lkml.org 
[lkml]   [2013]   [Feb]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 5/5] x86, head_32: Remove an old gcc2 fix
From
Date
ALL versions of gcc want DF=0 at all times...

Borislav Petkov <bp@alien8.de> wrote:

>From: Borislav Petkov <bp@suse.de>
>
>gcc2 wants direction flag cleared but we don't support gcc2 anymore. So
>drop it. Original patch adding this was:
>
>commit 57d40092c375d2b6d34f814f5fb306967e22c4f5
>Author: linus1 <torvalds@linuxfoundation.org>
>Date: Mon Nov 9 12:00:00 1992 -0600
>
> [PATCH] Linux-0.98.4 (November 9, 1992)
>...
>
>Signed-off-by: Borislav Petkov <bp@suse.de>
>---
> arch/x86/kernel/head_32.S | 1 -
> 1 file changed, 1 deletion(-)
>
>diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
>index 75e96d7e4e5f..fc56613224c3 100644
>--- a/arch/x86/kernel/head_32.S
>+++ b/arch/x86/kernel/head_32.S
>@@ -463,7 +463,6 @@ is486:
> xorl %eax,%eax # Clear LDT
> lldt %ax
>
>- cld # gcc2 wants the direction flag cleared at all times
> pushl $0 # fake return address for unwinder
> jmp *(initial_code)
>

--
Sent from my mobile phone. Please excuse brevity and lack of formatting.


\
 
 \ /
  Last update: 2013-02-09 22:21    [W:1.047 / U:0.084 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site