https://github.com/torvalds/linux
Revision 323023245771589c53869396e3297c703d347852 authored by Joerg Roedel on 28 July 2015, 14:58:50 UTC, committed by Joerg Roedel on 30 July 2015, 08:28:48 UTC
In passthrough mode (iommu=pt) all devices are identity
mapped. If a device does not support 64bit DMA it might
still need remapping. Make sure swiotlb is initialized to
provide this remapping.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
1 parent 02ca202
History
Tip revision: 323023245771589c53869396e3297c703d347852 authored by Joerg Roedel on 28 July 2015, 14:58:50 UTC
iommu/amd: Use swiotlb in passthrough mode
Tip revision: 3230232
File Mode Size
Documentation
arch
block
crypto
drivers
firmware
fs
include
init
ipc
kernel
lib
mm
net
samples
scripts
security
sound
tools
usr
virt
.gitignore -rw-r--r-- 1.2 KB
.mailmap -rw-r--r-- 5.3 KB
COPYING -rw-r--r-- 18.3 KB
CREDITS -rw-r--r-- 94.7 KB
Kbuild -rw-r--r-- 2.6 KB
Kconfig -rw-r--r-- 252 bytes
MAINTAINERS -rw-r--r-- 313.5 KB
Makefile -rw-r--r-- 53.1 KB
README -rw-r--r-- 18.2 KB
REPORTING-BUGS -rw-r--r-- 7.3 KB

README

back to top