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Mon, 12 May 2025 12:05:47 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFtlPipdmA9t80Nv2LkR1mbqH3dko2FEpqQTsR9doiH6RXhIy/moaMRTNbHTKi1W7X94nIOag== X-Received: by 2002:a5d:64a8:0:b0:3a0:88b0:b81e with SMTP id ffacd0b85a97d-3a1f6488193mr9882372f8f.36.1747076747514; Mon, 12 May 2025 12:05:47 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 08/16] target/i386: list TCG-supported features for CPUID[80000021h].EAX Date: Mon, 12 May 2025 21:05:16 +0200 Message-ID: <20250512190524.179419-9-pbonzini@redhat.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250512190524.179419-1-pbonzini@redhat.com> References: <20250512190524.179419-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.551, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1747076864188116600 Content-Type: text/plain; charset="utf-8" Signed-off-by: Paolo Bonzini --- target/i386/cpu.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 1ca6307c72e..1656de3dcca 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -922,6 +922,17 @@ void x86_cpu_vendor_words2str(char *dst, uint32_t vend= or1, #define TCG_8000_0008_EBX (CPUID_8000_0008_EBX_XSAVEERPTR | \ CPUID_8000_0008_EBX_WBNOINVD | CPUID_8000_0008_EBX_KERNEL_FEATUR= ES) =20 +#if defined CONFIG_USER_ONLY +#define CPUID_8000_0021_EAX_KERNEL_FEATURES CPUID_8000_0021_EAX_AUTO_IBRS +#else +#define CPUID_8000_0021_EAX_KERNEL_FEATURES 0 +#endif + +#define TCG_8000_0021_EAX_FEATURES ( \ + CPUID_8000_0021_EAX_NO_NESTED_DATA_BP | \ + CPUID_8000_0021_EAX_NULL_SEL_CLR_BASE | \ + CPUID_8000_0021_EAX_KERNEL_FEATURES) + FeatureWordInfo feature_word_info[FEATURE_WORDS] =3D { [FEAT_1_EDX] =3D { .type =3D CPUID_FEATURE_WORD, @@ -1249,7 +1260,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] =3D { "ibpb-brtype", "srso-no", "srso-user-kernel-no", NULL, }, .cpuid =3D { .eax =3D 0x80000021, .reg =3D R_EAX, }, - .tcg_features =3D 0, + .tcg_features =3D TCG_8000_0021_EAX_FEATURES, .unmigratable_flags =3D 0, }, [FEAT_8000_0021_EBX] =3D { --=20 2.49.0