btrfs-progs uses super flag bit BTRFS_SUPER_FLAG_METADUMP_V2 (1ULL << 34).
So just define that in kernel so that we know its been used. This patch
does not add it to BTRFS_SUPER_FLAG_SUPP yet, and will continue to warn
about unsupported flag.
Signed-off-by: Anand Jain <anand.jain@xxxxxxxxxx>
---
include/uapi/linux/btrfs_tree.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h
index 6d6e5da51527..38ab0e06259a 100644
--- a/include/uapi/linux/btrfs_tree.h
+++ b/include/uapi/linux/btrfs_tree.h
@@ -456,6 +456,7 @@ struct btrfs_free_space_header {
#define BTRFS_SUPER_FLAG_SEEDING (1ULL << 32)
#define BTRFS_SUPER_FLAG_METADUMP (1ULL << 33)
+#define BTRFS_SUPER_FLAG_METADUMP_V2 (1ULL << 34)
/*
--
2.15.0
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