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(parent: 8c7da7c) | patch
btrfs: add metadata_uuid to FS_INFO ioctl
authorJohannes Thumshirn <johannes.thumshirn@wdc.com>
Mon, 13 Jul 2020 12:29:00 +0000 (21:29 +0900)
committerDavid Sterba <dsterba@suse.com>
Mon, 27 Jul 2020 10:55:43 +0000 (12:55 +0200)
commit39b99428a37bc0d43f3a80cd893b77ffe2e281ca
tree4a50383d6c465d8e11d4838153c28382f35f1dddtree | snapshot
parent8c7da7c12cc1984b0537164527bb84def1a67b45commit | diff
btrfs: add metadata_uuid to FS_INFO ioctl

Add retrieval of the filesystem's metadata UUID to the fsinfo ioctl.
This is driven by setting the BTRFS_FS_INFO_FLAG_METADATA_UUID flag in
btrfs_ioctl_fs_info_args::flags.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/ioctl.c diff | blob | history
include/uapi/linux/btrfs.h diff | blob | history
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