From: Muli Ben-Yehuda <muli@il.ibm.com>
Date: Tue, 13 Feb 2007 12:26:24 +0000 (+0100)
Subject: [PATCH] x86-64: robustify bad_dma_address handling
X-Git-Tag: v2.6.21-rc1~184^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=310adfdd9153f6ae818981a38a48dd2330990d8d;p=pandora-kernel.git

[PATCH] x86-64: robustify bad_dma_address handling

- set bad_dma_address explicitly to 0x0
- reserve 32 pages from bad_dma_address and up
- WARN_ON() a driver feeding us bad_dma_address

Thanks to Leo Duran <leo.duran@amd.com> for the suggestion.

Signed-off-by: Muli Ben-Yehuda <muli@il.ibm.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Leo Duran <leo.duran@amd.com>
Cc: Job Mason <jdmason@kudzu.us>
---

Reading git-diff-tree failed