From 0138b6fe8f7ea6aa83ed7ccfcabc89b490528ce8 Mon Sep 17 00:00:00 2001 From: Byongho Lee Date: Wed, 27 Jan 2016 01:33:04 +0900 Subject: [PATCH] btrfs: simplify expression in btrfs_calc_trans_metadata_size() Simplify expression in btrfs_calc_trans_metadata_size(). Signed-off-by: Byongho Lee Reviewed-by: Stefan Behrens Signed-off-by: David Sterba --- fs/btrfs/ctree.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index bfe4a33..91449e4 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -3448,8 +3448,7 @@ u64 btrfs_csum_bytes_to_leaves(struct btrfs_root *root, u64 csum_bytes); static inline u64 btrfs_calc_trans_metadata_size(struct btrfs_root *root, unsigned num_items) { - return (root->nodesize + root->nodesize * (BTRFS_MAX_LEVEL - 1)) * - 2 * num_items; + return root->nodesize * BTRFS_MAX_LEVEL * 2 * num_items; } /* -- 2.7.4