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Commit 95e94d14 authored by Rashika's avatar Rashika Committed by Chris Mason
Browse files

btrfs: Replace multiple atomic_inc() with atomic_add() 



This patch replaces multiple atomic_inc() with atomic_add() in
delayed-inode.c to reduce source code and have few instructions
for compilation.

Reviewed-by: default avatarZach Brown <zab@redhat.com>
Signed-off-by: default avatarRashika Kheria <rashika.kheria@gmail.com>
Signed-off-by: default avatarJosef Bacik <jbacik@fusionio.com>
Signed-off-by: default avatarChris Mason <chris.mason@fusionio.com>
parent 2e9f5954

fs/btrfs/delayed-inode.c

+4 −4
Original line number Diff line number Diff line
@@ -108,8 +108,8 @@ static struct btrfs_delayed_node *btrfs_get_delayed_node(struct inode *inode) 
			return node;

		}

		btrfs_inode->delayed_node = node;

		atomic_inc(&node->refs);	/* can be accessed */

		atomic_inc(&node->refs);	/* cached in the inode */

		/* can be accessed and cached in the inode */

		atomic_add(2, &node->refs);

		spin_unlock(&root->inode_lock);

		return node;

	}
@@ -138,8 +138,8 @@ static struct btrfs_delayed_node *btrfs_get_or_create_delayed_node( 
		return ERR_PTR(-ENOMEM);

	btrfs_init_delayed_node(node, root, ino);



	atomic_inc(&node->refs);	/* cached in the btrfs inode */

	atomic_inc(&node->refs);	/* can be accessed */

	/* cached in the btrfs inode and can be accessed */

	atomic_add(2, &node->refs);



	ret = radix_tree_preload(GFP_NOFS & ~__GFP_HIGHMEM);

	if (ret) {