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| author | Jan Beulich <JBeulich@novell.com> | 2010-10-26 14:22:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-26 16:52:13 -0700 |
| commit | 3ecb01df3261d3b1f02ccfcf8384e2a255d2a1d0 (patch) | |
| tree | 1fe91114d8829a511db48d757c787cfede3b929c /kernel/kexec.c | |
| parent | b6472776816af1ed52848c93d26e3edb3b17adab (diff) | |
| download | lwn-3ecb01df3261d3b1f02ccfcf8384e2a255d2a1d0.tar.gz lwn-3ecb01df3261d3b1f02ccfcf8384e2a255d2a1d0.zip | |
use clear_page()/copy_page() in favor of memset()/memcpy() on whole pages
After all that's what they are intended for.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/kexec.c')
| -rw-r--r-- | kernel/kexec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/kexec.c b/kernel/kexec.c index c0613f7d6730..b55045bc7563 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -816,7 +816,7 @@ static int kimage_load_normal_segment(struct kimage *image, ptr = kmap(page); /* Start with a clear page */ - memset(ptr, 0, PAGE_SIZE); + clear_page(ptr); ptr += maddr & ~PAGE_MASK; mchunk = PAGE_SIZE - (maddr & ~PAGE_MASK); if (mchunk > mbytes) |