alistair23-linux/arch/x86
Peter Zijlstra (Intel) 52f6490940 x86: Add TSX Force Abort CPUID/MSR
Skylake systems will receive a microcode update to address a TSX
errata. This microcode will (by default) clobber PMC3 when TSX
instructions are (speculatively or not) executed.

It also provides an MSR to cause all TSX transaction to abort and
preserve PMC3.

Add the CPUID enumeration and MSR definition.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2019-03-06 09:25:41 +01:00
..
boot x86/boot/compressed/64: Do not corrupt EDX on EFER.LME=1 setting 2019-02-06 18:56:18 +01:00
configs
crypto Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2018-12-27 13:53:32 -08:00
entry x86/entry/64/compat: Fix stack switching for XEN PV 2019-01-18 00:39:33 +01:00
events perf/x86/intel: Generalize dynamic constraint creation 2019-03-06 09:25:40 +01:00
hyperv x86/hyper-v: Add HvFlushGuestAddressList hypercall support 2018-12-21 11:28:39 +01:00
ia32 x86/a.out: Clear the dump structure initially 2019-02-13 12:10:51 +01:00
include x86: Add TSX Force Abort CPUID/MSR 2019-03-06 09:25:41 +01:00
kernel Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-02-10 09:57:42 -08:00
kvm KVM: MMU: record maximum physical address width in kvm_mmu_extended_role 2019-02-22 19:25:10 +01:00
lib x86: explicitly align IO accesses in memcpy_{to,from}io 2019-02-01 09:07:48 -08:00
math-emu Remove 'type' argument from access_ok() function 2019-01-03 18:57:57 -08:00
mm Revert "x86/fault: BUG() when uaccess helpers fault on kernel addresses" 2019-02-25 09:10:51 -08:00
net
oprofile
pci pci-v4.21-changes 2019-01-05 17:57:34 -08:00
platform x86/platform/UV: Use efi_runtime_lock to serialise BIOS calls 2019-02-15 15:19:56 +01:00
power
purgatory
ras
realmode
tools
um Remove 'type' argument from access_ok() function 2019-01-03 18:57:57 -08:00
video
xen xen: fixes for 5.0-rc3 2019-01-19 05:53:41 +12:00
.gitignore
Kbuild
Kconfig x86/resctrl: Avoid confusion over the new X86_RESCTRL config 2019-02-02 10:34:52 +01:00
Kconfig.cpu
Kconfig.debug
Makefile jump_label: move 'asm goto' support test to Kconfig 2019-01-06 09:46:51 +09:00
Makefile.um
Makefile_32.cpu