Merge tag 'powerpc-4.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

[linux.git] / arch / powerpc / kvm / book3s_hv.c

diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index d3486ecfc67197488f262daa6f018c53b75013ff..81e2ea882d977bd338445565f2a78257e274abf1 100644 (file)
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -2907,7 +2907,7 @@ static noinline void kvmppc_run_core(struct kvmppc_vcore *vc)
         */
        trace_hardirqs_on();
 
-       guest_enter();
+       guest_enter_irqoff();
 
        srcu_idx = srcu_read_lock(&vc->kvm->srcu);
 
@@ -2915,8 +2915,6 @@ static noinline void kvmppc_run_core(struct kvmppc_vcore *vc)
 
        srcu_read_unlock(&vc->kvm->srcu, srcu_idx);
 
-       guest_exit();
-
        trace_hardirqs_off();
        set_irq_happened(trap);
 
@@ -2961,6 +2959,7 @@ static noinline void kvmppc_run_core(struct kvmppc_vcore *vc)
        kvmppc_set_host_core(pcpu);
 
        local_irq_enable();
+       guest_exit();
 
        /* Let secondaries go back to the offline loop */
        for (i = 0; i < controlled_threads; ++i) {
@@ -3680,15 +3679,17 @@ static int kvmppc_hv_setup_htab_rma(struct kvm_vcpu *vcpu)
                goto up_out;
 
        psize = vma_kernel_pagesize(vma);
-       porder = __ilog2(psize);
 
        up_read(&current->mm->mmap_sem);
 
        /* We can handle 4k, 64k or 16M pages in the VRMA */
-       err = -EINVAL;
-       if (!(psize == 0x1000 || psize == 0x10000 ||
-             psize == 0x1000000))
-               goto out_srcu;
+       if (psize >= 0x1000000)
+               psize = 0x1000000;
+       else if (psize >= 0x10000)
+               psize = 0x10000;
+       else
+               psize = 0x1000;
+       porder = __ilog2(psize);
 
        senc = slb_pgsize_encoding(psize);
        kvm->arch.vrma_slb_v = senc | SLB_VSID_B_1T |