From: Christoph Lameter <clameter@engr.sgi.com>
Date: Sun, 5 Feb 2006 07:27:55 +0000 (-0800)
Subject: [PATCH] hugetlb: add comment explaining reasons for Bus Errors
X-Git-Tag: v2.6.16-rc3~157
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=64b4a954b03a1153fb8ae38d6ffbd991e01a1e80;p=pandora-kernel.git

[PATCH] hugetlb: add comment explaining reasons for Bus Errors

I just spent some time researching a Bus Error.  Turns out that the huge
page fault handler can return VM_FAULT_SIGBUS for various conditions where
no huge page is available.

Add a note explaining the reasoning in the source.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Acked-by: William Lee Irwin III <wli@holomorphy.com>
Cc: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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