Messages in this thread Patch in this message | | | Date | Wed, 05 Aug 2009 17:42:37 +0800 | From | Xiao Guangrong <> | Subject | [PATCH] lguest: cleanup for map_switcher() |
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We can use alloc_page() instead of get_zeroed_page() and virt_to_page()
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> --- drivers/lguest/core.c | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/lguest/core.c b/drivers/lguest/core.c index 1e2cb84..b639019 100644 --- a/drivers/lguest/core.c +++ b/drivers/lguest/core.c @@ -67,12 +67,11 @@ static __init int map_switcher(void) * so we make sure they're zeroed. */ for (i = 0; i < TOTAL_SWITCHER_PAGES; i++) { - unsigned long addr = get_zeroed_page(GFP_KERNEL); - if (!addr) { + switcher_page[i] = alloc_page(GFP_KERNEL|__GFP_ZERO); + if (!switcher_page[i]) err = -ENOMEM; goto free_some_pages; } - switcher_page[i] = virt_to_page(addr); } /* -- 1.6.1.2
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