{"id":742444,"url":"http://patchwork.ozlabs.org/api/1.2/patches/742444/?format=json","web_url":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/1490243163-19566-2-git-send-email-paulus@ozlabs.org/","project":{"id":2,"url":"http://patchwork.ozlabs.org/api/1.2/projects/2/?format=json","name":"Linux PPC development","link_name":"linuxppc-dev","list_id":"linuxppc-dev.lists.ozlabs.org","list_email":"linuxppc-dev@lists.ozlabs.org","web_url":"https://github.com/linuxppc/wiki/wiki","scm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git","webscm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/","list_archive_url":"https://lore.kernel.org/linuxppc-dev/","list_archive_url_format":"https://lore.kernel.org/linuxppc-dev/{}/","commit_url_format":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}"},"msgid":"<1490243163-19566-2-git-send-email-paulus@ozlabs.org>","list_archive_url":"https://lore.kernel.org/linuxppc-dev/1490243163-19566-2-git-send-email-paulus@ozlabs.org/","date":"2017-03-23T04:25:59","name":"[1/5] KVM: PPC: Provide functions for queueing up FP/VEC/VSX unavailable interrupts","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"9224661ee1b813b931979b0f97a397e79cb71c88","submitter":{"id":67079,"url":"http://patchwork.ozlabs.org/api/1.2/people/67079/?format=json","name":"Paul Mackerras","email":"paulus@ozlabs.org"},"delegate":{"id":13,"url":"http://patchwork.ozlabs.org/api/1.2/users/13/?format=json","username":"paulus","first_name":"Paul","last_name":"Mackerras","email":"paulus@samba.org"},"mbox":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/1490243163-19566-2-git-send-email-paulus@ozlabs.org/mbox/","series":[],"comments":"http://patchwork.ozlabs.org/api/patches/742444/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/742444/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org","linuxppc-dev@ozlabs.org"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3vpYTB5N38z9s7f\n\tfor ;\n\tThu, 23 Mar 2017 15:28:30 +1100 (AEDT)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3vpYTB3bX2zDqc4\n\tfor ;\n\tThu, 23 Mar 2017 15:28:30 +1100 (AEDT)","from ozlabs.org (ozlabs.org [IPv6:2401:3900:2:1::2])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3vpYQZ2hd0zDq8x\n\tfor ;\n\tThu, 23 Mar 2017 15:26:14 +1100 (AEDT)","by ozlabs.org (Postfix)\n\tid 3vpYQZ1wXVz9s84; Thu, 23 Mar 2017 15:26:14 +1100 (AEDT)","from authenticated.ozlabs.org (localhost [127.0.0.1])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPSA id 3vpYQZ12kmz9s83;\n\tThu, 23 Mar 2017 15:26:14 +1100 (AEDT)"],"From":"Paul Mackerras ","To":"kvm@vger.kernel.org,\n\tlinuxppc-dev@ozlabs.org,\n\tkvm-ppc@vger.kernel.org","Subject":"[PATCH 1/5] KVM: PPC: Provide functions for queueing up FP/VEC/VSX\n\tunavailable interrupts","Date":"Thu, 23 Mar 2017 15:25:59 +1100","Message-Id":"<1490243163-19566-2-git-send-email-paulus@ozlabs.org>","X-Mailer":"git-send-email 2.7.4","In-Reply-To":"<1490243163-19566-1-git-send-email-paulus@ozlabs.org>","References":"<1490243163-19566-1-git-send-email-paulus@ozlabs.org>","X-BeenThere":"linuxppc-dev@lists.ozlabs.org","X-Mailman-Version":"2.1.23","Precedence":"list","List-Id":"Linux on PowerPC Developers Mail List\n\t","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org","Sender":"\"Linuxppc-dev\"\n\t"},"content":"This provides functions that can be used for generating interrupts\nindicating that a given functional unit (floating point, vector, or\nVSX) is unavailable. These functions will be used in instruction\nemulation code.\n\nSigned-off-by: Paul Mackerras \n---\n arch/powerpc/include/asm/kvm_ppc.h | 3 +++\n arch/powerpc/kvm/book3s.c | 18 ++++++++++++++++++\n arch/powerpc/kvm/booke.c | 5 +++++\n 3 files changed, 26 insertions(+)","diff":"diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h\nindex dd11c4c..4f1f22f 100644\n--- a/arch/powerpc/include/asm/kvm_ppc.h\n+++ b/arch/powerpc/include/asm/kvm_ppc.h\n@@ -132,6 +132,9 @@ extern void kvmppc_core_vcpu_put(struct kvm_vcpu *vcpu);\n extern int kvmppc_core_prepare_to_enter(struct kvm_vcpu *vcpu);\n extern int kvmppc_core_pending_dec(struct kvm_vcpu *vcpu);\n extern void kvmppc_core_queue_program(struct kvm_vcpu *vcpu, ulong flags);\n+extern void kvmppc_core_queue_fpunavail(struct kvm_vcpu *vcpu);\n+extern void kvmppc_core_queue_vec_unavail(struct kvm_vcpu *vcpu);\n+extern void kvmppc_core_queue_vsx_unavail(struct kvm_vcpu *vcpu);\n extern void kvmppc_core_queue_dec(struct kvm_vcpu *vcpu);\n extern void kvmppc_core_dequeue_dec(struct kvm_vcpu *vcpu);\n extern void kvmppc_core_queue_external(struct kvm_vcpu *vcpu,\ndiff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c\nindex b6b5c18..0ff0d07 100644\n--- a/arch/powerpc/kvm/book3s.c\n+++ b/arch/powerpc/kvm/book3s.c\n@@ -197,6 +197,24 @@ void kvmppc_core_queue_program(struct kvm_vcpu *vcpu, ulong flags)\n }\n EXPORT_SYMBOL_GPL(kvmppc_core_queue_program);\n \n+void kvmppc_core_queue_fpunavail(struct kvm_vcpu *vcpu)\n+{\n+\t/* might as well deliver this straight away */\n+\tkvmppc_inject_interrupt(vcpu, BOOK3S_INTERRUPT_FP_UNAVAIL, 0);\n+}\n+\n+void kvmppc_core_queue_vec_unavail(struct kvm_vcpu *vcpu)\n+{\n+\t/* might as well deliver this straight away */\n+\tkvmppc_inject_interrupt(vcpu, BOOK3S_INTERRUPT_ALTIVEC, 0);\n+}\n+\n+void kvmppc_core_queue_vsx_unavail(struct kvm_vcpu *vcpu)\n+{\n+\t/* might as well deliver this straight away */\n+\tkvmppc_inject_interrupt(vcpu, BOOK3S_INTERRUPT_VSX, 0);\n+}\n+\n void kvmppc_core_queue_dec(struct kvm_vcpu *vcpu)\n {\n \tkvmppc_book3s_queue_irqprio(vcpu, BOOK3S_INTERRUPT_DECREMENTER);\ndiff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c\nindex 0514cbd..3c296c2 100644\n--- a/arch/powerpc/kvm/booke.c\n+++ b/arch/powerpc/kvm/booke.c\n@@ -300,6 +300,11 @@ void kvmppc_core_queue_program(struct kvm_vcpu *vcpu, ulong esr_flags)\n \tkvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_PROGRAM);\n }\n \n+void kvmppc_core_queue_fpunavail(struct kvm_vcpu *vcpu)\n+{\n+\tkvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_FP_UNAVAIL);\n+}\n+\n void kvmppc_core_queue_dec(struct kvm_vcpu *vcpu)\n {\n \tkvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_DECREMENTER);\n","prefixes":["1/5"]}