]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: a587637) | patch
x86: make GART to respect device's dma_mask about virtual mappings
authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Fri, 12 Sep 2008 10:42:35 +0000 (19:42 +0900)
committerIngo Molnar <mingo@elte.hu>
Sun, 14 Sep 2008 14:42:37 +0000 (16:42 +0200)
commit81212fab8280d1c8ba54b967b1173bcc3b536cd4
tree765ab42985836390cb0e83403deb9ff59d1f59a8tree | snapshot
parenta587637b1623cfee9defe88a40cbb82711a7ac73commit | diff
x86: make GART to respect device's dma_mask about virtual mappings

Currently, GART IOMMU ingores device's dma_mask when it does virtual
mappings. So it could give a device a virtual address that the device
can't access to.

This patch fixes the above problem.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/pci-gart_64.c diff | blob | history
Linux Kernel Source Tree.