lguest: cleanup for map_switcher()
authorXiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Wed, 5 Aug 2009 09:42:37 +0000 (17:42 +0800)
committerRusty Russell <rusty@rustcorp.com.au>
Wed, 23 Sep 2009 12:56:47 +0000 (22:26 +0930)
We can use alloc_page() instead of get_zeroed_page() and virt_to_page()

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

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