linux-kernel - [PATCH v2 0/2] aio: ioctx_table/rcu_read

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Message-ID: <20140430141552.GA18539@redhat.com>
Date:	Wed, 30 Apr 2014 16:15:52 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Benjamin LaHaise <bcrl@...ck.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Kent Overstreet <kmo@...erainc.com>,
	Al Viro <viro@...iv.linux.org.uk>, linux-aio@...ck.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 0/2] aio: ioctx_table/rcu_read_lock cleanups

On 04/29, Benjamin LaHaise wrote:
>
> Whoops, it's not whitespace damange, but rather that it doesn't apply with
> the other changes that are queued up in the aio-next tree.  You can find a
> copy of that tree at git://git.kvack.org/~bcrl/aio-next.git .  The change
> that conflicts is an additional parameter to kill_ioctx().

Please see v2. Rebased, added another untested cleanup.

Kent, it seems that you agree at least with 1/2, I'll appreciate your ack ;)

And it seems that we can kill mm->ioctx_lock, with the minimal complications
we can move it into kioctx_table, but this is minor.

Oleg.

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