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Re: [PATCH] call sysrq_timer_list_show from a workqueue
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From:
Ingo Molnar <mingo@...>
To: Kyle McMartin <kyle@...>
Cc: <linux-kernel@...>, <tglx@...>, <mingo@...>, Rusty Russell <rusty@...>, Andrew Morton <akpm@...>
Subject:
Re: [PATCH] call sysrq_timer_list_show from a workqueue
Date: Tuesday, January 8, 2008 - 5:17 am
(Rusty Cc:-ed) * Kyle McMartin <kyle@mcmartin.ca> wrote:
quoted text
> 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 --
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Messages in current thread:
[PATCH] call sysrq_timer_list_show from a workqueue
, Kyle McMartin
, (Tue Jan 8, 2:31 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Ingo Molnar
, (Tue Jan 8, 5:17 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Rusty Russell
, (Tue Jan 8, 7:28 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Kyle McMartin
, (Tue Jan 8, 10:41 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Ingo Molnar
, (Tue Jan 8, 7:33 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Rusty Russell
, (Tue Jan 8, 7:50 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Andrew Morton
, (Tue Jan 8, 8:21 pm)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Rusty Russell
, (Tue Jan 8, 11:20 pm)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Paulo Marques
, (Wed Jan 9, 11:24 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Rusty Russell
, (Wed Jan 9, 5:58 pm)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Andrew Morton
, (Tue Jan 8, 11:33 pm)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Rusty Russell
, (Wed Jan 9, 12:27 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Andrew Morton
, (Wed Jan 9, 12:45 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Ingo Molnar
, (Tue Jan 8, 11:51 am)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Rusty Russell
, (Tue Jan 8, 6:48 pm)
Re: [PATCH] call sysrq_timer_list_show from a workqueue
, Ingo Molnar
, (Tue Jan 8, 6:52 pm)
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