From nobody Tue Feb 10 11:15:45 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1763799008188509.25619350597185; Sat, 22 Nov 2025 00:10:08 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vMcsJ-00073o-3o; Fri, 21 Nov 2025 20:57:20 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vMbk6-0008BF-5j; Fri, 21 Nov 2025 19:44:46 -0500 Received: from isrv.corpit.ru ([212.248.84.144]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vMbi3-0007B2-LJ; Fri, 21 Nov 2025 19:44:41 -0500 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id 4E26916CA53; Fri, 21 Nov 2025 21:44:23 +0300 (MSK) Received: from think4mjt.tls.msk.ru (mjtthink.wg.tls.msk.ru [192.168.177.146]) by tsrv.corpit.ru (Postfix) with ESMTP id 0D323321C8F; Fri, 21 Nov 2025 21:44:32 +0300 (MSK) From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, Paolo Bonzini , Michael Tokarev Subject: [Stable-10.0.7 24/81] target/i386: clear CPU_INTERRUPT_SIPI for all accelerators Date: Fri, 21 Nov 2025 21:43:23 +0300 Message-ID: <20251121184424.1137669-24-mjt@tls.msk.ru> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: 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=212.248.84.144; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru 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-ZM-MESSAGEID: 1763799010898018900 Content-Type: text/plain; charset="utf-8" From: Paolo Bonzini Similar to what commit df32e5c5 did for TCG; fixes boot with multiple processors on WHPX and probably more accelerators Fixes: df32e5c568c ("i386/cpu: Prevent delivering SIPI during SMM in TCG mo= de", 2025-10-14) Fixes: 1e8a7c403a7 ("i386/cpu: Prevent delivering SIPI during SMM in TCG mo= de", in 10.0.x) Resolves: https://gitlab.com/qemu-project/qemu/-/issues/3178 Cc: qemu-stable@nongnu.org Signed-off-by: Paolo Bonzini (cherry picked from commit d5e1d2dea11b803ba9121fc12d3c1662b79ad941) (Mjt: context fix due to missing v10.1.0-119-g87511341c30d "add cpu_test_interrupt()/cpu_set_interrupt() helpers and use them tree wi= de") Signed-off-by: Michael Tokarev diff --git a/target/i386/hvf/x86hvf.c b/target/i386/hvf/x86hvf.c index 531a340b37..caebd64da1 100644 --- a/target/i386/hvf/x86hvf.c +++ b/target/i386/hvf/x86hvf.c @@ -447,6 +447,7 @@ int hvf_process_events(CPUState *cs) cs->halted =3D 0; } if (cs->interrupt_request & CPU_INTERRUPT_SIPI) { + cpu_reset_interrupt(cs, CPU_INTERRUPT_SIPI); cpu_synchronize_state(cs); do_cpu_sipi(cpu); } diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index f251286eb3..e77fb752c2 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -5637,6 +5637,7 @@ int kvm_arch_process_async_events(CPUState *cs) cs->halted =3D 0; } if (cs->interrupt_request & CPU_INTERRUPT_SIPI) { + cpu_reset_interrupt(cs, CPU_INTERRUPT_SIPI); kvm_cpu_synchronize_state(cs); do_cpu_sipi(cpu); } diff --git a/target/i386/nvmm/nvmm-all.c b/target/i386/nvmm/nvmm-all.c index 04e5f7e637..396c59661d 100644 --- a/target/i386/nvmm/nvmm-all.c +++ b/target/i386/nvmm/nvmm-all.c @@ -704,6 +704,7 @@ nvmm_vcpu_loop(CPUState *cpu) cpu->halted =3D false; } if (cpu->interrupt_request & CPU_INTERRUPT_SIPI) { + cpu_reset_interrupt(cpu, CPU_INTERRUPT_SIPI); nvmm_cpu_synchronize_state(cpu); do_cpu_sipi(x86_cpu); } diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c index 41fb8c5a4e..7a95198dc4 100644 --- a/target/i386/whpx/whpx-all.c +++ b/target/i386/whpx/whpx-all.c @@ -1624,6 +1624,7 @@ static void whpx_vcpu_process_async_events(CPUState *= cpu) } =20 if (cpu->interrupt_request & CPU_INTERRUPT_SIPI) { + cpu_reset_interrupt(cpu, CPU_INTERRUPT_SIPI); whpx_cpu_synchronize_state(cpu); do_cpu_sipi(x86_cpu); } --=20 2.47.3