[PATCH v2 26/60] KVM: PPC: Book3S HV P9: Move SPRG restore to restore_p9_host_os_sprs
Nicholas Piggin
npiggin at gmail.com
Thu Aug 12 02:01:00 AEST 2021
Move the SPR update into its relevant helper function. This will
help with SPR scheduling improvements in later changes.
Signed-off-by: Nicholas Piggin <npiggin at gmail.com>
---
arch/powerpc/kvm/book3s_hv.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index f9942eeaefd3..ef8c41396883 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -4093,6 +4093,8 @@ static void save_p9_host_os_sprs(struct p9_host_os_sprs *host_os_sprs)
static void restore_p9_host_os_sprs(struct kvm_vcpu *vcpu,
struct p9_host_os_sprs *host_os_sprs)
{
+ mtspr(SPRN_SPRG_VDSO_WRITE, local_paca->sprg_vdso);
+
mtspr(SPRN_PSPB, 0);
mtspr(SPRN_UAMOR, 0);
@@ -4292,8 +4294,6 @@ static int kvmhv_p9_guest_entry(struct kvm_vcpu *vcpu, u64 time_limit,
timer_rearm_host_dec(tb);
- mtspr(SPRN_SPRG_VDSO_WRITE, local_paca->sprg_vdso);
-
kvmppc_subcore_exit_guest();
return trap;
--
2.23.0
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