tree 978d99a04a9ee1be0cdcfb5f89da3a4169ee2379
parent 8bb9660418e05bb1845ac1a2428444d78e322cc7
author Li, Zhen-Hua <zhen-hual@hp.com> 1364199652 +0800
committer Joerg Roedel <joro@8bytes.org> 1364314674 +0100

iommu/vt-d: dmar_fault should only clear PPF/PFO field.

When there is a dmar irq, dmar_fault is called and all of the fields
in FSTS are cleared. But ICE/IQE/ITE should not be cleared here,
they need to be processed and cleared in function qi_check_fault.

[Minor cleanup by Joerg Roedel]

Signed-off-by: Li, Zhen-Hua <zhen-hual@hp.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>