tree 1634d6ce2eaec1c05034735b6a82f05894cfea95
parent f35368dd1cef11cdd310b07c74d74f45e3469c64
author Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> 1332540135 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1332547116 -0700

prio_tree: simplify prio_tree_expand()

In current code, the deleted-node is recorded from first to last,
actually, we can directly attach these node on 'node' we will insert as
the left child, it can let the code more readable.

Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>