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a="53660755" X-IronPort-AV: E=Sophos;i="6.16,300,1744095600"; d="scan'208";a="53660755" X-CSE-ConnectionGUID: QTBx8lOQR2Wp8K0otRotCg== X-CSE-MsgGUID: Ua1o670WR3+AFtF591sB3Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,300,1744095600"; d="scan'208";a="155509418" From: Xiaoyao Li To: Paolo Bonzini Cc: Marcelo Tosatti , qemu-devel@nongnu.org, =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , Zhenzhong Duan , Xiaoyao Li Subject: [PATCH] i386/tdx: Use .has_gpa field to check if the gpa is valid Date: Thu, 10 Jul 2025 22:15:12 +0800 Message-ID: <20250710141512.170302-1-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.43.0 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=192.198.163.18; envelope-from=xiaoyao.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -33 X-Spam_score: -3.4 X-Spam_bar: --- X-Spam_report: (-3.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HK_RANDOM_ENVFROM=0.001, HK_RANDOM_FROM=0.999, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_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 @intel.com) X-ZM-MESSAGEID: 1752157747303116600 Content-Type: text/plain; charset="utf-8" There is actually the .has_gpa field when translating the QAPI data type GuestPanicInformationTdx to C structure. Stop using the magic number -1 as the indicator for no valid gpa. Instead just use .has_gpa field. Signed-off-by: Xiaoyao Li Reviewed-by: Daniel P. Berrang=C3=A9 Reviewed-by: Zhenzhong Duan --- system/runstate.c | 2 +- target/i386/kvm/tdx.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/system/runstate.c b/system/runstate.c index 38900c935a35..87cdcab4f388 100644 --- a/system/runstate.c +++ b/system/runstate.c @@ -690,7 +690,7 @@ void qemu_system_guest_panicked(GuestPanicInformation *= info) " error code: 0x%" PRIx32 " error message:\"%s\"= \n", info->u.tdx.error_code, message); g_free(message); - if (info->u.tdx.gpa !=3D -1ull) { + if (info->u.tdx.has_gpa) { qemu_log_mask(LOG_GUEST_ERROR, "Additional error informati= on " "can be found at gpa page: 0x%" PRIx64 "\n", info->u.tdx.gpa); diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index 370a9b6e656c..14704eb523c5 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -1298,7 +1298,7 @@ int tdx_handle_report_fatal_error(X86CPU *cpu, struct= kvm_run *run) uint64_t reg_mask =3D run->system_event.data[R_ECX]; char *message =3D NULL; uint64_t *tmp; - uint64_t gpa =3D -1ull; + uint64_t gpa =3D 0; bool has_gpa =3D false; =20 if (error_code & 0xffff) { --=20 2.43.0