From: Linus Torvalds <torvalds@linux-foundation.org>
To: Roland McGrath <roland@redhat.com>
Cc: Chuck Ebbert <cebbert@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH x86/mm 6/6] x86-64 ia32 ptrace get/putreg32 current task
Date: Thu, 29 Nov 2007 14:34:52 -0800 (PST) [thread overview]
Message-ID: <alpine.LFD.0.9999.0711291434270.8458@woody.linux-foundation.org> (raw)
In-Reply-To: <20071129222531.EFEA826F8E7@magilla.localdomain>
On Thu, 29 Nov 2007, Roland McGrath wrote:
>
> Um, really? This is x86-64 code. AIUI those values don't have any effect
> at all in 64-bit mode (as the kernel is). I haven't found any code in
> entry_64.S or ia32entry.S that touches them. __switch_to uses direct
> access to the segment registers just as I've done.
Yes, you're right, I just looked at the ia32 part and didn't read your
patches right.
Linus
next prev parent reply other threads:[~2007-11-29 22:36 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-29 0:38 [PATCH x86/mm 1/6] x86-64 ia32 ptrace pt_regs cleanup Roland McGrath
2007-11-29 0:40 ` [PATCH x86/mm 2/6] x86-64 ptrace whitespace Roland McGrath
2007-11-29 0:40 ` [PATCH x86/mm 3/6] x86-32 " Roland McGrath
2007-11-29 0:41 ` [PATCH x86/mm 4/6] x86-64 ptrace get/putreg current task Roland McGrath
2007-11-29 17:39 ` Christoph Hellwig
2007-11-29 0:42 ` [PATCH x86/mm 5/6] x86-32 " Roland McGrath
2007-11-29 0:42 ` [PATCH x86/mm 6/6] x86-64 ia32 ptrace get/putreg32 " Roland McGrath
2007-11-29 17:34 ` Chuck Ebbert
2007-11-29 18:09 ` Linus Torvalds
2007-11-29 18:16 ` H. Peter Anvin
2007-11-29 18:31 ` Linus Torvalds
2007-11-29 18:45 ` H. Peter Anvin
2007-11-29 19:08 ` Linus Torvalds
2007-11-29 19:16 ` H. Peter Anvin
2007-11-29 19:27 ` Andi Kleen
2007-11-29 19:44 ` Ingo Molnar
2007-11-29 20:01 ` H. Peter Anvin
2007-12-01 23:44 ` Jeremy Fitzhardinge
2007-11-29 19:49 ` Linus Torvalds
2007-11-29 20:11 ` Andi Kleen
2007-11-29 20:23 ` Linus Torvalds
2007-11-29 18:17 ` Chuck Ebbert
2007-11-29 18:23 ` H. Peter Anvin
2007-11-29 22:25 ` Roland McGrath
2007-11-29 22:34 ` Linus Torvalds [this message]
2007-11-29 22:21 ` Roland McGrath
2007-11-29 23:00 ` Chuck Ebbert
2007-11-29 10:39 ` [PATCH x86/mm 1/6] x86-64 ia32 ptrace pt_regs cleanup Ingo Molnar
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