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d="scan'208";a="93551029" From: Andrew Cooper To: Xen-devel CC: Andrew Cooper , George Dunlap , Jan Beulich , "Stefano Stabellini" , Wei Liu , Julien Grall , Henry Wang Subject: [PATCH] Changelog: Add details about new features for SPR Date: Fri, 20 Jan 2023 22:00:04 +0000 Message-ID: <20230120220004.7456-1-andrew.cooper3@citrix.com> X-Mailer: git-send-email 2.11.0 MIME-Version: 1.0 Signed-off-by: Andrew Cooper Acked-by: Henry Wang --- CC: George Dunlap CC: Jan Beulich CC: Stefano Stabellini CC: Wei Liu CC: Julien Grall CC: Henry Wang A reminder to everyone, write the changelog as it happens, rather than scrambling to remember 8 months of development just as the release is happening. --- CHANGELOG.md | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/CHANGELOG.md b/CHANGELOG.md index 675413971360..b116163b62c5 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -6,6 +6,14 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/) ## [unstable UNRELEASED](https://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=staging) - TBD +### Added + - On x86, 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 + livelocks, instead of crashing the entire server. + - Bus-lock detection, used by Xen to mitigate (by rate-limiting) the system + wide impact of a guest misusing atomic instructions. + ## [4.17.0](https://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=RELEASE-4.17.0) - 2022-12-12 ### Changed