From: Rashika Date: Wed, 30 Oct 2013 21:42:42 +0000 (+0530) Subject: btrfs: Replace multiple atomic_inc() with atomic_add() X-Git-Tag: v3.13-rc3~10^2~37 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=95e94d14b42c1992493ce72492351d4601b274fe;p=profile%2Fcommon%2Fkernel-common.git 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 Signed-off-by: Rashika Kheria Signed-off-by: Josef Bacik Signed-off-by: Chris Mason --- diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index df1a496..af2ecca 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -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 @@ again: 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) {