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[83.52.55.163]) by smtp.gmail.com with ESMTPSA id n3sm2097857wmi.0.2021.09.02.09.16.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Sep 2021 09:16:16 -0700 (PDT) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list X-Inumbo-ID: 16e7e53f-64ec-4976-bcd4-b2f74f7f94a1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=RYRVLsfl9Ob+8zW8ulpQWg/n0bsy9p4rFkeC3sRFgzg=; b=cWSYDAq5Jp0McvzKfoJCBhOUKIrlk33QHDkz+m47acNIlb9JOx3tfp5kB+KXf5dDO/ w4+OyKHGR2RiqPyFa7V7bzZyYSy6kLYW49zVrZ6Hy8QBCbCerYOKfrGjd0qNffHf9SpP r/Kq+8mSo19dNZRUfW1WN64ERD6JetVYvf41b1e1tWlJwcOL4P63Z/Mm9sSwkJyaYePZ Jroc0woaa+Fir71b0dp9xMglTvA3smVf5tzo/uq315Y7Ji+qHpf638YaJjs7F9y6JQ5A whXUesQqAhIyuS/27l3cznkFQWzDOa9H8TavWnRll7U6TXlgZEUv2l8XPpV83TA8h9zC OFCw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=RYRVLsfl9Ob+8zW8ulpQWg/n0bsy9p4rFkeC3sRFgzg=; b=TIia/RMEQWe6dKwXHmsAI5rbL7+aZx0I+XFNFiWVqv2YHr5C3Ed7xp4daJftkUiXhT xHW+Hkieg+8c2HiMb/mUMtHo09g5wcUlcX9D5qDjS1koHJVAuOhaoKY6RP7Ga/M+9Sbp WUKrL6VhaMlOjpn83iVoPN5E/259NkvFD0fKsQ16Mrs3WGQrdn97B7O0plVKiTWlCmFG KAP3H65Td0huiQgfLw+Y1ImzZhVAl/i7JrTBHbN5wxQTIin+dHcdQxjG4L5rYsOgwsGs Azwxm7Ipb+AO0E9LorFYW/YiaYRuGr44ggo4zPtTPredM+1gGe418ZG6DvmSg8XsmnAr 8ajw== X-Gm-Message-State: AOAM53320BABRTZYX1ET6LNvaWWLO53oMn/deAadm2BUTOfeav3YFi1P nbzt1D9kXVBVP+vKPwzXMNU= X-Google-Smtp-Source: ABdhPJwPjYjbwvv/6b7qFrtZZvNxWFscX+KmwH8SpAbQsTLfx+OHgnzX3KJXi3XGsfieLbi9LeXPtA== X-Received: by 2002:a7b:c0c6:: with SMTP id s6mr3953111wmh.161.1630599376931; Thu, 02 Sep 2021 09:16:16 -0700 (PDT) Sender: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Bin Meng , Eduardo Habkost , Greg Kurz , haxm-team@intel.com, Kamil Rytarowski , qemu-ppc@nongnu.org, Anthony Perard , Marcel Apfelbaum , Michael Rolnik , qemu-riscv@nongnu.org, Paolo Bonzini , Jiaxun Yang , Thomas Huth , David Hildenbrand , Chris Wulff , Laurent Vivier , Cameron Esfahani , Sunil Muthuswamy , Max Filippov , Taylor Simpson , qemu-s390x@nongnu.org, Richard Henderson , Bastian Koppelmann , Yoshinori Sato , Artyom Tarasenko , Aurelien Jarno , Paul Durrant , Peter Maydell , David Gibson , Alistair Francis , "Edgar E. Iglesias" , Roman Bolshakov , Laurent Vivier , Cornelia Huck , qemu-arm@nongnu.org, Wenchao Wang , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , xen-devel@lists.xenproject.org, Marek Vasut , Stefano Stabellini , Aleksandar Rikalo , Mark Cave-Ayland , Colin Xu , Claudio Fontana , Palmer Dabbelt , Stafford Horne , Reinoud Zandijk , kvm@vger.kernel.org Subject: [PATCH v3 05/30] accel/kvm: Implement AccelOpsClass::has_work() Date: Thu, 2 Sep 2021 18:15:18 +0200 Message-Id: <20210902161543.417092-6-f4bug@amsat.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210902161543.417092-1-f4bug@amsat.org> References: <20210902161543.417092-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1630599393774100001 Implement KVM has_work() handler in AccelOpsClass and remove it from cpu_thread_is_idle() since cpu_has_work() is already called. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- accel/kvm/kvm-accel-ops.c | 6 ++++++ softmmu/cpus.c | 2 +- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/accel/kvm/kvm-accel-ops.c b/accel/kvm/kvm-accel-ops.c index 7516c67a3f5..6f4d5df3a0d 100644 --- a/accel/kvm/kvm-accel-ops.c +++ b/accel/kvm/kvm-accel-ops.c @@ -74,6 +74,11 @@ static void kvm_start_vcpu_thread(CPUState *cpu) cpu, QEMU_THREAD_JOINABLE); } =20 +static bool kvm_cpu_has_work(CPUState *cpu) +{ + return kvm_halt_in_kernel(); +} + static void kvm_accel_ops_class_init(ObjectClass *oc, void *data) { AccelOpsClass *ops =3D ACCEL_OPS_CLASS(oc); @@ -83,6 +88,7 @@ static void kvm_accel_ops_class_init(ObjectClass *oc, voi= d *data) ops->synchronize_post_init =3D kvm_cpu_synchronize_post_init; ops->synchronize_state =3D kvm_cpu_synchronize_state; ops->synchronize_pre_loadvm =3D kvm_cpu_synchronize_pre_loadvm; + ops->has_work =3D kvm_cpu_has_work; } =20 static const TypeInfo kvm_accel_ops_type =3D { diff --git a/softmmu/cpus.c b/softmmu/cpus.c index 2a61dfd6287..3db7bd4eb4d 100644 --- a/softmmu/cpus.c +++ b/softmmu/cpus.c @@ -90,7 +90,7 @@ bool cpu_thread_is_idle(CPUState *cpu) return true; } if (!cpu->halted || cpu_has_work(cpu) || - kvm_halt_in_kernel() || whpx_apic_in_platform()) { + whpx_apic_in_platform()) { return false; } return true; --=20 2.31.1