lib/bpf/libbpf.c

662 	struct extern_desc *externs;
1986 		if (strcmp(obj->externs[i].name, name) == 0)
1987 			return &obj->externs[i];
1999 		ext_name = obj->externs[i].name;
2001 			return &obj->externs[i];
2292 		ext = &obj->externs[i];
3423 		ext = &obj->externs[i];
3944 	/* externs are symbols w/ type=NOTYPE, bind=GLOBAL|WEAK, section=UND */
4171 	pr_debug("looking for externs among %d symbols...\n", n);
4184 		ext = obj->externs;
4188 		obj->externs = ext;
4257 	pr_debug("collected %d externs total\n", obj->nr_extern);
4262 	/* sort externs by type, for kcfg ones also by (align, size, name) */
4263 	qsort(obj->externs, obj->nr_extern, sizeof(*ext), cmp_externs);
4265 	/* for .ksyms section, we need to turn all externs into allocated
4283 			ext = &obj->externs[i];
4334 		/* for kcfg externs calculate their offsets within a .kconfig map */
4337 			ext = &obj->externs[i];
4448 			ext = &obj->externs[i];
5982 	 * where lower 123 is extern index into obj->externs[] array
6032 			ext = &obj->externs[relo->ext_idx];
6054 			ext = &obj->externs[relo->ext_idx];
7679 	 * "345" in "2002000345" is an extern index in obj->externs to fetch kfunc name.
7692 	ext = &obj->externs[ext_idx];
7759 		struct extern_desc *ext = &obj->externs[relo->ext_idx];
8276 		ext = &obj->externs[i];
8313 		ext = &obj->externs[i];
8325 			/* Kconfig externs need actual /proc/config.gz */
8331 			/* Virtual kcfg externs are customly handled by libbpf */
8344 				 * __kconfig externs, where LINUX_ ones are virtual and filled out
8348 				 * externs.
8370 			ext = &obj->externs[i];
8393 		ext = &obj->externs[i];
8986 		zfree(&obj->externs[i].essent_name);
8988 	zfree(&obj->externs);
13689 		/* externs shouldn't be pre-setup from user code */