5.15.48-rc1 review

Greg Kroah-Hartman linux-tegra lkml stable 1 version Jun 14, 2022 In review

Get series with b4

b4 am [email protected]

Versions newest first

v1 Latest Jun 14, 202211 patches 11 repliesIn review

Patches in v1 No applies recorded yet

#	Subject and files	Size	Replies
1/11	Documentation: Add documentation for Processor MMIO Stale Data`Documentation/admin-guide/hw-vuln/index.rst` `Documentation/admin-guide/hw-vuln/processor_mmio_stale_data.rst`	+247 -0	0 replies
2/11	x86/speculation/mmio: Enumerate Processor MMIO Stale Data bug`arch/x86/include/asm/cpufeatures.h` `arch/x86/include/asm/msr-index.h` `arch/x86/kernel/cpu/common.c` +2 more	+81 -2	0 replies
3/11	x86/speculation: Add a common function for MD_CLEAR mitigation update`arch/x86/kernel/cpu/bugs.c`	+33 ~~-26~~	0 replies
4/11	x86/speculation/mmio: Add mitigation for Processor MMIO Stale Data`Documentation/admin-guide/kernel-parameters.txt` `arch/x86/include/asm/nospec-branch.h` `arch/x86/kernel/cpu/bugs.c` +1 more	+148 -4	0 replies
5/11	x86/bugs: Group MDS, TAA & Processor MMIO Stale Data mitigations`arch/x86/kernel/cpu/bugs.c`	+16 ~~-10~~	0 replies
6/11	x86/speculation/mmio: Enable CPU Fill buffer clearing on idle`arch/x86/kernel/cpu/bugs.c`	+14 -2	0 replies
7/11	x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data`Documentation/ABI/testing/sysfs-devices-system-cpu` `arch/x86/kernel/cpu/bugs.c` `drivers/base/cpu.c` +1 more	+34 -0	0 replies
8/11	x86/speculation/srbds: Update SRBDS mitigation selection`arch/x86/kernel/cpu/bugs.c`	+5 -3	0 replies
9/11	x86/speculation/mmio: Reuse SRBDS mitigation for SBDS`arch/x86/kernel/cpu/common.c`	+14 -7	0 replies
10/11	KVM: x86/speculation: Disable Fill buffer clear within guests`arch/x86/include/asm/msr-index.h` `arch/x86/kvm/vmx/vmx.c` `arch/x86/kvm/vmx/vmx.h` +2 more	+86 -0	0 replies
11/11	x86/speculation/mmio: Print SMT warning`arch/x86/kernel/cpu/bugs.c`	+11 -0	0 replies

Reviews trailers per patch

None of the 11 patches has a Reviewed-by or Acked-by.

Patch	Florian Fainelli	Fox Chen	Shuah Khan	Bagas Sanjaya	Sudip Mukherjee	Allen Pais	Ron Economos	Linux Kernel Functional Testing	Guenter Roeck	Tyler Hicks	Jon Hunter
Series	T-b	T-b	T-b	T-b	T-b	T-b	T-b	T-b	T-b	T-b	T-b
1/11
2/11
3/11
4/11
5/11
6/11
7/11
8/11
9/11
10/11
11/11

Trailers given in replies are filled; those carried in the patches from earlier versions are outlined with dashes. Scroll the table sideways for all 11 reviewers.

Read the v1 thread

Cover letter [PATCH 5.15 00/11] 5.15.48-rc1 review

This is the start of the stable review cycle for the 5.15.48 release. There are 11 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/v5.x/stable-review/patch-5.15.48-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-5.15.y
and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman <[email protected]>

    Linux 5.15.48-rc1

Josh Poimboeuf <[email protected]>
x86/speculation/mmio: Print SMT warning

Pawan Gupta <[email protected]>
KVM: x86/speculation: Disable Fill buffer clear within guests

Pawan Gupta <[email protected]>
x86/speculation/mmio: Reuse SRBDS mitigation for SBDS

Pawan Gupta <[email protected]>
x86/speculation/srbds: Update SRBDS mitigation selection

Pawan Gupta <[email protected]>
x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data

Pawan Gupta <[email protected]>
x86/speculation/mmio: Enable CPU Fill buffer clearing on idle

Pawan Gupta <[email protected]>
x86/bugs: Group MDS, TAA & Processor MMIO Stale Data mitigations

Pawan Gupta <[email protected]>
x86/speculation/mmio: Add mitigation for Processor MMIO Stale Data

Pawan Gupta <[email protected]>
x86/speculation: Add a common function for MD_CLEAR mitigation update

Pawan Gupta <[email protected]>
x86/speculation/mmio: Enumerate Processor MMIO Stale Data bug

Pawan Gupta <[email protected]>
Documentation: Add documentation for Processor MMIO Stale Data

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

Diffstat:

 Documentation/ABI/testing/sysfs-devices-system-cpu |   1 +
 Documentation/admin-guide/hw-vuln/index.rst        |   1 +
 .../hw-vuln/processor_mmio_stale_data.rst          | 246 +++++++++++++++++++++
 Documentation/admin-guide/kernel-parameters.txt    |  36 +++
 Makefile                                           |   4 +-
 arch/x86/include/asm/cpufeatures.h                 |   1 +
 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/vmx.c                             |  72 ++++++
 arch/x86/kvm/vmx/vmx.h                             |   2 +
 arch/x86/kvm/x86.c                                 |   3 +
 drivers/base/cpu.c                                 |   8 +
 include/linux/cpu.h                                |   3 +
 tools/arch/x86/include/asm/cpufeatures.h           |   1 +
 tools/arch/x86/include/asm/msr-index.h             |  25 +++
 17 files changed, 676 insertions(+), 41 deletions(-)

Read the cover letter in its thread