xen/arch/x86/cpu/amd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
... now that we a link available.
Fixes: 9deaf2d932f0 ("x86/spec-ctrl: Enable Zen2 chickenbit")
Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
---
CC: Jan Beulich <JBeulich@suse.com>
CC: Roger Pau Monné <roger.pau@citrix.com>
CC: Wei Liu <wl@xen.org>
CC: Henry Wang <Henry.Wang@arm.com>
For 4.17(?) Seeing if I can sneak it in as just a documentation change,
seeing as there are others outstanding. If not, it can go into 4.18 and get
backported.
---
xen/arch/x86/cpu/amd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/xen/arch/x86/cpu/amd.c b/xen/arch/x86/cpu/amd.c
index 05d72c6501ee..af46d7119bbe 100644
--- a/xen/arch/x86/cpu/amd.c
+++ b/xen/arch/x86/cpu/amd.c
@@ -827,7 +827,7 @@ void amd_set_ssbd(bool enable)
* On Zen2 we offer this chicken (bit) on the altar of Speculation.
*
* Refer to the AMD Branch Type Confusion whitepaper:
- * https://XXX
+ * https://www.amd.com/system/files/documents/technical-guidance-for-mitigating-branch-type-confusion.pdf
*
* Setting this unnamed bit supposedly causes prediction information on
* non-branch instructions to be ignored. It is to be set unilaterally in
--
2.11.0
On 14.11.2022 22:43, Andrew Cooper wrote: > ... now that we a link available. > > Fixes: 9deaf2d932f0 ("x86/spec-ctrl: Enable Zen2 chickenbit") > Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> Acked-by: Jan Beulich <jbeulich@suse.com>
Hi Andrew, > -----Original Message----- > From: Jan Beulich <jbeulich@suse.com> > Subject: Re: [PATCH for-4.17] x86/spec-ctrl: Fill in whitepaper URL > > On 14.11.2022 22:43, Andrew Cooper wrote: > > ... now that we a link available. > > > > Fixes: 9deaf2d932f0 ("x86/spec-ctrl: Enable Zen2 chickenbit") > > Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> > > Acked-by: Jan Beulich <jbeulich@suse.com> Release-acking this seeing scissors line comment from the original patch "If not, it can go into 4.18 and get backported.". Hopefully this release-ack will offload some maintenance/backport effort for x86 maintainers. Release-acked-by: Henry Wang <Henry.Wang@arm.com> Kind regards, Henry
On 16/11/2022 11:28, Henry Wang wrote: > Hi Andrew, > >> -----Original Message----- >> From: Jan Beulich <jbeulich@suse.com> >> Subject: Re: [PATCH for-4.17] x86/spec-ctrl: Fill in whitepaper URL >> >> On 14.11.2022 22:43, Andrew Cooper wrote: >>> ... now that we a link available. >>> >>> Fixes: 9deaf2d932f0 ("x86/spec-ctrl: Enable Zen2 chickenbit") >>> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> >> Acked-by: Jan Beulich <jbeulich@suse.com> > Release-acking this seeing scissors line comment from the original > patch "If not, it can go into 4.18 and get backported.". Hopefully > this release-ack will offload some maintenance/backport effort for > x86 maintainers. > > Release-acked-by: Henry Wang <Henry.Wang@arm.com> Thanks. ~Andrew
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