Messages in this thread | | | Date | Tue, 8 Jan 2008 10:17:42 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH] call sysrq_timer_list_show from a workqueue |
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(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
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