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Diffstat (limited to 'include/asm-powerpc/kprobes.h')
-rw-r--r--include/asm-powerpc/kprobes.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/asm-powerpc/kprobes.h b/include/asm-powerpc/kprobes.h
index 3a5dd492588f..b0e40ff32ee0 100644
--- a/include/asm-powerpc/kprobes.h
+++ b/include/asm-powerpc/kprobes.h
@@ -64,6 +64,12 @@ typedef unsigned int kprobe_opcode_t;
addr = *(kprobe_opcode_t **)addr; \
} else if (name[0] != '.') \
addr = *(kprobe_opcode_t **)addr; \
+ } else { \
+ char dot_name[KSYM_NAME_LEN+1]; \
+ dot_name[0] = '.'; \
+ dot_name[1] = '\0'; \
+ strncat(dot_name, name, KSYM_NAME_LEN); \
+ addr = (kprobe_opcode_t *)kallsyms_lookup_name(dot_name); \
} \
}
@@ -87,6 +93,11 @@ extern void arch_remove_kprobe(struct kprobe *p);
struct arch_specific_insn {
/* copy of original instruction */
kprobe_opcode_t *insn;
+ /*
+ * Set in kprobes code, initially to 0. If the instruction can be
+ * eumulated, this is set to 1, if not, to -1.
+ */
+ int boostable;
};
struct prev_kprobe {
@@ -105,5 +116,6 @@ struct kprobe_ctlblk {
extern int kprobe_exceptions_notify(struct notifier_block *self,
unsigned long val, void *data);
+extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_KPROBES_H */