[xen master] x86/spec-ctrl: Fill in whitepaper URL

[patchbot@xxxxxxx]

commit 764146ed8a7a44034c3efe658333993ca250d69a
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Mon Nov 14 21:41:08 2022 +0000
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Wed Nov 16 12:54:08 2022 +0000

    x86/spec-ctrl: Fill in whitepaper URL
    
    ... now that we a link available.
    
    Fixes: 9deaf2d932f0 ("x86/spec-ctrl: Enable Zen2 chickenbit")
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
    Release-acked-by: Henry Wang <Henry.Wang@xxxxxxx>
---
 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 070060d90b..1ddb55cbe5 100644
--- a/xen/arch/x86/cpu/amd.c
+++ b/xen/arch/x86/cpu/amd.c
@@ -828,7 +828,7 @@ void amd_set_legacy_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
--
generated by git-patchbot for /home/xen/git/xen.git#master