73 static int check_file_status(struct pt_section *section, int fd)  in check_file_status()  argument
79 	if (!section)  in check_file_status()
86 	status = section->status;  in check_file_status()
99 int pt_sec_posix_map(struct pt_section *section, int fd)  in pt_sec_posix_map()  argument
106 	if (!section)  in pt_sec_posix_map()
109 	offset = section->offset;  in pt_sec_posix_map()
110 	size = section->size;  in pt_sec_posix_map()
120 	if (size < section->size)  in pt_sec_posix_map()
145 	section->mapping = mapping;  in pt_sec_posix_map()
146 	section->unmap = pt_sec_posix_unmap;  in pt_sec_posix_map()
147 	section->read = pt_sec_posix_read;  in pt_sec_posix_map()
148 	section->memsize = pt_sec_posix_memsize;  in pt_sec_posix_map()
157 static int pt_sec_posix_map_success(struct pt_section *section)  in pt_sec_posix_map_success()  argument
162 	if (!section)  in pt_sec_posix_map_success()
165 	mcount = section->mcount + 1;  in pt_sec_posix_map_success()
167 		(void) pt_section_unlock(section);  in pt_sec_posix_map_success()
171 	section->mcount = mcount;  in pt_sec_posix_map_success()
173 	errcode = pt_section_unlock(section);  in pt_sec_posix_map_success()
177 	status = pt_section_on_map(section);  in pt_sec_posix_map_success()
186 		(void) pt_section_unmap(section);  in pt_sec_posix_map_success()
193 int pt_section_map(struct pt_section *section)  in pt_section_map()  argument
199 	if (!section)  in pt_section_map()
202 	errcode = pt_section_lock(section);  in pt_section_map()
206 	if (section->mcount)  in pt_section_map()
207 		return pt_sec_posix_map_success(section);  in pt_section_map()
209 	if (section->mapping)  in pt_section_map()
212 	filename = section->filename;  in pt_section_map()
221 	errcode = check_file_status(section, fd);  in pt_section_map()
226 	errcode = pt_sec_posix_map(section, fd);  in pt_section_map()
230 		return pt_sec_posix_map_success(section);  in pt_section_map()
243 	errcode = pt_sec_file_map(section, file);  in pt_section_map()
245 		return pt_sec_posix_map_success(section);  in pt_section_map()
254 	(void) pt_section_unlock(section);  in pt_section_map()
258 int pt_sec_posix_unmap(struct pt_section *section)  in pt_sec_posix_unmap()  argument
262 	if (!section)  in pt_sec_posix_unmap()
265 	mapping = section->mapping;  in pt_sec_posix_unmap()
266 	if (!mapping || !section->unmap || !section->read || !section->memsize)  in pt_sec_posix_unmap()
269 	section->mapping = NULL;  in pt_sec_posix_unmap()
270 	section->unmap = NULL;  in pt_sec_posix_unmap()
271 	section->read = NULL;  in pt_sec_posix_unmap()
272 	section->memsize = NULL;  in pt_sec_posix_unmap()
280 int pt_sec_posix_read(const struct pt_section *section, uint8_t *buffer,  in pt_sec_posix_read()  argument
286 	if (!buffer || !section)  in pt_sec_posix_read()
289 	mapping = section->mapping;  in pt_sec_posix_read()
305 int pt_sec_posix_memsize(const struct pt_section *section, uint64_t *size)  in pt_sec_posix_memsize()  argument
310 	if (!section || !size)  in pt_sec_posix_memsize()
313 	mapping = section->mapping;  in pt_sec_posix_memsize()