From d0dc725514fe2d7ce586b8b8d7694291b65404ff Mon Sep 17 00:00:00 2001 From: Andrew Cooper Date: Fri, 5 Jul 2019 10:29:48 +0200 Subject: [PATCH] x86/spec-ctrl: Knights Landing/Mill are retpoline-safe They are both Airmont-based and should have been included in c/s 17f74242ccf "x86/spec-ctrl: Extend repoline safey calcuations for eIBRS and Atom parts". Signed-off-by: Andrew Cooper Acked-by: Jan Beulich master commit: e2105180f99d22aad47ee57113015e11d7397e54 master date: 2019-05-31 19:11:29 +0100 --- xen/arch/x86/spec_ctrl.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/xen/arch/x86/spec_ctrl.c b/xen/arch/x86/spec_ctrl.c index 10fcd77f30..ba1f058f9d 100644 --- a/xen/arch/x86/spec_ctrl.c +++ b/xen/arch/x86/spec_ctrl.c @@ -567,9 +567,11 @@ static bool __init retpoline_safe(uint64_t caps) case 0x4d: /* Avaton / Rangely (Silvermont) */ case 0x4c: /* Cherrytrail / Brasswell */ case 0x4a: /* Merrifield */ + case 0x57: /* Knights Landing */ case 0x5a: /* Moorefield */ case 0x5c: /* Goldmont */ case 0x5f: /* Denverton */ + case 0x85: /* Knights Mill */ return true; default: -- 2.30.2