}
if (growable) {
- if (bdrv_file_open(&bs, name, flags)) {
+ if (bdrv_file_open(&bs, name, NULL, flags)) {
fprintf(stderr, "%s: can't open device %s\n", progname, name);
return 1;
}
} else {
bs = bdrv_new("hda");
- if (bdrv_open(bs, name, flags, NULL) < 0) {
+ if (bdrv_open(bs, name, NULL, flags, NULL) < 0) {
fprintf(stderr, "%s: can't open device %s\n", progname, name);
bdrv_delete(bs);
bs = NULL;
{
int readonly = 0;
int growable = 0;
- const char *sopt = "hVc:rsnmgkt:T:";
+ const char *sopt = "hVc:d:rsnmgkt:T:";
const struct option lopt[] = {
{ "help", 0, NULL, 'h' },
{ "version", 0, NULL, 'V' },
{ "misalign", 0, NULL, 'm' },
{ "growable", 0, NULL, 'g' },
{ "native-aio", 0, NULL, 'k' },
+ { "discard", 1, NULL, 'd' },
{ "cache", 1, NULL, 't' },
{ "trace", 1, NULL, 'T' },
{ NULL, 0, NULL, 0 }
};
int c;
int opt_index = 0;
- int flags = 0;
+ int flags = BDRV_O_UNMAP;
progname = basename(argv[0]);
case 'n':
flags |= BDRV_O_NOCACHE | BDRV_O_CACHE_WB;
break;
+ case 'd':
+ if (bdrv_parse_discard_flags(optarg, &flags) < 0) {
+ error_report("Invalid discard option: %s", optarg);
+ exit(1);
+ }
+ break;
case 'c':
add_user_command(optarg);
break;