Re: ipc,sem: sysv semaphore scalability

From: Dave Jones
Date: Fri Mar 29 2013 - 14:06:39 EST


On Fri, Mar 29, 2013 at 11:00:27AM -0700, Linus Torvalds wrote:
> On Fri, Mar 29, 2013 at 9:17 AM, Dave Jones <davej@xxxxxxxxxx> wrote:
> >
> > Now that I have that reverted, I'm not seeing msgrcv traces any more, but
> > I've started seeing this..
> >
> > general protection fault: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC
> >
> > Looks like seg was already kfree'd.
>
> Just to clarify: is this you testing -mm that has Davidlohr's and
> Rik's scalability patches? Or mainline?

mainline. Your current tree.

Dave
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