Messages in this thread | | | Date | Thu, 19 Mar 2020 12:18:38 +0000 | From | Marc Zyngier <> | Subject | Re: [PATCH v5 21/23] KVM: arm64: GICv4.1: Reload VLPI configuration on distributor enable/disable |
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On 2020-03-18 03:17, Zenghui Yu wrote: > On 2020/3/5 4:33, Marc Zyngier wrote: >> Each time a Group-enable bit gets flipped, the state of these bits >> needs to be forwarded to the hardware. This is a pretty heavy >> handed operation, requiring all vcpus to reload their GICv4 >> configuration. It is thus implemented as a new request type. > > [note to myself] > ... and the status are forwarded to HW by programming VGrp{0,1}En > fields of GICR_VPENDBASER when vPEs are made resident next time.
I've added something based on this comment to the commit message.
Thanks!
M. -- Jazz is not dead. It just smells funny...
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