From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= Subject: [PATCH v2 10/14] KVM: x86: refactor kvm_free_pit Date: Wed, 17 Feb 2016 20:14:52 +0100 Message-ID: <1455736496-374-11-git-send-email-rkrcmar@redhat.com> References: <1455736496-374-1-git-send-email-rkrcmar@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: kvm@vger.kernel.org, Paolo Bonzini , Yuki Shibuya To: linux-kernel@vger.kernel.org Return-path: In-Reply-To: <1455736496-374-1-git-send-email-rkrcmar@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org Could be easier to read, but git history will become deeper. Signed-off-by: Radim Kr=C4=8Dm=C3=A1=C5=99 --- v2: new arch/x86/kvm/i8254.c | 22 ++++++++++------------ 1 file changed, 10 insertions(+), 12 deletions(-) diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c index 9dd4460033e3..28ad45abf386 100644 --- a/arch/x86/kvm/i8254.c +++ b/arch/x86/kvm/i8254.c @@ -738,18 +738,16 @@ fail_request: =20 void kvm_free_pit(struct kvm *kvm) { - struct hrtimer *timer; + struct kvm_pit *pit =3D kvm->arch.vpit; =20 - if (kvm->arch.vpit) { - kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, &kvm->arch.vpit->dev); - kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, - &kvm->arch.vpit->speaker_dev); - kvm_pit_set_reinject(kvm->arch.vpit, false); - timer =3D &kvm->arch.vpit->pit_state.timer; - hrtimer_cancel(timer); - flush_kthread_work(&kvm->arch.vpit->expired); - kthread_stop(kvm->arch.vpit->worker_task); - kvm_free_irq_source_id(kvm, kvm->arch.vpit->irq_source_id); - kfree(kvm->arch.vpit); + if (pit) { + kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, &pit->dev); + kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, &pit->speaker_dev); + kvm_pit_set_reinject(pit, false); + hrtimer_cancel(&pit->pit_state.timer); + flush_kthread_work(&pit->expired); + kthread_stop(pit->worker_task); + kvm_free_irq_source_id(kvm, pit->irq_source_id); + kfree(pit); } } --=20 2.7.1