Re: [PATCH] Documentation: KVM: Fix the GICv5 KVM_IRQ_LINE PPI range
Karl Mehltretter <[email protected]>
| Newsgroups | org.kernel.vger.kvm,dev.linux.lists.kvmarm,org.kernel.vger.linux-doc,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
On Sat, Aug 15, 2026 at 11:57:24AM +0100, Marc Zyngier wrote: > > + in-kernel GICv5: PPI, irq_id between 0 and 63 (incl.), and > > No. Please understand the difference between *implementation* and > *architecture*. Got it. That distinction could perhaps be clearer in api.rst, but 0-127 is intentional, not a missed doc update. > > + Userspace must query this attribute after initializing the VGIC with > > + KVM_DEV_ARM_VGIC_CTRL_INIT. > > + > > Must? Why? Userspace can perfectly live with ever querying this. Hah, yes. I meant "if you query this, you must do so after init to get anything other than zero" Please consider this patch withdrawn. Thanks, Karl