/* lib/debug.c */
void dump_lniobuf(struct niobuf_local *lnb);
int dump_req(struct ptlrpc_request *req);
-void dump_lsm(int level, struct lov_stripe_md *lsm);
int block_debug_setup(void *addr, int len, __u64 off, __u64 id);
int block_debug_check(char *who, void *addr, int len, __u64 off, __u64 id);