Commit 174a3ab6 authored by Nicholas Piggin's avatar Nicholas Piggin Committed by Michael Ellerman
Browse files

KVM: PPC: Book3S HV P9: Move SPRG restore to restore_p9_host_os_sprs 



Move the SPR update into its relevant helper function. This will
help with SPR scheduling improvements in later changes.

Signed-off-by: default avatarNicholas Piggin <npiggin@gmail.com>
Reviewed-by: default avatarFabiano Rosas <farosas@linux.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211123095231.1036501-19-npiggin@gmail.com
parent a1a19e11

arch/powerpc/kvm/book3s_hv.c

+2 −2
Original line number Diff line number Diff line
@@ -4106,6 +4106,8 @@ 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);
@@ -4306,8 +4308,6 @@ 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;