linux-kernel - Re: mmap a /proc/<pid>/mem file?

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Message-ID: <m2zl417vae.fsf@igel.home>
Date:	Mon, 25 Jan 2010 22:02:17 +0100
From:	Andreas Schwab <schwab@...ux-m68k.org>
To:	Dimitry Golubovsky <golubovsky@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: mmap a /proc/<pid>/mem file?

Dimitry Golubovsky <golubovsky@...il.com> writes:

> Say I have a parent and a child processes. Can the parent process
> access the child process memory using mmap() over /proc/<pid>/mem file
> where <pid> is child's pid?

Only if the parent is the tracer of the child.

Andreas.

-- 
Andreas Schwab, schwab@...ux-m68k.org
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