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Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
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From:
Tom Zanussi <zanussi@...>
To: Pekka Enberg <penberg@...>
Cc: Eduard - Gabriel Munteanu <eduard.munteanu@...>, <jens.axboe@...>, <linux-kernel@...>
Subject:
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
Date: Tuesday, October 14, 2008 - 1:46 am
Hi Pekka, On Tue, 2008-10-14 at 08:13 +0300, Pekka Enberg wrote:
quoted text
> Hi Tom, > > Tom Zanussi wrote: > > To me, that sounds like how it should work - if kmemtrace is disabled, > > it shouldn't be logging anything, and that's in fact what I saw when > > debugging this - it started out disabled and therefore nothing being > > logged to relay (printks confirmed that). When I wrote 1 to the enabled > > file, data started getting logged to relay and to the *.out files. > > > > So I don't know why the enabled state behaves the way it does, or if > > it's unexpected, but that anyway doesn't seem like a relay problem to > > me. > > Oh, right. Looking at kmemtraced.c, we never enable kmemtrace, just > disable it (which doesn't make much sense). Bug in README or the code. > Eduard? > > Btw, Tom, you can add my > > Tested-by: Pekka Enberg <penberg@cs.helsinki.fi> > > to your patch if you want. Are you going to send it to Andrew or do you > want me to pick it up with rest of the kmemtrace patches?
If you pick it up that would be fine with me. Here's my sob: Signed-off-by: Tom Zanussi <tzanussi@gmail.com> Thanks, Tom
quoted text
> > Pekka
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Messages in current thread:
[PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Pekka Enberg
, (Fri Oct 10, 5:42 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Peter Teoh
, (Fri Oct 24, 12:44 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Pekka Enberg
, (Fri Oct 24, 10:15 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Peter Teoh
, (Fri Oct 24, 8:56 pm)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Eduard - Gabriel Munteanu...
, (Sat Oct 25, 10:04 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Tom Zanussi
, (Sat Oct 11, 12:58 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Pekka Enberg
, (Mon Oct 13, 2:57 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Tom Zanussi
, (Tue Oct 14, 12:03 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Pekka Enberg
, (Tue Oct 14, 1:13 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Pekka Enberg
, (Tue Oct 14, 3:05 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Tom Zanussi
, (Tue Oct 14, 1:46 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Eduard - Gabriel Munteanu...
, (Tue Oct 14, 3:30 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Pekka Enberg
, (Tue Oct 14, 2:58 am)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Eduard - Gabriel Munteanu...
, (Sat Oct 11, 2:17 pm)
Re: [PROBLEM] hard-lock with kmemtrace, relayfs, and splice
, Eduard - Gabriel Munteanu...
, (Fri Oct 10, 7:51 am)
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