From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eduardo Habkost Subject: [PULL 4/4] i386: Add "stibp" flag name Date: Tue, 11 Dec 2018 18:53:46 -0200 Message-ID: <20181211205346.11118-5-ehabkost@redhat.com> References: <20181211205346.11118-1-ehabkost@redhat.com> Cc: Eduardo Habkost , kvm@vger.kernel.org, "Michael S. Tsirkin" , Marcelo Tosatti , Paolo Bonzini , Richard Henderson To: Peter Maydell , qemu-devel@nongnu.org Return-path: In-Reply-To: <20181211205346.11118-1-ehabkost@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+gceq-qemu-devel2=m.gmane.org@nongnu.org Sender: "Qemu-devel" List-Id: kvm.vger.kernel.org The STIBP flag may be supported by the host KVM module, so QEMU can allow it to be configured manually, and it can be exposed to guests when using "-cpu host". No additional migration code is required because the whole contents of spec_ctrl is already migrated in the "cpu/spec_ctrl" section. Corresponding KVM patch was submitted at: https://lore.kernel.org/lkml/20181205191956.31480-1-ehabkost@redhat.com/ Signed-off-by: Eduardo Habkost Message-Id: <20181210180250.31299-1-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost --- target/i386/cpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 86a934d450..12f559b6af 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -1042,7 +1042,7 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = { NULL, NULL, NULL, NULL, NULL, NULL, "pconfig", NULL, NULL, NULL, NULL, NULL, - NULL, NULL, "spec-ctrl", NULL, + NULL, NULL, "spec-ctrl", "stibp", NULL, "arch-capabilities", NULL, "ssbd", }, .cpuid = { -- 2.18.0.rc1.1.g3f1ff2140