Messages in this thread | | | Date | Sun, 30 Oct 2005 21:46:48 -0500 | From | Bob Picco <> | Subject | Re: x86_64: 2.6.14 with NUMA panics at boot |
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Andi Kleen wrote: [Sun Oct 30 2005, 10:28:49PM EST] > On Monday 31 October 2005 02:40, Bob Picco wrote: > > Added Matt to cc: > > Andi Kleen wrote: [Sun Oct 30 2005, 09:12:17PM EST] > > > > > On Monday 31 October 2005 01:17, Bob Picco wrote: > > > > This is a slightly modified patch I used on x86_64 for EXTREME testing. > > > > The original 2.6.13-rc1-mhp1 patch didn't apply cleanly against 2.6.14. > > > > It will apply with this untested patch. The patch needs to have > > > > arch_sparse_init which is only active for SPARSEMEM. This patch was > > > > just for testing EXTREME on x86_64 NUMA and needs review. > > > > > > > > I think the bootmem allocator is being used before initialized. This > > > > wouldn't have happened before SPARSEMEM_EXTREME became the default. > > > > > > > > If you feel my analysis is correct, I'll generate a cleaner patch and > > > > test on my 4 way. > > > > > > Ok the question is - why did nobody submit this patch in time? When > > > sparse was merged I assumed folks would actually test and maintain > > > it. But that doesn't seem to be the case? Somewhat surprising. > > > > Well I did post it on lhms mailing list. > > Fixes for code that is in mainline needs to go to the appropiate mainline > mailing list (for x86-64 that is l-k and discuss@x86-64.org) and maintainers. Well it wasn't intended for inclusion. I was just trying to help Dave out by not pursuing an issue which I've already looked at some. > > > However it's incomplete because > > it doesn't address !NUMA. > > So i should not apply it yet? Nope. It's incomplete. I'll wait to see whether Matt is on this. Otherwise, I'll put a patch together and test it within the next couple of days. > > -Andi > bob - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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