x86/amd-iommu: Panic if IOMMU command buffer reset fails
authorJoerg Roedel <joerg.roedel@amd.com>
Thu, 3 Sep 2009 13:08:09 +0000 (15:08 +0200)
committerJoerg Roedel <joerg.roedel@amd.com>
Thu, 3 Sep 2009 13:55:35 +0000 (15:55 +0200)
commitb26e81b871bd18184968f0bb3f12945906eadfce
treeee8b734952e0bfb6386d7edbff797f4192cdb062
parenta345b23b79f1900e7d87c3165182504419180de4
x86/amd-iommu: Panic if IOMMU command buffer reset fails

To prevent the driver from doing recursive command buffer
resets, just panic when that recursion happens.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
arch/x86/include/asm/amd_iommu_types.h
arch/x86/kernel/amd_iommu.c