X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=crypto%2Fxor.c;h=fc5b836f343084f74b76f516133adbe455e04ab7;hb=45bd00d31de886f8425b4dd33204b911b0a466a9;hp=996b6ee57d9e3fb3ff48251ea9ee01d405b648ad;hpb=cd208bcc7cb0acd851e25c951ec2a9c14b084eab;p=deliverable%2Flinux.git

diff --git a/crypto/xor.c b/crypto/xor.c
index 996b6ee57d9e..fc5b836f3430 100644
--- a/crypto/xor.c
+++ b/crypto/xor.c
@@ -101,7 +101,12 @@ calibrate_xor_blocks(void)
 	void *b1, *b2;
 	struct xor_block_template *f, *fastest;
 
-	b1 = (void *) __get_free_pages(GFP_KERNEL, 2);
+	/*
+	 * Note: Since the memory is not actually used for _anything_ but to
+	 * test the XOR speed, we don't really want kmemcheck to warn about
+	 * reading uninitialized bytes here.
+	 */
+	b1 = (void *) __get_free_pages(GFP_KERNEL | __GFP_NOTRACK, 2);
 	if (!b1) {
 		printk(KERN_WARNING "xor: Yikes!  No memory available.\n");
 		return -ENOMEM;