Peter Zijlstra (Intel) 3596b45859 x86: Add TSX Force Abort CPUID/MSR ...

commit 52f64909409c17adf54fcf5f9751e0544ca3a6b4 upstream

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2019-03-13 14:05:02 -07:00

..

alpha

alpha: Fix Eiger NR_IRQS to 128

2019-02-20 10:18:32 +01:00

arc

ARC: fix __ffs return value to avoid build warnings

2019-03-05 17:57:05 +01:00

arm

ARM: dts: exynos: Do not ignore real-world fuse values for thermal zone 0 on Exynos5420

2019-03-13 14:05:02 -07:00

arm64

arm64: dts: add msm8996 compatible to gicv3

2019-03-13 14:04:59 -07:00

avr32

Merge branch 'akpm' (patches from Andrew)

2016-10-07 21:38:00 -07:00

blackfin

pinctrl: adi2: Fix Kconfig build problem

2017-12-20 10:07:32 +01:00

c6x

c6x/ptrace: Remove useless PTRACE_SETREGSET implementation

2017-03-31 10:31:46 +02:00

cris

cris: Only build flash rescue image if CONFIG_ETRAX_AXISFLASHMAP is selected

2017-01-12 11:39:24 +01:00

frv

futex: Remove duplicated code and fix undefined behaviour

2018-05-19 10:27:00 +02:00

h8300

h8300/ptrace: Fix incorrect register transfer count

2017-03-31 10:31:46 +02:00

hexagon

hexagon: modify ffs() and fls() to return int

2018-10-10 08:53:21 +02:00

ia64

kbuild: Consolidate header generation from ASM offset information

2018-11-23 08:20:34 +01:00

m32r

mm: replace access_process_vm() write parameter with gup_flags

2016-10-19 08:31:25 -07:00

m68k

m68k: fix "bad page state" oops on ColdFire boot

2018-08-24 13:12:34 +02:00

metag

metag/uaccess: Check access_ok in strncpy_from_user

2017-05-25 15:44:46 +02:00

microblaze

microblaze: Fix simpleImage format generation

2018-08-03 07:55:25 +02:00

mips

MIPS: Remove function size check in get_frame_info()

2019-03-13 14:05:01 -07:00

mn10300

mn10300/misalignment: Use SIGSEGV SEGV_MAPERR to report a failed user copy

2018-02-17 13:21:20 +01:00

nios2

nios2: reserve boot memory for device tree

2017-04-12 12:41:14 +02:00

openrisc

kthread: fix boot hang (regression) on MIPS/OpenRISC

2018-09-19 22:47:11 +02:00

parisc

parisc: Fix ptrace syscall number modification

2019-02-27 10:07:01 +01:00

powerpc

powerpc: Always initialize input array when calling epapr_hypercall()

2019-03-05 17:57:06 +01:00

s390

s390/smp: Fix calling smp_call_ipl_cpu() from ipl CPU

2019-01-31 08:12:36 +01:00

score

Merge branch 'gup_flag-cleanups'

2016-10-19 08:39:47 -07:00

sh

sh: fix debug trap failure to process signals before return to user

2018-05-30 07:50:39 +02:00

sparc

sparc64: Make proc_id signed.

2018-11-13 11:16:47 -08:00

tile

futex: Remove duplicated code and fix undefined behaviour

2018-05-19 10:27:00 +02:00

um

um: Avoid marking pages with "changed protection"

2019-02-12 19:44:58 +01:00

unicore32

unicore32: use simpler API for random address requests

2016-10-11 15:06:32 -07:00

x86

x86: Add TSX Force Abort CPUID/MSR

2019-03-13 14:05:02 -07:00

xtensa

xtensa: SMP: limit number of possible CPUs by NR_CPUS

2019-03-13 14:04:56 -07:00

.gitignore

…

Kconfig

cpu/hotplug: Provide knobs to control SMT

2018-08-15 18:14:46 +02:00