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Date: Thu, 26 Jul 2018 18:21:57 +0200
From: Pavel Machek <pavel@ucw.cz>
To: Alex Richman <alex.r@gblabs.co.uk>
Cc: Jeff Moyer <jmoyer@redhat.com>, linux-kernel@vger.kernel.org,
        linux-fsdevel@vger.kernel.org
Subject: Re: Very slow SYS_io_destroy()
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On Mon 2018-07-23 16:16:34, Alex Richman wrote:
> Thanks for the response.?? I'm running 4.4.123-1 from Gentoo.?? It
> also happens on 4.4.87-r1.

You may want to try 4.18 if you are out of other ideas...
								Pavel
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