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Searched refs:backing_file (Results 1 – 5 of 5) sorted by relevance

/Linux-v5.4/arch/um/drivers/
Dcow_user.c25 char backing_file[PATH_LEN_V1]; member
44 char backing_file[PATH_LEN_V2]; member
93 char backing_file[PATH_LEN_V3]; member
105 char backing_file[PATH_LEN_V3]; member
196 int write_cow_header(char *cow_file, int fd, char *backing_file, in write_cow_header() argument
220 if (strlen(backing_file) > sizeof(header->backing_file) - 1) { in write_cow_header()
223 "limited to %zd characters\n", backing_file, in write_cow_header()
224 sizeof(header->backing_file) - 1); in write_cow_header()
228 if (absolutize(header->backing_file, sizeof(header->backing_file), in write_cow_header()
229 backing_file)) in write_cow_header()
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Dcow.h7 extern int init_cow_file(int fd, char *cow_file, char *backing_file,
18 extern int write_cow_header(char *cow_file, int fd, char *backing_file,
Dubd_kern.c267 char *backing_file; in ubd_setup_common() local
363 backing_file = strchr(str, ','); in ubd_setup_common()
365 if (backing_file == NULL) in ubd_setup_common()
366 backing_file = strchr(str, ':'); in ubd_setup_common()
368 if(backing_file != NULL){ in ubd_setup_common()
374 *backing_file = '\0'; in ubd_setup_common()
375 backing_file++; in ubd_setup_common()
380 ubd_dev->cow.file = backing_file; in ubd_setup_common()
563 char *backing_file; in ubd_file_size() local
579 err = read_cow_header(file_reader, &fd, &version, &backing_file, \ in ubd_file_size()
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/Linux-v5.4/Documentation/ABI/testing/
Dsysfs-block-loop10 What: /sys/block/loopX/loop/backing_file
/Linux-v5.4/drivers/block/
Dloop.c815 LOOP_ATTR_RO(backing_file);