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Date: Fri, 30 Nov 2012 12:55:48 -0800 From: Dave Hansen <dave@...ux.vnet.ibm.com> To: Tejun Heo <tj@...nel.org> CC: LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org, Cody P Schafer <cody@...ux.vnet.ibm.com> Subject: Re: 32/64-bit NUMA consolidation behavior regresion On 11/30/2012 12:42 PM, Tejun Heo wrote: > On Wed, Nov 28, 2012 at 04:03:58PM -0800, Dave Hansen wrote: >> My system is just qemu booted with: >> >> -smp 8 -m 8192 -numa node,nodeid=0,cpus=0-3 -numa node,nodeid=1,cpus=4-7 >> >> Watch the "PERCPU:" line early in boot, and you can see the "Embedded" >> come and go with or without your patch: >> >> [ 0.000000] PERCPU: Embedded 11 pages/cpu @f3000000 s30592 r0 d14464 >> vs >> [ 0.000000] PERCPU: 11 4K pages/cpu @f83fe000 s30592 r0 d14464 > ... >> I don't have a fix handy because I'm working on the original problem, >> but I just happened to run across this during a bisect. > > Just tested 3.7-rc7 w/ qemu and it works as expected here. > > Can you please boot with the following debug patch and report the boot > message before and after? Hi Tejun, I just tested with 3.7-rc7 and I'm seeing the expected behavior now. Looks like it got fixed along the way somewhere. I was bisecting way back in the 2.6.3x's. Sorry of the noise. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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