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| author | Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> | 2009-08-05 11:42:37 +0200 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2009-09-23 14:56:47 +0200 |
| commit | 6c189d8312246af776c2587c233d6afcf3714438 (patch) | |
| tree | 4d1667bf0129d412c9101c48719a9f272880b45b | |
| parent | lguest: use PGDIR_SHIFT for PAE code to allow different PAGE_OFFSET (diff) | |
| download | linux-6c189d8312246af776c2587c233d6afcf3714438.tar.xz linux-6c189d8312246af776c2587c233d6afcf3714438.zip | |
lguest: cleanup for map_switcher()
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>
| -rw-r--r-- | 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 1e2cb846b3c9..8744d24ac6e6 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); } /* |