From: Oliver Upton <oliver.upton@linux.dev>
To: Yi Wang <up2wing@gmail.com>
Cc: seanjc@google.com, pbonzini@redhat.com, tglx@linutronix.de,
mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com,
x86@kernel.org, hpa@zytor.com, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org, wanpengli@tencent.com,
foxywang@tencent.com, maz@kernel.org, anup@brainfault.org,
atishp@atishpatra.org, borntraeger@linux.ibm.com,
frankja@linux.ibm.com, imbrenda@linux.ibm.com
Subject: Re: [v2 1/4] KVM: irqchip: add setup empty irq routing function
Date: Tue, 23 Jan 2024 18:47:40 +0000 [thread overview]
Message-ID: <ZbAJzFeRa_6NQznQ@linux.dev> (raw)
In-Reply-To: <20240121111730.262429-2-foxywang@tencent.com>
On Sun, Jan 21, 2024 at 07:17:27PM +0800, Yi Wang wrote:
> Add a new function to setup empty irq routing in kvm path, which
> can be invoded in non-architecture-specific functions. The difference
> compared to the kvm_setup_empty_irq_routing() is this function just
> alloc the empty irq routing and does not need synchronize srcu, as
> we will call it in kvm_create_vm().
>
> This patch is a preparatory step for an upcoming patch to avoid
> delay in KVM_CAP_SPLIT_IRQCHIP ioctl.
Adding a function in a separate patch from its callsites is never
useful. Please squash this into the second patch.
--
Thanks,
Oliver
next prev parent reply other threads:[~2024-01-23 18:47 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-21 11:17 [v2 0/4] KVM: irqchip: synchronize srcu only if needed Yi Wang
2024-01-21 11:17 ` [v2 1/4] KVM: irqchip: add setup empty irq routing function Yi Wang
2024-01-23 18:47 ` Oliver Upton [this message]
2024-01-24 2:12 ` Yi Wang
2024-01-21 11:17 ` [v2 2/4] KVM: setup empty irq routing when create vm Yi Wang
2024-01-21 11:17 ` [v2 3/4] KVM: x86: don't setup empty irq routing when KVM_CAP_SPLIT_IRQCHIP Yi Wang
2024-01-21 11:17 ` [v2 4/4] KVM: s390: don't setup dummy routing when KVM_CREATE_IRQCHIP Yi Wang
2024-01-23 18:54 ` Oliver Upton
2024-01-24 2:16 ` Yi Wang
2024-01-24 12:14 ` [v2 0/4] KVM: irqchip: synchronize srcu only if needed Christian Borntraeger
2024-01-24 12:44 ` Yi Wang
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