From: Adam Litke <agl@us.ibm.com>
Date: Sat, 3 Sep 2005 22:55:01 +0000 (-0700)
Subject: [PATCH] hugetlb: check p?d_present in huge_pte_offset()
X-Git-Tag: v2.6.14-rc1~957
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=02b0ccef903e85673ead74ddb7c431f2f7ce183d;p=pandora-kernel.git

[PATCH] hugetlb: check p?d_present in huge_pte_offset()

For demand faulting, we cannot assume that the page tables will be
populated.  Do what the rest of the architectures do and test p?d_present()
while walking down the page table.

Signed-off-by: Adam Litke <agl@us.ibm.com>
Cc: <linux-mm@kvack.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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