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-rw-r--r--kernel/kprobes.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 3bb71e63a37e..3897630d2335 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -52,6 +52,7 @@ static DEFINE_SPINLOCK(kprobe_lock); /* Protects kprobe_table */
DEFINE_SPINLOCK(kretprobe_lock); /* Protects kretprobe_inst_table */
static DEFINE_PER_CPU(struct kprobe *, kprobe_instance) = NULL;
+#ifdef __ARCH_WANT_KPROBES_INSN_SLOT
/*
* kprobe->ainsn.insn points to the copy of the instruction to be
* single-stepped. x86_64, POWER4 and above have no-exec support and
@@ -151,6 +152,7 @@ void __kprobes free_insn_slot(kprobe_opcode_t *slot)
}
}
}
+#endif
/* We have preemption disabled.. so it is safe to use __ versions */
static inline void set_kprobe_instance(struct kprobe *kp)