Lines Matching refs:backing_file
158 if (bdrv_pread(bs->file, header.backing_file_offset, bs->backing_file, len) != len)
160 bs->backing_file[len] = '\0';
748 const char *backing_file = NULL;
757 backing_file = options->value.s;
773 if (backing_file) {
774 if (strcmp(backing_file, "fat:")) {
776 backing_filename_len = strlen(backing_file);
781 backing_file = NULL;
808 if (backing_file) {
809 ret = qemu_write_full(fd, backing_file, backing_filename_len);