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From: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Date: Thu, 23 Feb 2012 19:49:45 -0500
Message-ID: <CAHGf_=q7epQdxRMpQGhZ+734dZRPbM+wdAP74NwJrKLvkxZKuQ@mail.gmail.com>
Subject: Re: [PATCH] Mark thread stack correctly in proc/<pid>/maps
To: Siddhesh Poyarekar <siddhesh.poyarekar@gmail.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        linux-fsdevel@vger.kernel.org, Jamie Lokier <jamie@shareable.org>,
        vapier@gentoo.org
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2012/2/23 KOSAKI Motohiro <kosaki.motohiro@gmail.com>:
> Hi
>
> This version makes sense to me. and I verified this change don't break
> procps tools.

Sigh. No, I missed one thing. If application use
makecontext()/swapcontext() pair,
ESP is not reliable way to detect pthread stack. At that time the
stack is still marked
as anonymous memory.
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