]> git.kernelconcepts.de Git - karo-tx-linux.git/commit
iommu/vt-d: Remove unnecassary qi clflushes
authorNadav Amit <namit@vmware.com>
Fri, 24 Jun 2016 13:13:14 +0000 (06:13 -0700)
committerJoerg Roedel <jroedel@suse.de>
Wed, 13 Jul 2016 10:06:35 +0000 (12:06 +0200)
commit452014d2b4824ed9ca32a3ef6ee745f22431132a
tree670df5cba4cd8613b671fbb7581fe6edb2b89a9b
parentffb2d1eb88c3262f7a7001c5afeec6babe144b73
iommu/vt-d: Remove unnecassary qi clflushes

According to the manual: "Hardware access to ...  invalidation queue ...
are always coherent."

Remove unnecassary clflushes accordingly.

Signed-off-by: Nadav Amit <namit@vmware.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/dmar.c