[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [xen master] CHANGELOG: More 4.18 content
commit bf51f85f20114ca73b95056d5e808a4845f094ee Author: Andrew Cooper <andrew.cooper3@xxxxxxxxxx> AuthorDate: Tue Oct 31 13:19:53 2023 +0000 Commit: Andrew Cooper <andrew.cooper3@xxxxxxxxxx> CommitDate: Tue Oct 31 15:48:07 2023 +0000 CHANGELOG: More 4.18 content Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx> Acked-by: Henry Wang <Henry.Wang@xxxxxxx> Release-acked-by: Henry Wang <Henry.Wang@xxxxxxx> --- CHANGELOG.md | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/CHANGELOG.md b/CHANGELOG.md index edc0d69898..a827054cf2 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -18,10 +18,17 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/) ### Added - On x86: + - On all Intel systems, MSR_ARCH_CAPS is now visible in guests, and + controllable from the VM's config file. For CPUs from ~2019 onwards, + this allows guest kernels to see details about hardware fixes for + speculative mitigations. (Backported as XSA-435 to older releases). - xl/libxl can customize SMBIOS strings for HVM guests. - Support for enforcing system-wide operation in Data Operand Independent Timing Mode. - Add Intel Hardware P-States (HWP) cpufreq driver. + - Support for features new in AMD Genoa CPUs: + - CPUID_USER_DIS (CPUID Faulting) used by Xen to control PV guest's view + of CPUID data. - Support for features new in Intel Sapphire Rapids CPUs: - PKS (Protection Key Supervisor) available to HVM/PVH guests. - VM-Notify used by Xen to mitigate certain micro-architectural pipeline -- generated by git-patchbot for /home/xen/git/xen.git#master
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