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From: Alexander Kuleshov <kuleshovmail@gmail.com>
To: "H. Peter Anvin" <hpa@zytor.com>, x86@kernel.org
Cc: linux-kernel@vger.kernel.org,
	Alexander Kuleshov <kuleshovmail@gmail.com>
Subject: [PATCH] x86: Remove excess calculations for heap_end_ptr
Date: Fri, 26 Dec 2014 18:22:42 +0600	[thread overview]
Message-ID: <1419596562-20679-1-git-send-email-kuleshovmail@gmail.com> (raw)

heap_end_ptr default value defined as _end+STACK_SZE-512, but
STACK_SIZE is already 512.

Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
---
 arch/x86/boot/header.S | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S
index 16ef025..c69b870 100644
--- a/arch/x86/boot/header.S
+++ b/arch/x86/boot/header.S
@@ -342,7 +342,7 @@ ramdisk_size:	.long	0		# its size in bytes
 bootsect_kludge:
 		.long	0		# obsolete
 
-heap_end_ptr:	.word	_end+STACK_SIZE-512
+heap_end_ptr:	.word	_end
 					# (Header version 0x0201 or later)
 					# space from here (exclusive) down to
 					# end of setup code can be used by setup
-- 
2.2.1.201.gbbcefff


             reply	other threads:[~2014-12-26 12:23 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-26 12:22 Alexander Kuleshov [this message]
2014-12-26 14:35 ` Jeremiah Mahler
2014-12-26 17:03   ` Alexander Kuleshov
2014-12-26 17:04     ` H. Peter Anvin

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