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[v1,22/55] KVM: PPC: Book3S HV P9: Move SPRG restore to restore_p9_host_os_sprs

Message ID 20210726035036.739609-23-npiggin@gmail.com
State New
Headers show
Series [v1,01/55] KVM: PPC: Book3S HV: Remove TM emulation from POWER7/8 path | expand

Commit Message

Nicholas Piggin July 26, 2021, 3:50 a.m. UTC 
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@gmail.com>
---
 arch/powerpc/kvm/book3s_hv.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index f212d5013622..2e966d62a583 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -4057,6 +4057,8 @@  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);
 
@@ -4256,8 +4258,6 @@  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;