This is the start of the stable review cycle for the 4.9.319 release.
There are 20 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 Thu, 16 Jun 2022 18:37:02 +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-4.9.319-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-4.9.y
and the diffstat can be found below.

thanks,

greg k-h

-------------
Pseudo-Shortlog of commits:

Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    Linux 4.9.319-rc1

Josh Poimboeuf <jpoimboe@kernel.org>
    x86/speculation/mmio: Print SMT warning

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    KVM: x86/speculation: Disable Fill buffer clear within guests

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    x86/speculation/mmio: Reuse SRBDS mitigation for SBDS

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    x86/speculation/srbds: Update SRBDS mitigation selection

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    x86/speculation/mmio: Enable CPU Fill buffer clearing on idle

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    x86/bugs: Group MDS, TAA & Processor MMIO Stale Data mitigations

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    x86/speculation/mmio: Add mitigation for Processor MMIO Stale Data

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    x86/speculation: Add a common function for MD_CLEAR mitigation update

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    x86/speculation/mmio: Enumerate Processor MMIO Stale Data bug

Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
    Documentation: Add documentation for Processor MMIO Stale Data

Gayatri Kammela <gayatri.kammela@intel.com>
    x86/cpu: Add another Alder Lake CPU to the Intel family

Tony Luck <tony.luck@intel.com>
    x86/cpu: Add Lakefield, Alder Lake and Rocket Lake models to the to Intel CPU family

Kan Liang <kan.liang@linux.intel.com>
    x86/cpu: Add Comet Lake to the Intel CPU models header

Kan Liang <kan.liang@linux.intel.com>
    x86/CPU: Add more Icelake model numbers

Rajneesh Bhardwaj <rajneesh.bhardwaj@linux.intel.com>
    x86/CPU: Add Icelake model number

Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
    x86/cpu: Add Cannonlake to Intel family

Zhang Rui <rui.zhang@intel.com>
    x86/cpu: Add Jasper Lake to Intel family

Guenter Roeck <linux@roeck-us.net>
    cpu/speculation: Add prototype for cpu_show_srbds()

Gayatri Kammela <gayatri.kammela@intel.com>
    x86/cpu: Add Elkhart Lake to Intel family


-------------

Diffstat:

 Documentation/ABI/testing/sysfs-devices-system-cpu |   1 +
 Documentation/hw-vuln/index.rst                    |   1 +
 .../hw-vuln/processor_mmio_stale_data.rst          | 246 +++++++++++++++++++++
 Documentation/kernel-parameters.txt                |  36 +++
 Makefile                                           |   4 +-
 arch/x86/include/asm/cpufeatures.h                 |   1 +
 arch/x86/include/asm/intel-family.h                |  25 +++
 arch/x86/include/asm/msr-index.h                   |  25 +++
 arch/x86/include/asm/nospec-branch.h               |   2 +
 arch/x86/kernel/cpu/bugs.c                         | 235 +++++++++++++++++---
 arch/x86/kernel/cpu/common.c                       |  52 ++++-
 arch/x86/kvm/vmx.c                                 |  77 ++++++-
 arch/x86/kvm/x86.c                                 |   4 +
 drivers/base/cpu.c                                 |   8 +
 include/linux/cpu.h                                |   4 +
 15 files changed, 679 insertions(+), 42 deletions(-)

Hi!

> This is the start of the stable review cycle for the 4.9.319 release.
> There are 20 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.

CIP testing did not find any problems here:

https://gitlab.com/cip-project/cip-testing/linux-stable-rc-ci/-/tree/linux-4.9.y

Tested-by: Pavel Machek (CIP) <pavel@denx.de>

Best regards,
                                                                Pavel
-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

On 14/06/2022 19:39, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 4.9.319 release.
> There are 20 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 Thu, 16 Jun 2022 18:37:02 +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-4.9.319-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-4.9.y
> and the diffstat can be found below.
> 
> thanks,
> 
> greg k-h

All tests passing for Tegra ...

Test results for stable-v4.9:
     8 builds:	8 pass, 0 fail
     16 boots:	16 pass, 0 fail
     32 tests:	32 pass, 0 fail

Linux version:	4.9.319-rc1-g2b5bd1d9ab58
Boards tested:	tegra124-jetson-tk1, tegra20-ventana,
                 tegra210-p2371-2180, tegra30-cardhu-a04

Tested-by: Jon Hunter <jonathanh@nvidia.com>

Jon

-- 
nvpublic

On Tue, Jun 14, 2022 at 08:39:43PM +0200, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 4.9.319 release.
> There are 20 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 Thu, 16 Jun 2022 18:37:02 +0000.
> Anything received after that time might be too late.
> 

Build results:
	total: 164 pass: 164 fail: 0
Qemu test results:
	total: 397 pass: 397 fail: 0

Tested-by: Guenter Roeck <linux@roeck-us.net>

Guenter

On Wed, 15 Jun 2022 at 00:11, Greg Kroah-Hartman
<gregkh@linuxfoundation.org> wrote:
>
> This is the start of the stable review cycle for the 4.9.319 release.
> There are 20 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 Thu, 16 Jun 2022 18:37:02 +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-4.9.319-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-4.9.y
> and the diffstat can be found below.
>
> thanks,
>
> greg k-h

Results from Linaro’s test farm.
No regressions on arm64, arm, x86_64, and i386.

Tested-by: Linux Kernel Functional Testing <lkft@linaro.org>

## Build
* kernel: 4.9.319-rc1
* git: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc
* git branch: linux-4.9.y
* git commit: 2b5bd1d9ab58138d38f9f2fcbf7d484e3c85d6cd
* git describe: v4.9.318-21-g2b5bd1d9ab58
* test details:
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-4.9.y/build/v4.9.318-21-g2b5bd1d9ab58

## Test Regressions (compared to v4.9.317-168-gbb08155cd099)
No test regressions found.

## Metric Regressions (compared to v4.9.317-168-gbb08155cd099)
No metric regressions found.

## Test Fixes (compared to v4.9.317-168-gbb08155cd099)
No test fixes found.

## Metric Fixes (compared to v4.9.317-168-gbb08155cd099)
No metric fixes found.

## Test result summary
total: 95256, pass: 83420, fail: 191, skip: 10403, xfail: 1242

## Build Summary
* arc: 10 total, 10 passed, 0 failed
* arm: 261 total, 255 passed, 6 failed
* arm64: 50 total, 39 passed, 11 failed
* i386: 27 total, 23 passed, 4 failed
* mips: 22 total, 22 passed, 0 failed
* parisc: 12 total, 0 passed, 12 failed
* powerpc: 36 total, 16 passed, 20 failed
* s390: 12 total, 9 passed, 3 failed
* sh: 24 total, 24 passed, 0 failed
* sparc: 12 total, 12 passed, 0 failed
* x86_64: 46 total, 44 passed, 2 failed

## Test suites summary
* fwts
* igt-gpu-tools
* kunit
* kvm-unit-tests
* libhugetlbfs
* log-parser-boot
* log-parser-test
* ltp-cap_bounds
* ltp-cap_bounds-tests
* ltp-commands
* ltp-commands-tests
* ltp-containers
* ltp-containers-tests
* ltp-controllers-tests
* ltp-cpuhotplug-tests
* ltp-crypto
* ltp-crypto-tests
* ltp-cve-tests
* ltp-dio-tests
* ltp-fcntl-locktests
* ltp-fcntl-locktests-tests
* ltp-filecaps
* ltp-filecaps-tests
* ltp-fs
* ltp-fs-tests
* ltp-fs_bind
* ltp-fs_bind-tests
* ltp-fs_perms_simple
* ltp-fs_perms_simple-tests
* ltp-fsx
* ltp-fsx-tests
* ltp-hugetlb
* ltp-hugetlb-tests
* ltp-io
* ltp-io-tests
* ltp-ipc
* ltp-ipc-tests
* ltp-math-tests
* ltp-mm-tests
* ltp-nptl
* ltp-nptl-tests
* ltp-open-posix-tests
* ltp-pty
* ltp-pty-tests
* ltp-sched
* ltp-sched-tests
* ltp-securebits
* ltp-securebits-tests
* ltp-smoke
* ltp-syscalls-tests
* ltp-tracing-tests
* network-basic-tests
* packetdrill
* rcutorture
* ssuite
* v4l2-compliance
* vdso

--
Linaro LKFT
https://lkft.linaro.org

On 6/14/22 12:39 PM, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 4.9.319 release.
> There are 20 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 Thu, 16 Jun 2022 18:37:02 +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-4.9.319-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-4.9.y
> and the diffstat can be found below.
> 
> thanks,
> 
> greg k-h
> 

Compiled and booted on my test system. No dmesg regressions.

Tested-by: Shuah Khan <skhan@linuxfoundation.org>

thanks,
-- Shuah

On 6/14/22 11:39, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 4.9.319 release.
> There are 20 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 Thu, 16 Jun 2022 18:37:02 +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-4.9.319-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-4.9.y
> and the diffstat can be found below.
> 
> thanks,
> 
> greg k-h

On ARCH_BRCMSTB using 32-bit and 64-bit ARM kernels:

Tested-by: Florian Fainelli <f.fainelli@gmail.com>
-- 
Florian