From: Fernando Lopez-Lezcano <nando@ccrma.Stanford.EDU>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>,
LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>
Subject: Re: 2.6.26.6-rt11: BUGs (sleeping function called from invalid context)
Date: Fri, 07 Nov 2008 13:35:10 -0800 [thread overview]
Message-ID: <1226093710.20569.23.camel@localhost.localdomain> (raw)
In-Reply-To: <1226085407.31966.58.camel@lappy.programming.kicks-ass.net>
On Fri, 2008-11-07 at 20:16 +0100, Peter Zijlstra wrote:
> On Fri, 2008-11-07 at 14:01 -0500, Steven Rostedt wrote:
> > Peter, I think we've seen this before. It is the highmem code sleeping.
>
> I've been working on an alternative kmap_atomic implementation for -rt,
> the below has been build and booted but not stressed, anybody care to
> give it a spin ?
I'll give it a try. Anything in particular I should try to do? Or not
do? Or watch for?
-- Fernando
> ---
> arch/x86/mm/highmem_32.c | 130 ++++++++++++++++++++++++++++++++++++++++++---
> include/asm-x86/highmem.h | 11 ----
> include/linux/sched.h | 5 ++
> kernel/sched.c | 10 ++++
> 4 files changed, 137 insertions(+), 19 deletions(-)
> [MUNCH]
next prev parent reply other threads:[~2008-11-07 21:36 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-07 18:50 2.6.26.6-rt11: BUGs (sleeping function called from invalid context) Fernando Lopez-Lezcano
2008-11-07 19:01 ` Steven Rostedt
2008-11-07 19:16 ` Peter Zijlstra
2008-11-07 21:35 ` Fernando Lopez-Lezcano [this message]
2008-11-07 21:47 ` Peter Zijlstra
2008-11-07 23:52 ` Fernando Lopez-Lezcano
2008-11-08 8:47 ` Peter Zijlstra
2008-11-08 18:28 ` Fernando Lopez-Lezcano
2009-01-16 20:16 ` Fernando Lopez-Lezcano
2009-01-16 20:41 ` Steven Rostedt
2009-01-16 20:49 ` Steven Rostedt
2009-01-16 23:06 ` Fernando Lopez-Lezcano
2009-01-17 0:37 ` Steven Rostedt
2009-01-19 20:36 ` Fernando Lopez-Lezcano
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