From bf928c8e17d430da60b71a8c616dc0b41215e1ee Mon Sep 17 00:00:00 2001 From: Satoru Takeuchi Date: Fri, 25 Mar 2016 10:55:34 +0900 Subject: [PATCH] btrfs-progs: mkfs: fix an error when using DUP on multidev fs To accept DUP on multidev fs, in addition to the following commit, we need to mark DUP as an allowed data/metadata profile. commit 42f1279bf8e9 ("btrfs-progs: mkfs: allow DUP on multidev fs, only warn") * actual result ============================================= # ./mkfs.btrfs -f -m DUP -d DUP /dev/sdb1 /dev/sdb2 btrfs-progs v4.5-24-ga35b7e6 See http://btrfs.wiki.kernel.org for more information. WARNING: DUP is not recommended on filesystem with multiple devices ERROR: unable to create FS with metadata profile DUP (have 2 devices but 1 devices are required) ============================================= * expected result ============================================= # ./mkfs.btrfs -f -m dup -d dup /dev/sdb1 /dev/sdb2 WARNING: DUP is not recommended on filesystem with multiple devices btrfs-progs v4.5-25-g1a10a3c See http://btrfs.wiki.kernel.org for more information. Label: (null) UUID: 010d72ff-c87c-4516-8916-5e635719d110 Node size: 16384 Sector size: 4096 Filesystem size: 28.87GiB Block group profiles: Data: DUP 1.01GiB Metadata: DUP 1.01GiB System: DUP 12.00MiB SSD detected: no Incompat features: extref, skinny-metadata Number of devices: 2 Devices: ID SIZE PATH 1 953.00MiB /dev/sdb1 2 27.94GiB /dev/sdb2 ================================================== Signed-off-by: Satoru Takeuchi Signed-off-by: David Sterba --- utils.c | 1 - 1 file changed, 1 deletion(-) diff --git a/utils.c b/utils.c index 75ce6ea..7e45702 100644 --- a/utils.c +++ b/utils.c @@ -2455,7 +2455,6 @@ int test_num_disk_vs_raid(u64 metadata_profile, u64 data_profile, case 2: allowed |= BTRFS_BLOCK_GROUP_RAID0 | BTRFS_BLOCK_GROUP_RAID1 | BTRFS_BLOCK_GROUP_RAID5; - break; case 1: allowed |= BTRFS_BLOCK_GROUP_DUP; } -- 2.7.4