67     int fd;  member
293         f->fd = open(f->file, O_RDWR | O_CREAT, 0644);  in extstore_init()
294         if (f->fd < 0) {  in extstore_init()
308         if (fcntl(f->fd, F_SETLK, &lock) < 0) {  in extstore_init()
313         if (ftruncate(f->fd, 0) < 0) {  in extstore_init()
356         e->pages[i].fd = f->fd;  in extstore_init()
904                         ret = lseek(p->fd, p->offset + cur_io->offset, SEEK_SET);  in extstore_io_thread()
907                                 ret = read(p->fd, cur_io->buf, cur_io->len);  in extstore_io_thread()
909                                 ret = readv(p->fd, cur_io->iov, cur_io->iovcnt);  in extstore_io_thread()
914 …                          ret = pread(p->fd, cur_io->buf, cur_io->len, p->offset + cur_io->offset);  in extstore_io_thread()
916 …                      ret = preadv(p->fd, cur_io->iov, cur_io->iovcnt, p->offset + cur_io->offset);  in extstore_io_thread()
925                     ret = pwrite(p->fd, cur_io->buf, cur_io->len, p->offset + cur_io->offset);  in extstore_io_thread()