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(parent: 31e67c1) | patch
x86/tsx: Implement controls for RTM force-abort mode
authorAndrew Cooper <andrew.cooper3@citrix.com>
Wed, 12 Sep 2018 13:36:00 +0000 (14:36 +0100)
committerAndrew Cooper <andrew.cooper3@citrix.com>
Tue, 12 Mar 2019 17:05:21 +0000 (17:05 +0000)
commit6be613f29b4205349275d24367bd4c82fb2960dd
tree1adced3eacb309f1f13912d2d9ab4b319d6c53f4tree | snapshot
parent31e67c156f3f539b6d64f3ace52439c07cb21341commit | diff
x86/tsx: Implement controls for RTM force-abort mode

The CPUID bit and MSR are deliberately not exposed to guests, because they
won't exist on newer processors.  As vPMU isn't security supported, the
misbehaviour of PCR3 isn't expected to impact production deployments.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
docs/misc/xen-command-line.pandoc diff | blob | history
tools/misc/xen-cpuid.c diff | blob | history
xen/arch/x86/cpu/intel.c diff | blob | history
xen/arch/x86/cpu/vpmu.c diff | blob | history
xen/arch/x86/msr.c diff | blob | history
xen/include/asm-x86/cpufeature.h diff | blob | history
xen/include/asm-x86/msr-index.h diff | blob | history
xen/include/asm-x86/vpmu.h diff | blob | history
xen/include/public/arch-x86/cpufeatureset.h diff | blob | history
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