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--- a/libdtrace/dt_bpf.c +++ b/libdtrace/dt_bpf.c @@ -341,63 +341,6 @@ dt_bpf_map_update(int fd, const void *key, const void *val) return dt_bpf(BPF_MAP_UPDATE_ELEM, &attr); } -/* - * Retrieve the fd for a map-in-map, i.e. map[okey] which is the fd of a map. - * - * Note: the caller is responsible for closing the fd. - */ -int -dt_bpf_map_lookup_fd(int fd, const void *okey) -{ - uint32_t id; - - if (dt_bpf_map_lookup(fd, okey, &id) < 0) - return -1; - - return dt_bpf_map_get_fd_by_id(id); -} - -/* - * Retrieve the value in a map-of-maps, i.e. map[okey][ikey]. - */ -int -dt_bpf_map_lookup_inner(int fd, const void *okey, const void *ikey, void *val) -{ - int rc; - - fd = dt_bpf_map_lookup_fd(fd, okey); - if (fd < 0) - return -1; - - rc = dt_bpf_map_lookup(fd, ikey, val); - close(fd); - - return rc; -} - -/* - * Store the value in a map-of-maps, i.e. map[okey][ikey] = value. - */ -int -dt_bpf_map_update_inner(int fd, const void *okey, const void *ikey, - const void *val) -{ - uint32_t id; - int rc; - - if (dt_bpf_map_lookup(fd, okey, &id) < 0) - return -1; - - fd = dt_bpf_map_get_fd_by_id(id); - if (fd < 0) - return -1; - - rc = dt_bpf_map_update(fd, ikey, val); - close(fd); - - return rc; -} - /* * Associate a BPF program (by fd) with a raw tracepoint. */ diff --git a/libdtrace/dt_bpf.h b/libdtrace/dt_bpf.h index e03c5c6d9..43fb2233e 100644 --- a/libdtrace/dt_bpf.h +++ b/libdtrace/dt_bpf.h @@ -80,11 +80,6 @@ extern int dt_bpf_map_next_key(int fd, const void *key, void *nxt); extern int dt_bpf_map_update(int fd, const void *key, const void *val); extern int dt_bpf_map_delete(int fd, const void *key); extern int dt_bpf_map_get_fd_by_id(uint32_t id); -extern int dt_bpf_map_lookup_fd(int fd, const void *okey); -extern int dt_bpf_map_lookup_inner(int fd, const void *okey, const void *ikey, - void *val); -extern int dt_bpf_map_update_inner(int fd, const void *okey, const void *ikey, - const void *val); extern int dt_bpf_prog_attach(enum bpf_prog_type ptype, enum bpf_attach_type atype, int btf_fd, uint32_t btf_id, const dtrace_difo_t *dp, -- 2.43.5