linux-kernel - [GIT PULL] x86 fixlet

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Message-ID: <20090611150712.GA13276@elte.hu>
Date:	Thu, 11 Jun 2009 17:07:12 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: [GIT PULL] x86 fixlet

Linus,

Please pull the latest x86-fixes-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git x86-fixes-for-linus

A build warning on 32-bit slipped through (on a default-disabled 
config).

 Thanks,

	Ingo

------------------>
Thomas Gleixner (1):
      x86: memtest: use pointers of equal type for comparison


 arch/x86/mm/memtest.c |    9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/arch/x86/mm/memtest.c b/arch/x86/mm/memtest.c
index c0bedcd..18d244f 100644
--- a/arch/x86/mm/memtest.c
+++ b/arch/x86/mm/memtest.c
@@ -40,21 +40,20 @@ static void __init reserve_bad_mem(u64 pattern, u64 start_bad, u64 end_bad)
 
 static void __init memtest(u64 pattern, u64 start_phys, u64 size)
 {
-	u64 *p;
-	void *start, *end;
+	u64 *p, *start, *end;
 	u64 start_bad, last_bad;
 	u64 start_phys_aligned;
-	size_t incr;
+	const size_t incr = sizeof(pattern);
 
-	incr = sizeof(pattern);
 	start_phys_aligned = ALIGN(start_phys, incr);
 	start = __va(start_phys_aligned);
-	end = start + size - (start_phys_aligned - start_phys);
+	end = start + (size - (start_phys_aligned - start_phys)) / incr;
 	start_bad = 0;
 	last_bad = 0;
 
 	for (p = start; p < end; p++)
 		*p = pattern;
+
 	for (p = start; p < end; p++, start_phys_aligned += incr) {
 		if (*p == pattern)
 			continue;
--
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