seq_file: Add helpers for iteration over a hlist

Some places in kernel need to iterate over a hlist in seq_file,
so provide some common helpers.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Li Zefan 2010-02-08 23:18:22 +00:00 • committed by David S. Miller
commit 66655de6d1
2 changed files with 67 additions and 3 deletions