From: "H. Peter Anvin" <hpa@zytor.com>
To: Amerigo Wang <xiyou.wangcong@gmail.com>
Cc: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
linux-kernel@vger.kernel.org
Subject: Re: [x86] Build error at arch/x86/boot/bioscall.S
Date: Tue, 16 Jun 2009 08:15:49 -0700 [thread overview]
Message-ID: <4A37B725.8070203@zytor.com> (raw)
In-Reply-To: <20090616093056.GD6270@cr0.nay.redhat.com>
Amerigo Wang wrote:
>
> Ok, how about:
>
> - movw 68(%esp), %di
> + addl $68, %esp
> + popw %di
> + subl $66, %esp
>
This will destroy the stack if an untimely interrupt shows up.
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
next prev parent reply other threads:[~2009-06-16 18:33 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-16 7:38 [x86] Build error at arch/x86/boot/bioscall.S Tetsuo Handa
2009-06-16 8:14 ` Amerigo Wang
2009-06-16 8:25 ` Tetsuo Handa
2009-06-16 9:30 ` Amerigo Wang
2009-06-16 9:59 ` Michael S. Zick
2009-06-16 11:40 ` Tetsuo Handa
2009-06-16 15:15 ` H. Peter Anvin [this message]
2009-06-16 15:15 ` H. Peter Anvin
2009-06-16 21:43 ` Tetsuo Handa
2009-06-16 15:12 ` H. Peter Anvin
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