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From: "Guillaume Chazarain" <guichaz@yahoo.fr>
To: "Al Viro" <viro@zeniv.linux.org.uk>
Cc: "Andrew Morton" <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] proc: return -EPERM when preventing read of /proc/*/maps
Date: Sun, 3 Feb 2008 19:20:46 +0100	[thread overview]
Message-ID: <3d8471ca0802031020r4b735f27q83317ee8facf53cc@mail.gmail.com> (raw)
In-Reply-To: <20080104151931.GC27894@ZenIV.linux.org.uk>

On Jan 4, 2008 4:19 PM, Al Viro <viro@zeniv.linux.org.uk> wrote:
> Umm...  Actually, m_next() and m_stop() both appear to be too convoluted.
>
> * m_next() never gets v == NULL
> * the only reason why we do that mmput et.al. both from ->next() and
>   ->stop() is that we try to avoid having priv->mm; why bother?
> * why the _hell_ is proc_maps_private defined in include/linux/proc_fs.h,
>   of all places?
> * while we are at it, why is it in any header at all?  Having that sucker
>   in task_mmu.c and task_nommu.c would be more than enough (and we'd avoid
>   that ifdef in definition, while we are at it).
>
> How about this:

Hi Al,

Any update on this patch?
As you completely rewrote it, I thought you would take care of pushing
it forward.

Thanks.

-- 
Guillaume

      parent reply	other threads:[~2008-02-03 18:20 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-04 13:57 Guillaume Chazarain
2008-01-04 14:14 ` Al Viro
2008-01-04 14:35   ` Guillaume Chazarain
2008-01-04 15:19     ` Al Viro
2008-01-04 16:15       ` Guillaume Chazarain
2008-02-03 18:20       ` Guillaume Chazarain [this message]

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