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: Zach Brown <zab@redhat.com> Signed-off-by: Rashika Kheria <rashika.kheria@gmail.com> Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
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@ -108,8 +108,8 @@ static struct btrfs_delayed_node *btrfs_get_delayed_node(struct inode *inode)
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return node;
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}
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btrfs_inode->delayed_node = node;
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atomic_inc(&node->refs); /* can be accessed */
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atomic_inc(&node->refs); /* cached in the inode */
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/* can be accessed and cached in the inode */
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atomic_add(2, &node->refs);
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spin_unlock(&root->inode_lock);
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return node;
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}
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@ -138,8 +138,8 @@ again:
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return ERR_PTR(-ENOMEM);
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btrfs_init_delayed_node(node, root, ino);
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atomic_inc(&node->refs); /* cached in the btrfs inode */
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atomic_inc(&node->refs); /* can be accessed */
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/* cached in the btrfs inode and can be accessed */
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atomic_add(2, &node->refs);
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ret = radix_tree_preload(GFP_NOFS & ~__GFP_HIGHMEM);
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if (ret) {
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