This is the start of the stable review cycle for the 6.8.1 release.
There are 5 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 Fri Mar 15 04:28:11 PM UTC 2024.
Anything received after that time might be too late.
The whole patch series can be found in one patch at:
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/patch/?id=linux-6.8.y&id2=v6.8
or in the git tree and branch at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.8.y
and the diffstat can be found below.
Thanks,
Sasha
-------------
Pseudo-Shortlog of commits:
Pawan Gupta (4):
x86/mmio: Disable KVM mitigation when X86_FEATURE_CLEAR_CPU_BUF is set
Documentation/hw-vuln: Add documentation for RFDS
x86/rfds: Mitigate Register File Data Sampling (RFDS)
KVM/x86: Export RFDS_NO and RFDS_CLEAR to guests
Sasha Levin (1):
Linux 6.8.1-rc1
.../ABI/testing/sysfs-devices-system-cpu | 1 +
Documentation/admin-guide/hw-vuln/index.rst | 1 +
.../hw-vuln/reg-file-data-sampling.rst | 104 ++++++++++++++++++
.../admin-guide/kernel-parameters.txt | 21 ++++
Makefile | 4 +-
arch/x86/Kconfig | 11 ++
arch/x86/include/asm/cpufeatures.h | 1 +
arch/x86/include/asm/msr-index.h | 8 ++
arch/x86/kernel/cpu/bugs.c | 92 +++++++++++++++-
arch/x86/kernel/cpu/common.c | 38 ++++++-
arch/x86/kvm/x86.c | 5 +-
drivers/base/cpu.c | 3 +
include/linux/cpu.h | 2 +
13 files changed, 280 insertions(+), 11 deletions(-)
create mode 100644 Documentation/admin-guide/hw-vuln/reg-file-data-sampling.rst
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2.43.0
