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Date: Mon, 21 Nov 2022 13:43:22 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: stable@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
patches@...ts.linux.dev, linux-kernel@...r.kernel.org,
torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
linux@...ck-us.net, shuah@...nel.org, patches@...nelci.org,
lkft-triage@...ts.linaro.org, pavel@...x.de, jonathanh@...dia.com,
f.fainelli@...il.com, sudipm.mukherjee@...il.com,
srw@...dewatkins.net, rwarsow@....de
Subject: [PATCH 4.19 00/34] 4.19.266-rc1 review
This is the start of the stable review cycle for the 4.19.266 release.
There are 34 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.
Responses should be made by Wed, 23 Nov 2022 12:41:40 +0000.
Anything received after that time might be too late.
The whole patch series can be found in one patch at:
https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.19.266-rc1.gz
or in the git tree and branch at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.19.y
and the diffstat can be found below.
thanks,
greg k-h
-------------
Pseudo-Shortlog of commits:
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Linux 4.19.266-rc1
Daniel Sneddon <daniel.sneddon@...ux.intel.com>
x86/speculation: Add RSB VM Exit protections
Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>
x86/bugs: Warn when "ibrs" mitigation is selected on Enhanced IBRS parts
Nathan Chancellor <nathan@...nel.org>
x86/speculation: Use DECLARE_PER_CPU for x86_spec_ctrl_current
Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>
x86/speculation: Disable RRSBA behavior
Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>
x86/bugs: Add Cannon lake to RETBleed affected CPU list
Andrew Cooper <andrew.cooper3@...rix.com>
x86/cpu/amd: Enumerate BTC_NO
Peter Zijlstra <peterz@...radead.org>
x86/common: Stamp out the stepping madness
Josh Poimboeuf <jpoimboe@...nel.org>
x86/speculation: Fill RSB on vmexit for IBRS
Josh Poimboeuf <jpoimboe@...nel.org>
KVM: VMX: Fix IBRS handling after vmexit
Josh Poimboeuf <jpoimboe@...nel.org>
KVM: VMX: Prevent guest RSB poisoning attacks with eIBRS
Josh Poimboeuf <jpoimboe@...nel.org>
x86/speculation: Remove x86_spec_ctrl_mask
Josh Poimboeuf <jpoimboe@...nel.org>
x86/speculation: Use cached host SPEC_CTRL value for guest entry/exit
Josh Poimboeuf <jpoimboe@...nel.org>
x86/speculation: Fix SPEC_CTRL write on SMT state change
Josh Poimboeuf <jpoimboe@...nel.org>
x86/speculation: Fix firmware entry SPEC_CTRL handling
Josh Poimboeuf <jpoimboe@...nel.org>
x86/speculation: Fix RSB filling with CONFIG_RETPOLINE=n
Peter Zijlstra <peterz@...radead.org>
x86/speculation: Change FILL_RETURN_BUFFER to work with objtool
Peter Zijlstra <peterz@...radead.org>
intel_idle: Disable IBRS during long idle
Peter Zijlstra <peterz@...radead.org>
x86/bugs: Report Intel retbleed vulnerability
Peter Zijlstra <peterz@...radead.org>
x86/bugs: Split spectre_v2_select_mitigation() and spectre_v2_user_select_mitigation()
Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>
x86/speculation: Add spectre_v2=ibrs option to support Kernel IBRS
Peter Zijlstra <peterz@...radead.org>
x86/bugs: Optimize SPEC_CTRL MSR writes
Peter Zijlstra <peterz@...radead.org>
x86/entry: Add kernel IBRS implementation
Peter Zijlstra <peterz@...radead.org>
x86/entry: Remove skip_r11rcx
Peter Zijlstra <peterz@...radead.org>
x86/bugs: Keep a per-CPU IA32_SPEC_CTRL value
Alexandre Chartre <alexandre.chartre@...cle.com>
x86/bugs: Add AMD retbleed= boot parameter
Alexandre Chartre <alexandre.chartre@...cle.com>
x86/bugs: Report AMD retbleed vulnerability
Peter Zijlstra <peterz@...radead.org>
x86/cpufeatures: Move RETPOLINE flags to word 11
Mark Gross <mgross@...ux.intel.com>
x86/cpu: Add a steppings field to struct x86_cpu_id
Thomas Gleixner <tglx@...utronix.de>
x86/cpu: Add consistent CPU match macros
Thomas Gleixner <tglx@...utronix.de>
x86/devicetable: Move x86 specific macro out of generic code
Ingo Molnar <mingo@...nel.org>
x86/cpufeature: Fix various quality problems in the <asm/cpu_device_hd.h> header
Kan Liang <kan.liang@...ux.intel.com>
x86/cpufeature: Add facility to check for min microcode revisions
Suleiman Souhlal <suleiman@...gle.com>
Revert "x86/cpu: Add a steppings field to struct x86_cpu_id"
Suleiman Souhlal <suleiman@...gle.com>
Revert "x86/speculation: Add RSB VM Exit protections"
-------------
Diffstat:
Documentation/admin-guide/kernel-parameters.txt | 13 +
Makefile | 4 +-
arch/x86/entry/calling.h | 68 ++++-
arch/x86/entry/entry_32.S | 2 -
arch/x86/entry/entry_64.S | 34 ++-
arch/x86/entry/entry_64_compat.S | 11 +-
arch/x86/include/asm/cpu_device_id.h | 168 ++++++++++-
arch/x86/include/asm/cpufeatures.h | 18 +-
arch/x86/include/asm/intel-family.h | 6 +
arch/x86/include/asm/msr-index.h | 10 +
arch/x86/include/asm/nospec-branch.h | 53 ++--
arch/x86/kernel/cpu/amd.c | 21 +-
arch/x86/kernel/cpu/bugs.c | 368 +++++++++++++++++++-----
arch/x86/kernel/cpu/common.c | 60 ++--
arch/x86/kernel/cpu/match.c | 44 ++-
arch/x86/kernel/cpu/scattered.c | 1 +
arch/x86/kernel/process.c | 2 +-
arch/x86/kvm/svm.c | 1 +
arch/x86/kvm/vmx.c | 53 +++-
arch/x86/kvm/x86.c | 4 +-
drivers/base/cpu.c | 8 +
drivers/cpufreq/acpi-cpufreq.c | 1 +
drivers/cpufreq/amd_freq_sensitivity.c | 1 +
drivers/idle/intel_idle.c | 43 ++-
include/linux/cpu.h | 2 +
include/linux/kvm_host.h | 2 +-
include/linux/mod_devicetable.h | 4 +-
tools/arch/x86/include/asm/cpufeatures.h | 1 +
28 files changed, 815 insertions(+), 188 deletions(-)
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