From: Marc Zyngier <marc.zyngier@arm.com>
To: Christoffer Dall <cdall@linaro.org>
Cc: kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org
Subject: Re: [PATCH v3 8/9] KVM: arm/arm64: Disallow userspace control of in-kernel IRQ lines
Date: Thu, 08 Jun 2017 15:14:37 +0100 [thread overview]
Message-ID: <8737bain1u.fsf@arm.com> (raw)
In-Reply-To: <20170608133446.3875-9-cdall@linaro.org> (Christoffer Dall's message of "Thu, 8 Jun 2017 15:34:45 +0200")
On Thu, Jun 08 2017 at 3:34:45 pm BST, Christoffer Dall <cdall@linaro.org> wrote:
> When injecting an IRQ to the VGIC, you now have to present an owner
> token for that IRQ line to show that you are the owner of that line.
>
> IRQ lines driven from userspace or via an irqfd do not have an owner and
> will simply pass a NULL pointer.
>
> Also get rid of the unused kvm_vgic_inject_mapped_irq prototype.
>
> Signed-off-by: Christoffer Dall <cdall@linaro.org>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
M.
--
Jazz is not dead, it just smell funny.
next prev parent reply other threads:[~2017-06-08 14:14 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-08 13:34 [PATCH v3 0/9] Userspace timer IRQ number control and PMU with userspace-gic Christoffer Dall
2017-06-08 13:34 ` [PATCH v3 1/9] KVM: arm64: Allow creating the PMU without the in-kernel GIC Christoffer Dall
2017-06-08 14:00 ` Marc Zyngier
2017-06-08 13:34 ` [PATCH v3 2/9] KVM: arm: Handle VCPU device attributes in guest.c Christoffer Dall
2017-06-08 13:34 ` [PATCH v3 3/9] KVM: arm/arm64: Move irq_is_ppi() to header file Christoffer Dall
2017-06-08 13:34 ` [PATCH v3 4/9] KVM: arm/arm64: Move timer IRQ default init to arch_timer.c Christoffer Dall
2017-06-08 13:34 ` [PATCH v3 5/9] KVM: arm/arm64: Allow setting the timer IRQ numbers from userspace Christoffer Dall
2017-06-08 13:34 ` [PATCH v3 6/9] KVM: arm/arm64: Introduce an allocator for in-kernel irq lines Christoffer Dall
2017-06-08 14:07 ` Marc Zyngier
2017-06-08 14:59 ` Christoffer Dall
2017-06-08 15:09 ` Marc Zyngier
2017-06-08 13:34 ` [PATCH v3 7/9] KVM: arm/arm64: Check if irq lines to the GIC are already used Christoffer Dall
2017-06-08 14:12 ` Marc Zyngier
2017-06-08 13:34 ` [PATCH v3 8/9] KVM: arm/arm64: Disallow userspace control of in-kernel IRQ lines Christoffer Dall
2017-06-08 14:14 ` Marc Zyngier [this message]
2017-06-08 13:34 ` [PATCH v3 9/9] KVM: arm/arm64: Don't assume initialized vgic when setting PMU IRQ Christoffer Dall
2017-06-08 14:35 ` Marc Zyngier
2017-06-08 15:18 ` Christoffer Dall
2017-06-08 15:40 ` Marc Zyngier
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