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Date: Mon, 4 Jan 2010 11:26:23 -0600 (CST) From: Christoph Lameter <cl@...ux-foundation.org> To: Haicheng Li <haicheng.li@...ux.intel.com> cc: Andi Kleen <andi@...stfloor.org>, Eric Dumazet <eric.dumazet@...il.com>, linux-mm@...ck.org, Pekka Enberg <penberg@...helsinki.fi>, Matt Mackall <mpm@...enic.com>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] slab: initialize unused alien cache entry as NULL at alloc_alien_cache(). On Wed, 23 Dec 2009, Haicheng Li wrote: > > It should have been set up by the SRAT parser (modulo regressions) > > > > Haicheng, did you verify with printk it's really incorrect at this point? > > Yup. See below debug patch & Oops info. > > If we can make sure that SRAT parser must be able to detect out all possible > node (even the node, cpu+mem, is not populated on the motherboard), it would > be ACPI Parser issue or BIOS issue rather than a slab issue. In such case, I > think this patch might become a workaround for buggy system board; and we > might need to look into ACPI SRAT parser code as well:). Right. Lets fix the SRAT / ACPI issue. Code elsewhere also dimensions arrays to nr_node_ids. -- 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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