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-rw-r--r--fs/btrfs/volumes.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 7b38d0668b5..cc2eadaf7a2 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -126,6 +126,7 @@ struct btrfs_fs_devices {
struct btrfs_bio_stripe {
struct btrfs_device *dev;
u64 physical;
+ u64 length; /* only used for discard mappings */
};
struct btrfs_multi_bio {