158 static inline int stack_map_parse_build_id(void *page_addr,  in stack_map_parse_build_id()  argument
166 	if (note_start < page_addr || note_start + note_size < note_start)  in stack_map_parse_build_id()
170 	if (note_start + note_size > page_addr + PAGE_SIZE)  in stack_map_parse_build_id()
198 static int stack_map_get_build_id_32(void *page_addr,  in stack_map_get_build_id_32()  argument
201 	Elf32_Ehdr *ehdr = (Elf32_Ehdr *)page_addr;  in stack_map_get_build_id_32()
210 	phdr = (Elf32_Phdr *)(page_addr + sizeof(Elf32_Ehdr));  in stack_map_get_build_id_32()
214 			return stack_map_parse_build_id(page_addr, build_id,  in stack_map_get_build_id_32()
215 					page_addr + phdr[i].p_offset,  in stack_map_get_build_id_32()
221 static int stack_map_get_build_id_64(void *page_addr,  in stack_map_get_build_id_64()  argument
224 	Elf64_Ehdr *ehdr = (Elf64_Ehdr *)page_addr;  in stack_map_get_build_id_64()
233 	phdr = (Elf64_Phdr *)(page_addr + sizeof(Elf64_Ehdr));  in stack_map_get_build_id_64()
237 			return stack_map_parse_build_id(page_addr, build_id,  in stack_map_get_build_id_64()
238 					page_addr + phdr[i].p_offset,  in stack_map_get_build_id_64()
249 	void *page_addr;  in stack_map_get_build_id()  local
261 	page_addr = kmap_atomic(page);  in stack_map_get_build_id()
262 	ehdr = (Elf32_Ehdr *)page_addr;  in stack_map_get_build_id()
273 		ret = stack_map_get_build_id_32(page_addr, build_id);  in stack_map_get_build_id()
275 		ret = stack_map_get_build_id_64(page_addr, build_id);  in stack_map_get_build_id()
277 	kunmap_atomic(page_addr);  in stack_map_get_build_id()