Re: [PATCH 00/28] mm: preemptibility -v3
From: Zhang, Yanmin
Date: Tue Jun 29 2010 - 03:40:10 EST
On Thu, 2010-06-24 at 11:55 +0200, Peter Zijlstra wrote:
> On Mon, 2010-06-21 at 12:21 +0200, Peter Zijlstra wrote:
> > On Thu, 2010-06-10 at 14:59 +0800, Zhang, Yanmin wrote:
> > > > > I applied it against 2.6.35-rc2 on x86_64 machine, but kernel booting panic.
> > <snip panic>
> > > > Oi, that's no good. Happen to have your .config handy, I didn't actually
> > > > see my machine do that.
> > > See the attachment.
> > That .config build and booted on my x86_64 machine, no funnies there.
> > I pushed a git tree out to kernel.org but somehow its refusing to show
> > up on git.kernel.org..
> git://git.kernel.org/pub/scm/linux/kernel/git/peterz/linux-2.6-mmu_preempt.git mmu_preempt
We tested the tree on many machines with many benchmarks. Comparing with pure kernel 2.6.35-rc3,
there is no clear performance regression/improvement. We didn't run into panic again.
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