Message ID | 20200626143738.1525-1-andrew.cooper3@citrix.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [for-4.14] changelog: Add notes about CET and Migration changes | expand |
> -----Original Message----- > From: Andrew Cooper <andrew.cooper3@citrix.com> > Sent: 26 June 2020 15:38 > To: Xen-devel <xen-devel@lists.xenproject.org> > Cc: Andrew Cooper <andrew.cooper3@citrix.com>; George Dunlap <George.Dunlap@eu.citrix.com>; Ian > Jackson <ian.jackson@citrix.com>; Jan Beulich <JBeulich@suse.com>; Konrad Rzeszutek Wilk > <konrad.wilk@oracle.com>; Stefano Stabellini <sstabellini@kernel.org>; Wei Liu <wl@xen.org>; Julien > Grall <julien@xen.org>; Paul Durrant <paul@xen.org> > Subject: [PATCH for-4.14] changelog: Add notes about CET and Migration changes > > Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> Reviewed-by: Paul Durrant <paul@xen.org> Release-acked-by: Paul Durrant <paul@xen.org> > --- > CC: George Dunlap <George.Dunlap@eu.citrix.com> > CC: Ian Jackson <ian.jackson@citrix.com> > CC: Jan Beulich <JBeulich@suse.com> > CC: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> > CC: Stefano Stabellini <sstabellini@kernel.org> > CC: Wei Liu <wl@xen.org> > CC: Julien Grall <julien@xen.org> > CC: Paul Durrant <paul@xen.org> > --- > CHANGELOG.md | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/CHANGELOG.md b/CHANGELOG.md > index 43fd260156..5c3d3c791d 100644 > --- a/CHANGELOG.md > +++ b/CHANGELOG.md > @@ -21,6 +21,15 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/) > - New 'domid_policy', allowing domain-ids to be randomly chosen. > - Option to preserve domain-id across migrate or save+restore. > - Support in kdd for initial KD protocol handshake for Win 7, 8 and 10 (64 bit). > + - Tech preview support for Control-flow Execution Technology, with Xen using > + Supervisor Shadow Stacks for its own protection. > + > +### Changed > + - The CPUID data seen by a guest on boot is now moved in the migration > + stream. A guest migrating between non-identical hardware will now no > + longer observe details such as Family/Model/Stepping, Cache, etc changing. > + An administrator still needs to take care to ensure the features visible to > + the guest at boot are compatible with anywhere it might migrate. > > ## [4.13.0](https://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=RELEASE-4.13.0) - 2019-12-17 > > -- > 2.11.0
On 26.06.2020 16:37, Andrew Cooper wrote: > Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> In case wanted / needed: Acked-by: Jan Beulich <jbeulich@suse.com> Jan
diff --git a/CHANGELOG.md b/CHANGELOG.md index 43fd260156..5c3d3c791d 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -21,6 +21,15 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/) - New 'domid_policy', allowing domain-ids to be randomly chosen. - Option to preserve domain-id across migrate or save+restore. - Support in kdd for initial KD protocol handshake for Win 7, 8 and 10 (64 bit). + - Tech preview support for Control-flow Execution Technology, with Xen using + Supervisor Shadow Stacks for its own protection. + +### Changed + - The CPUID data seen by a guest on boot is now moved in the migration + stream. A guest migrating between non-identical hardware will now no + longer observe details such as Family/Model/Stepping, Cache, etc changing. + An administrator still needs to take care to ensure the features visible to + the guest at boot are compatible with anywhere it might migrate. ## [4.13.0](https://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=RELEASE-4.13.0) - 2019-12-17
Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> --- CC: George Dunlap <George.Dunlap@eu.citrix.com> CC: Ian Jackson <ian.jackson@citrix.com> CC: Jan Beulich <JBeulich@suse.com> CC: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> CC: Stefano Stabellini <sstabellini@kernel.org> CC: Wei Liu <wl@xen.org> CC: Julien Grall <julien@xen.org> CC: Paul Durrant <paul@xen.org> --- CHANGELOG.md | 9 +++++++++ 1 file changed, 9 insertions(+)