commit 49ea06957bf637b28aa338fba26432d5bafdeb99
author Scott Wood <scottwood@freescale.com> Mon Mar 28 15:01:24 2011 -0500
committer Avi Kivity <avi@redhat.com> Sun May 22 08:47:47 2011 -0400
tree a141af139f4d7e59765a8cdb2640b81560164b11
parent 90d34b0e45df3bfe522e9e9d604c4c1a0253699d

KVM: PPC: fix exit accounting for SPRs, tlbwe, tlbsx

The exit type setting for mfspr/mtspr is moved from 44x to toplevel SPR
emulation.  This enables it on e500, and makes sure that all SPRs
are covered.

Exit accounting for tlbwe and tlbsx is added to e500.

Signed-off-by: Stuart Yoder <stuart.yoder@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>

arch/powerpc/kvm/44x_emulate.c

diff --git a/arch/powerpc/kvm/44x_emulate.c b/arch/powerpc/kvm/44x_emulate.c
index 65ea083..549bb2c 100644
--- a/arch/powerpc/kvm/44x_emulate.c
+++ b/arch/powerpc/kvm/44x_emulate.c
@@ -158,7 +158,6 @@
 		emulated = kvmppc_booke_emulate_mtspr(vcpu, sprn, rs);
 	}
 
-	kvmppc_set_exit_type(vcpu, EMULATED_MTSPR_EXITS);
 	return emulated;
 }
 
@@ -179,7 +178,6 @@
 		emulated = kvmppc_booke_emulate_mfspr(vcpu, sprn, rt);
 	}
 
-	kvmppc_set_exit_type(vcpu, EMULATED_MFSPR_EXITS);
 	return emulated;
 }
 

arch/powerpc/kvm/e500_tlb.c

diff --git a/arch/powerpc/kvm/e500_tlb.c b/arch/powerpc/kvm/e500_tlb.c
index d6d6d47..56ac452 100644
--- a/arch/powerpc/kvm/e500_tlb.c
+++ b/arch/powerpc/kvm/e500_tlb.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2008 Freescale Semiconductor, Inc. All rights reserved.
+ * Copyright (C) 2008-2011 Freescale Semiconductor, Inc. All rights reserved.
  *
  * Author: Yu Liu, yu.liu@freescale.com
  *
@@ -24,6 +24,7 @@
 #include "../mm/mmu_decl.h"
 #include "e500_tlb.h"
 #include "trace.h"
+#include "timing.h"
 
 #define to_htlb1_esel(esel) (tlb1_entry_num - (esel) - 1)
 
@@ -506,6 +507,7 @@
 		vcpu_e500->mas7 = 0;
 	}
 
+	kvmppc_set_exit_type(vcpu, EMULATED_TLBSX_EXITS);
 	return EMULATE_DONE;
 }
 
@@ -571,6 +573,7 @@
 		write_host_tlbe(vcpu_e500, stlbsel, sesel);
 	}
 
+	kvmppc_set_exit_type(vcpu, EMULATED_TLBWE_EXITS);
 	return EMULATE_DONE;
 }
 

arch/powerpc/kvm/emulate.c

diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
index c64fd29..8f7a3aa 100644
--- a/arch/powerpc/kvm/emulate.c
+++ b/arch/powerpc/kvm/emulate.c
@@ -294,6 +294,7 @@
 				}
 				break;
 			}
+			kvmppc_set_exit_type(vcpu, EMULATED_MFSPR_EXITS);
 			break;
 
 		case OP_31_XOP_STHX:
@@ -363,6 +364,7 @@
 					printk("mtspr: unknown spr %x\n", sprn);
 				break;
 			}
+			kvmppc_set_exit_type(vcpu, EMULATED_MTSPR_EXITS);
 			break;
 
 		case OP_31_XOP_DCBI: