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d="scan'208";a="119022402" From: Andrew Cooper To: Xen-devel CC: Andrew Cooper , Jan Beulich , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Wei Liu Subject: [PATCH] x86/spec-ctrl: Add SRSO whitepaper URL Date: Wed, 9 Aug 2023 16:08:54 +0100 Message-ID: <20230809150854.66849-1-andrew.cooper3@citrix.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @citrix.com) X-ZM-MESSAGEID: 1691593780347100001 ... now that it exists in public. Signed-off-by: Andrew Cooper Reviewed-by: Jan Beulich --- CC: Jan Beulich CC: Roger Pau Monn=C3=A9 CC: Wei Liu I did try to get this URL ahead of finalising the XSA-434 patches, but alas= ... --- xen/arch/x86/spec_ctrl.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/xen/arch/x86/spec_ctrl.c b/xen/arch/x86/spec_ctrl.c index ebe56a96cdca..bafc41a2f6c4 100644 --- a/xen/arch/x86/spec_ctrl.c +++ b/xen/arch/x86/spec_ctrl.c @@ -898,6 +898,9 @@ static bool __init should_use_eager_fpu(void) } } =20 +/* + * https://www.amd.com/content/dam/amd/en/documents/corporate/cr/speculati= ve-return-stack-overflow-whitepaper.pdf + */ static void __init srso_calculations(bool hw_smt_enabled) { if ( !(boot_cpu_data.x86_vendor & base-commit: 236fc9fdf97f4e7c64824ab793e8dca30dd54ffb --=20 2.30.2