[PATCH v1 00/12] minor KVM fixes and cleanups · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 01/12] KVM: PPC: Book3S HV P9: Restore host CTRL SPR after guest exit · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
Re: [PATCH v1 01/12] KVM: PPC: Book3S HV P9: Restore host CTRL SPR after guest exit · Fabiano Rosas <hidden> · 2021-04-12
Re: [PATCH v1 01/12] KVM: PPC: Book3S HV P9: Restore host CTRL SPR after guest exit · Nicholas Piggin <npiggin@gmail.com> · 2021-04-13
[PATCH v1 02/12] KVM: PPC: Book3S HV: Nested move LPCR sanitising to sanitise_hv_regs · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 03/12] KVM: PPC: Book3S HV: Add a function to filter guest LPCR bits · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 04/12] KVM: PPC: Book3S HV: Disallow LPCR[AIL] to be set to 1 or 2 · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 05/12] KVM: PPC: Book3S HV: Prevent radix guests setting LPCR[TC] · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 06/12] KVM: PPC: Book3S HV: Remove redundant mtspr PSPB · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 07/12] KVM: PPC: Book3S HV: remove unused kvmppc_h_protect argument · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 08/12] KVM: PPC: Book3S HV: Fix CONFIG_SPAPR_TCE_IOMMU=n default hcalls · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 09/12] powerpc/64s: Remove KVM handler support from CBE_RAS interrupts · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 10/12] powerpc/64s: remove KVM SKIP test from instruction breakpoint handler · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 11/12] KVM: PPC: Book3S HV: Ensure MSR[ME] is always set in guest MSR · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
[PATCH v1 12/12] KVM: PPC: Book3S HV: Ensure MSR[HV] is always clear in guest MSR · Nicholas Piggin <npiggin@gmail.com> · 2021-04-12
Re: [PATCH v1 12/12] KVM: PPC: Book3S HV: Ensure MSR[HV] is always clear in guest MSR · Fabiano Rosas <hidden> · 2021-04-16
Re: [PATCH v1 00/12] minor KVM fixes and cleanups · Michael Ellerman <hidden> · 2021-04-19

STALE1936d LANDED: 2 (0M)

2 review trailers; landed in mainline as 4b5f0a0d49e6 on 2021-04-12.

[PATCH v1 06/12] KVM: PPC: Book3S HV: Remove redundant mtspr PSPB

From: Nicholas Piggin <npiggin@gmail.com>
Date: 2021-04-12 01:52:15
Subsystem: kernel virtual machine for powerpc (kvm/powerpc), linux for powerpc (32-bit and 64-bit), the rest · Maintainers: Madhavan Srinivasan, Linus Torvalds

This SPR is set to 0 twice when exiting the guest.

Acked-by: Paul Mackerras <redacted>
Suggested-by: Fabiano Rosas <redacted>
Reviewed-by: Daniel Axtens <redacted>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/powerpc/kvm/book3s_hv.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 70c6e9c27eb7..b88df175aa76 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c

@@ -3790,7 +3790,6 @@ static int kvmhv_p9_guest_entry(struct kvm_vcpu *vcpu, u64 time_limit,
 	mtspr(SPRN_DSCR, host_dscr);
 	mtspr(SPRN_TIDR, host_tidr);
 	mtspr(SPRN_IAMR, host_iamr);
-	mtspr(SPRN_PSPB, 0);
 
 	if (host_amr != vcpu->arch.amr)
 		mtspr(SPRN_AMR, host_amr);

-- 
2.23.0