From: Yves-Alexis Perez <corsac@corsac.net>
To: Hans de Goede <hdegoede@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>
Cc: linux-usb@vger.kernel.org, linux-scsi@vger.kernel.org
Subject: Re: Page allocation failure (order 7) in UAS code
Date: Tue, 01 Mar 2016 12:20:43 +0100 [thread overview]
Message-ID: <1456831243.3303.0.camel@corsac.net> (raw)
In-Reply-To: <56D573CF.1000600@redhat.com>
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On mar., 2016-03-01 at 11:49 +0100, Hans de Goede wrote:
> Can you try building a kernel with the following line in
> drivers/usb/storage/uas.c :
>
> .can_queue = 65536, /* Is there a limit on the _host_ ? */
>
> (around line 815) Replaced with
>
> .can_queue = MAX_CMNDS,
>
> That should help as MAX_CMNDS is 256, so claiming that we can queue more
> is not helpful, and that likely is what is causing this quite high order
> alloc.
Hi,
I've rebuilt a 4.4.3 + above patch. I'll report back in few hours to see if I
can still reproduce.
Regards,
--
Yves-Alexis
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next prev parent reply other threads:[~2016-03-01 11:20 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-01 9:42 Page allocation failure (order 7) in UAS code Yves-Alexis Perez
2016-03-01 10:49 ` Hans de Goede
2016-03-01 11:20 ` Yves-Alexis Perez [this message]
[not found] ` <56D573CF.1000600-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-03-04 7:13 ` Yves-Alexis Perez
2016-03-04 7:18 ` Hans de Goede
2016-03-04 13:28 ` Yves-Alexis Perez
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