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-rw-r--r--arch/powerpc/kernel/kprobes.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index b36f074524ad..c533525ca56a 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -114,6 +114,9 @@ static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
#ifdef CONFIG_PPC_ADV_DEBUG_REGS
regs->msr &= ~MSR_CE;
mtspr(SPRN_DBCR0, mfspr(SPRN_DBCR0) | DBCR0_IC | DBCR0_IDM);
+#ifdef CONFIG_PPC_47x
+ isync();
+#endif
#endif
/*