Re: smp_call_function_single lockups

[Mike Galbraith]

On Fri, 2015-03-20 at 09:26 -0700, Linus Torvalds wrote:
> On Fri, Mar 20, 2015 at 3:15 AM, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
> >
> > Linus, any plans for this patch? I think it does solve a fair few issues
> > the current code has.
> 
> So I didn't really have any plans. I think it's a good patch, and it
> might even fix a bug and improve code generation, but it didn't fix
> the lockup problem, so..
> 
> > do you want me to route it through tip (and write a changelog while I'm
> > at it) or will you be taking it yourself?
> 
> If you think it's worth committing, then go ahead.  Add my signed-off,
> although I have to note that I didn't do a lot of testing of that
> patch (I think it was compile-tested when I sent it out, and then I
> ended up running it for a while, and obviously it got *some* testing
> by the person who saw the lockup that just showed that it didn't fix
> the problem ;(

I carried it for a while on boxen big and small, so it got some burn-in.

	-Mike

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