From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sasha Levin Subject: Re: [PATCH v2 1/4] KVM: arm/arm64: vgic: Do not cond_resched_lock() with IRQs disabled Date: Tue, 27 Nov 2018 06:57:43 +0000 Message-ID: <20181127065744.628A3208E4@mail.kernel.org> References: <1543256807-9768-2-git-send-email-julien.thierry@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id A927B4A32F for ; Tue, 27 Nov 2018 01:57:45 -0500 (EST) Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 6UVnODADIN5U for ; Tue, 27 Nov 2018 01:57:45 -0500 (EST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 644094A329 for ; Tue, 27 Nov 2018 01:57:45 -0500 (EST) In-Reply-To: <1543256807-9768-2-git-send-email-julien.thierry@arm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu To: Sasha Levin , Julien Thierry , linux-kernel@vger.kernel.org, kvmarm@lists.cs.columbia.edu Cc: Marc Zyngier , stable@vger.kernel.org List-Id: kvmarm@lists.cs.columbia.edu Hi, [This is an automated email] This commit has been processed because it contains a -stable tag. The stable tag indicates that it's relevant for the following trees: all The bot has tested the following trees: v4.19.4, v4.14.83, v4.9.140, v4.4.164, v3.18.126, v4.19.4: Build OK! v4.14.83: Failed to apply! Possible dependencies: 006df0f34930 ("KVM: arm/arm64: Support calling vgic_update_irq_pending from irq context") 53692908b0f5 ("KVM: arm/arm64: vgic: Fix source vcpu issues for GICv2 SGI") 67b5b673ad4d ("KVM: arm/arm64: vgic: Disallow Active+Pending for level interrupts") 6c1b7521f4a0 ("KVM: arm/arm64: Factor out functionality to get vgic mmio requester_vcpu") df635c5b184d ("KVM: arm/arm64: Support VGIC dist pend/active changes for mapped IRQs") e40cc57bac79 ("KVM: arm/arm64: vgic: Support level-triggered mapped interrupts") f39d16cbabf9 ("KVM: arm/arm64: Guard kvm_vgic_map_is_active against !vgic_initialized") v4.9.140: Failed to apply! Possible dependencies: 006df0f34930 ("KVM: arm/arm64: Support calling vgic_update_irq_pending from irq context") 2df903a89a81 ("KVM: arm/arm64: vgic: Implement support for userspace access") 6c1b7521f4a0 ("KVM: arm/arm64: Factor out functionality to get vgic mmio requester_vcpu") 8694e4da66a6 ("KVM: arm/arm64: Remove struct vgic_irq pending field") 94574c9488e2 ("KVM: arm/arm64: vgic: Add distributor and redistributor access") 9ce91c7234ff ("KVM: arm/arm64: vgic-its: rename itte into ite") d017d7b0bd7a ("KVM: arm/arm64: vgic: Implement VGICv3 CPU interface access") e96a006cb066 ("KVM: arm/arm64: vgic: Implement KVM_DEV_ARM_VGIC_GRP_LEVEL_INFO ioctl") v4.4.164: Failed to apply! Possible dependencies: 05fb05a6ca25 ("KVM: arm/arm64: vgic-new: Removel harmful BUG_ON") 0919e84c0fc1 ("KVM: arm/arm64: vgic-new: Add IRQ sync/flush framework") 140b086dd197 ("KVM: arm/arm64: vgic-new: Add GICv2 world switch backend") 35a2d58588f0 ("KVM: arm/arm64: vgic-new: Synchronize changes to active state") 370a0ec18199 ("KVM: arm/arm64: Let vcpu thread modify its own active state") 4493b1c4866a ("KVM: arm/arm64: vgic-new: Add MMIO handling framework") 64a959d66e47 ("KVM: arm/arm64: vgic-new: Add acccessor to new struct vgic_irq instance") 69b6fe0c6e7f ("KVM: arm/arm64: vgic-new: Add ACTIVE registers handlers") 81eeb95ddbab ("KVM: arm/arm64: vgic-new: Implement virtual IRQ injection") 8577370fb0cb ("KVM: Use simple waitqueue for vcpu->wq") 96b298000db4 ("KVM: arm/arm64: vgic-new: Add PENDING registers handlers") b13216cf6010 ("KVM: arm/arm64: Provide functionality to pause and resume a guest") b18b57787f5e ("KVM: arm/arm64: vgic-new: Add data structure definitions") fb848db39661 ("KVM: arm/arm64: vgic-new: Add GICv2 MMIO handling framework") fd122e620983 ("KVM: arm/arm64: vgic-new: Add ENABLE registers handlers") v3.18.126: Failed to apply! Possible dependencies: 05bc8aafe664 ("arm/arm64: KVM: wrap 64 bit MMIO accesses with two 32 bit ones") 35a2d58588f0 ("KVM: arm/arm64: vgic-new: Synchronize changes to active state") 370a0ec18199 ("KVM: arm/arm64: Let vcpu thread modify its own active state") 3caa2d8c3b2d ("arm/arm64: KVM: make the maximum number of vCPUs a per-VM value") 59892136c40d ("arm/arm64: KVM: pass down user space provided GIC type into vGIC code") 7f05db6a20fe ("kvm: drop unsupported capabilities, fix documentation") 832158125d2e ("arm/arm64: KVM: add vgic.h header file") 96415257a1bd ("arm/arm64: KVM: refactor vgic_handle_mmio() function") a0675c25d639 ("arm/arm64: KVM: add virtual GICv3 distributor emulation") ac3d373564d9 ("arm/arm64: KVM: allow userland to request a virtual GICv3") b13216cf6010 ("KVM: arm/arm64: Provide functionality to pause and resume a guest") b26e5fdac43c ("arm/arm64: KVM: introduce per-VM ops") c1426e4c5add ("KVM: arm/arm64: implement kvm_arch_intc_initialized") c32a42721ce6 ("kvm: Documentation: remove ia64") cc2d3216f53c ("irqchip: GICv3: ITS command queue") d97f683d0f4b ("arm/arm64: KVM: refactor MMIO accessors") ea2f83a7de9d ("arm/arm64: KVM: move kvm_register_device_ops() into vGIC probing") ef748917b529 ("arm/arm64: KVM: Remove 'config KVM_ARM_MAX_VCPUS'") f5c1434c217f ("irqchip: GICv3: rework redistributor structure") How should we proceed with this patch? -- Thanks, Sasha