| commit | 310adfdd9153f6ae818981a38a48dd2330990d8d | |
| author | Muli Ben-Yehuda <muli@il.ibm.com> | |
| Tue, 13 Feb 2007 12:26:24 +0000 (13 13:26 +0100) | ||
| committer | Andi Kleen <andi@basil.nowhere.org> | |
| Tue, 13 Feb 2007 12:26:24 +0000 (13 13:26 +0100) | ||
| tree | 6c093730e11bcfe96368db6af86a43e2c4a9abc6 | treesnapshot (tar.gz zip) |
| parent | 2fa8a050a0026eadbb39a2f281011991e00fe29a | commitdiff |
[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>
- 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>
| arch/x86_64/kernel/pci-calgary.c | diffblobblamehistory |