Date: Wed, 8 Feb 2012 19:12:22 +0100
From: Jan Kratochvil <jan.kratochvil@redhat.com>
To: Andrew Vagin <avagin@gmail.com>
Cc: Pedro Alves <palves@redhat.com>, Oleg Nesterov <oleg@redhat.com>,
        Pavel Emelyanov <xemul@parallels.com>, Tejun Heo <tj@kernel.org>,
        Andrew Vagin <avagin@openvz.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Cyrill Gorcunov <gorcunov@openvz.org>
Subject: Re: [PATCH] ptrace: add ability to get clear_tid_address
Message-ID: <20120208181222.GA12787@host2.jankratochvil.net>
References: <1328267483-3225342-1-git-send-email-avagin@openvz.org>
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 <4F2C0F13.70709@parallels.com>
 <20120203165132.GA5636@redhat.com>
 <4F31848A.9070406@redhat.com>
 <4F327B99.7020602@gmail.com>
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On Wed, 08 Feb 2012 14:41:45 +0100, Andrew Vagin wrote:
> I want to say, that when you have trouble with child_tid_address,
> you may want to get it.
> If the code is your, you may get it via prctl, but if it's not, what
> will you do?

GDB does PTRACE_ARCH_PRCTL (amd64-linux-nat.c) - without inserting any code
into the debuggee.  How it can be simplified more?


Jan
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