[22/27] KVM: PPC: Introduce branch patching helper

Commit Message

Alexander Graf July 1, 2010, 10:42 a.m. UTC

None

Patch

diff --git a/arch/powerpc/kernel/kvm.c b/arch/powerpc/kernel/kvm.c
index 75c9e0b..337e3e5 100644
--- a/arch/powerpc/kernel/kvm.c
+++ b/arch/powerpc/kernel/kvm.c
@@ -106,6 +106,11 @@  static void kvm_patch_ins_nop(u32 *inst)
 	kvm_patch_ins(inst, KVM_INST_NOP);
 }
 
+static void kvm_patch_ins_b(u32 *inst, int addr)
+{
+	kvm_patch_ins(inst, KVM_INST_B | (addr & KVM_INST_B_MASK));
+}
+
 static u32 *kvm_alloc(int len)
 {
 	u32 *p;