https://github.com/torvalds/linux
Revision a7f2d7865720ff13d5b0f2a3bb1fd80dc3d7a73f authored by Alexis Dambricourt on 14 December 2015, 14:39:34 UTC, committed by Paolo Bonzini on 22 December 2015, 14:28:37 UTC
This fixes the slow-down of VM running with pci-passthrough, since some MTRR
range changed from MTRR_TYPE_WRBACK to MTRR_TYPE_UNCACHABLE.  Memory in the
0K-640K range was incorrectly treated as uncacheable.

Fixes: f7bfb57b3e89ff89c0da9f93dedab89f68d6ca27
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=107561
Cc: qemu-stable@nongnu.org
Signed-off-by: Alexis Dambricourt <alexis.dambricourt@gmail.com>
[Use correct BZ for "Fixes" annotation.  - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
1 parent 6fd0862
History
Tip revision: a7f2d7865720ff13d5b0f2a3bb1fd80dc3d7a73f authored by Alexis Dambricourt on 14 December 2015, 14:39:34 UTC
KVM: MTRR: fix fixed MTRR segment look up
Tip revision: a7f2d78
File Mode Size
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arch
block
certs
crypto
drivers
firmware
fs
include
init
ipc
kernel
lib
mm
net
samples
scripts
security
sound
tools
usr
virt
.get_maintainer.ignore -rw-r--r-- 31 bytes
.gitignore -rw-r--r-- 1.2 KB
.mailmap -rw-r--r-- 5.4 KB
COPYING -rw-r--r-- 18.3 KB
CREDITS -rw-r--r-- 94.9 KB
Kbuild -rw-r--r-- 2.6 KB
Kconfig -rw-r--r-- 252 bytes
MAINTAINERS -rw-r--r-- 328.5 KB
Makefile -rw-r--r-- 53.5 KB
README -rw-r--r-- 18.2 KB
REPORTING-BUGS -rw-r--r-- 7.3 KB

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