KVM: PPC: e500: Eliminate preempt_disable in local_sid_destroy_all
The only place it makes sense to call this function already needs
to have preemption disabled.
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/powerpc/kvm/e500_tlb.c b/arch/powerpc/kvm/e500_tlb.c
index 22624a7..b976d80 100644
--- a/arch/powerpc/kvm/e500_tlb.c
+++ b/arch/powerpc/kvm/e500_tlb.c
@@ -116,13 +116,11 @@
return -1;
}
-/* Invalidate all id mappings on local core */
+/* Invalidate all id mappings on local core -- call with preempt disabled */
static inline void local_sid_destroy_all(void)
{
- preempt_disable();
__get_cpu_var(pcpu_last_used_sid) = 0;
memset(&__get_cpu_var(pcpu_sids), 0, sizeof(__get_cpu_var(pcpu_sids)));
- preempt_enable();
}
static void *kvmppc_e500_id_table_alloc(struct kvmppc_vcpu_e500 *vcpu_e500)