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Paolo Bonzini e24dea2afc KVM: MTRR: treat memory as writeback if MTRR is disabled in guest CPUID 
Virtual machines can be run with CPUID such that there are no MTRRs.
In that case, the firmware will never enable MTRRs and it is obviously
undesirable to run the guest entirely with UC memory.  Check out guest
CPUID, and use WB memory if MTRR do not exist.

Cc: qemu-stable@nongnu.org
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=107561
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2015-12-22 15:29:00 +01:00
..
alpha mm: mlock: add mlock flags to enable VM_LOCKONFAULT usage 2015-11-05 19:34:48 -08:00
arc ARC: dw2 unwind: Remove falllback linear search thru FDE entries 2015-11-23 21:36:49 +05:30
arm KVM/ARM fixes for v4.4-rc4 2015-12-04 10:17:20 -08:00
arm64 KVM/ARM fixes for v4.4-rc4 2015-12-04 10:17:20 -08:00
avr32 dmaengine updates for 4.4-rc1 2015-11-10 10:05:17 -08:00
blackfin treewide: Remove old email address 2015-11-23 09:44:58 +01:00
c6x irqdomain: Use irq_domain_get_of_node() instead of direct field access 2015-10-13 19:01:23 +02:00
cris cris: Drop reference to get_cmos_time() 2015-11-02 20:03:05 +01:00
frv kmap_atomic_to_page() has no users, remove it 2015-11-09 15:11:24 -08:00
h8300 h8300 update for v4.4 2015-11-12 15:26:39 -08:00
hexagon Linux 4.3-rc4 2015-10-06 17:10:28 +02:00
ia64 Power management and ACPI updates for v4.4-rc1 2015-11-04 18:10:13 -08:00
m32r Linux 4.3-rc4 2015-10-06 17:10:28 +02:00
m68k m68k: Wire up mlock2 2015-11-22 11:35:26 +01:00
metag Metag architecture changes for v4.4 2015-11-10 16:24:25 -08:00
microblaze kmap_atomic_to_page() has no users, remove it 2015-11-09 15:11:24 -08:00
mips Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus 2015-11-29 17:24:35 -08:00
mn10300 mn10300: Select CONFIG_HAVE_UID16 to fix build failure 2015-11-30 07:01:40 -08:00
nios2 nios2: fix cache coherency 2015-11-26 22:25:58 +08:00
openrisc dma-mapping: consolidate dma_set_mask 2015-09-10 13:29:01 -07:00
parisc Merge branch 'parisc-4.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux 2015-11-22 12:50:58 -08:00
powerpc KVM: PPC: Book3S HV: Prohibit setting illegal transaction state in MSR 2015-12-10 11:34:27 +11:00
s390 KVM/ARM Fixes for v4.4-rc3. 2015-11-24 19:34:40 +01:00
score Merge branch 'strscpy' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile 2015-10-04 16:31:13 +01:00
sh treewide: Remove old email address 2015-11-23 09:44:58 +01:00
sparc treewide: Remove old email address 2015-11-23 09:44:58 +01:00
tile treewide: Remove old email address 2015-11-23 09:44:58 +01:00
um um: fix returns without va_end 2015-12-08 22:26:00 +01:00
unicore32 pwm: Changes for v4.4-rc1 2015-11-11 09:16:10 -08:00
x86 KVM: MTRR: treat memory as writeback if MTRR is disabled in guest CPUID 2015-12-22 15:29:00 +01:00
xtensa Merge branch 'for-4.4/io-poll' of git://git.kernel.dk/linux-block 2015-11-10 17:23:49 -08:00
.gitignore
Kconfig kexec: split kexec_load syscall from kexec core code 2015-09-10 13:29:01 -07:00