summary refs log tree commit diff
path: root/kernel/kexec.c
diff options
context:
space:
mode:
authorJan Beulich <JBeulich@novell.com>2010-10-26 14:22:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-26 16:52:13 -0700
commit3ecb01df3261d3b1f02ccfcf8384e2a255d2a1d0 (patch)
tree1fe91114d8829a511db48d757c787cfede3b929c /kernel/kexec.c
parentb6472776816af1ed52848c93d26e3edb3b17adab (diff)
downloadlinux-3ecb01df3261d3b1f02ccfcf8384e2a255d2a1d0.tar.gz
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.c2
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)