linux-kernel - Re: 2.6.23-rc6-mm1 panic (memory controller issue ?)

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Message-ID: <Pine.LNX.4.64.0709191023490.11138@schroedinger.engr.sgi.com>
Date:	Wed, 19 Sep 2007 10:24:36 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	Badari Pulavarty <pbadari@...il.com>
cc:	Andrew Morton <akpm@...ux-foundation.org>, balbir@...ibm.com,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.23-rc6-mm1 panic (memory controller issue ?)

On Tue, 18 Sep 2007, Badari Pulavarty wrote:

> I think, I found the issue. I am still running tests to
> verify. Does this sound correct ?

Use GFP_LEVEL_MASK (or the equivalent in mm) to mask out the not allowed 
bits. The patch below only addresses issues with the __GFP_HIGHMEM bit. 
There may be others set. See mm/vmalloc.c for examples.

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