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btrfs-progs: mkfs: allow DUP on multidev fs, only warn 

The DUP profile can work on multiple filesystems, the limitation is
rather artificial. Let the user make the decision and print a warning.

Signed-off-by: David Sterba <dsterba@suse.com>
master
David Sterba 2016-03-16 18:08:33 +01:00
parent 7b80b76386
commit c7f72072bd
1 changed files with 1 additions and 3 deletions
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4
utils.c
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@ -2461,9 +2461,7 @@ int test_num_disk_vs_raid(u64 metadata_profile, u64 data_profile,
if (dev_cnt > 1 &&
((metadata_profile | data_profile) & BTRFS_BLOCK_GROUP_DUP)) {
fprintf(stderr,
"ERROR: DUP is not allowed when FS has multiple devices\n");
return 1;
warning("DUP is not recommended on filesystem with multiple devices");
}
if (metadata_profile & ~allowed) {
fprintf(stderr,