Thread (2 messages) 2 messages, 2 authors, 2021-03-03

Re: [PATCH] kvm: arm64: nvhe: Save the SPE context early

From: Marc Zyngier <maz@kernel.org>
Date: 2021-03-03 01:02:06
Also in: kvm, kvmarm, stable

On Tue, 2 Mar 2021 12:03:45 +0000, Suzuki K Poulose wrote:
The nVHE KVM hyp drains and disables the SPE buffer, before
entering the guest, as the EL1&0 translation regime
is going to be loaded with that of the guest.

But this operation is performed way too late, because :
  - The owning translation regime of the SPE buffer
    is transferred to EL2. (MDCR_EL2_E2PB == 0)
  - The guest Stage1 is loaded.

[...]
Applied to kvmarm-master/fixes, thanks!

[1/1] kvm: arm64: nvhe: Save the SPE context early
      commit: cfe1e2b6949785e90e84918295f2be1b6fd152b6

Cheers,

	M.
-- 
Without deviation from the norm, progress is not possible.



_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help