linux-kernel - Re: [PATCH] x86-64, doc: update to account for file shuffling

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Message-ID: <20141209225157.GM25677@wotan.suse.de>
Date:	Tue, 9 Dec 2014 23:51:57 +0100
From:	"Luis R. Rodriguez" <mcgrof@...e.com>
To:	Borislav Petkov <bp@...e.de>
Cc:	"Luis R. Rodriguez" <mcgrof@...not-panic.com>, hpa@...or.com,
	linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
	x86@...nel.org
Subject: Re: [PATCH] x86-64, doc: update to account for file shuffling

On Tue, Dec 09, 2014 at 06:27:09PM +0100, Borislav Petkov wrote:
> On Mon, Dec 08, 2014 at 02:54:01PM -0800, Luis R. Rodriguez wrote:
> > From: "Luis R. Rodriguez" <mcgrof@...e.com>
> > 
> > While at it, also refer to the 32 bit entry file.
> > 
> > Cc: H. Peter Anvin <hpa@...or.com>
> > Cc: Borislav Petkov <bp@...e.de>
> > Cc: linux-kernel@...r.kernel.org
> > Cc: linux-doc@...r.kernel.org
> > Cc: x86@...nel.org
> > Signed-off-by: Luis R. Rodriguez <mcgrof@...e.com>
> > ---
> >  Documentation/x86/entry_64.txt | 6 ++++--
> >  1 file changed, 4 insertions(+), 2 deletions(-)
> > 
> > diff --git a/Documentation/x86/entry_64.txt b/Documentation/x86/entry_64.txt
> > index bc7226e..4796392 100644
> > --- a/Documentation/x86/entry_64.txt
> > +++ b/Documentation/x86/entry_64.txt
> > @@ -7,9 +7,11 @@ http://lkml.kernel.org/r/<20110529191055.GC9835%40elte.hu>
> >  The x86 architecture has quite a few different ways to jump into
> >  kernel code.  Most of these entry points are registered in
> >  arch/x86/kernel/traps.c and implemented in arch/x86/kernel/entry_64.S
> > -and arch/x86/ia32/ia32entry.S.
> > +for 64-bit, arch/x86/kernel/entry_32.S for 32-bit and finally
> > +arch/x86/ia32/ia32entry.S which allows to run legacy 32-bit programs
> > +under a 64-bit kernel.
> 
> Make that "... which implements the 32-bit compatibility syscall entry
> points and thus provides for 32-bit processes to execute syscalls when
> running on 64-bit kernels."
> 
> Or something like that. In any case, a bit more precise sounds better to
> me.

OK thanks for the review.

 Luis
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