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btrfs: Replace multiple atomic_inc() with atomic_add()

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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>
This commit is contained in:
Rashika 2013-10-31 03:12:42 +05:30 committed by Chris Mason
parent 2e9f595497
commit 95e94d14b4
1 changed files with 4 additions and 4 deletions
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8
fs/btrfs/delayed-inode.c
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@ -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) {