)
In-Reply-To: <20080108063113.GA21287@fattire.cabal.ca>
(Rusty Cc:-ed)
* Kyle McMartin <kyle@mcmartin.ca> wrote:
> handle_sysrq can be called from interrupt context.
> sysrq_timer_list_show eventually starts poking at module symbols which
> take the module mutex.
>
> so instead, let's just kick off a workqueue.
>
> [ doesn't happen on my laptop with the keyboard, but does when
> triggered from /proc/sysrq-trigger ]
hmmm. This really shouldnt be happening - how come we hit the module
mutex on simple things like symbol lookups?
Ingo
next prev parent reply other threads:[~2008-01-08 9:18 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-08 6:31 [PATCH] call sysrq_timer_list_show from a workqueue Kyle McMartin
2008-01-08 9:17 ` Ingo Molnar [this message]
2008-01-08 11:28 ` Rusty Russell
2008-01-08 11:33 ` Ingo Molnar
2008-01-08 11:50 ` Rusty Russell
2008-01-08 15:51 ` Ingo Molnar
2008-01-08 22:48 ` Rusty Russell
2008-01-08 22:52 ` Ingo Molnar
2008-01-09 0:21 ` Andrew Morton
2008-01-09 3:20 ` Rusty Russell
2008-01-09 3:33 ` Andrew Morton
2008-01-09 4:27 ` Rusty Russell
2008-01-09 4:45 ` Andrew Morton
2008-01-09 15:24 ` Paulo Marques
2008-01-09 21:58 ` Rusty Russell
2008-01-08 14:41 ` Kyle McMartin
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=20080108091742.GD27671@elte.hu \
--to=mingo@elte.hu \
--cc=akpm@linux-foundation.org \
--cc=kyle@mcmartin.ca \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=rusty@rustcorp.com.au \
--cc=tglx@linutronix.de \
/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.