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From: Johan Hovold <johan@kernel.org>
To: Jeremiah Mahler <jmmahler@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Johan Hovold <johan@kernel.org>,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/2] usb: serial: handle -ENODEV and -EPROTO quietly
Date: Tue, 16 Dec 2014 12:46:14 +0100	[thread overview]
Message-ID: <20141216114614.GI6778@localhost> (raw)
In-Reply-To: <20141216071037.GA3487@newt.localdomain>

On Mon, Dec 15, 2014 at 11:10:37PM -0800, Jeremiah Mahler wrote:

> Perhaps something at a lower level could return a more apt error number
> such as -ENODEV.  Then there would be no conflict with -EPROTO.

I'm afraid it's not possible to differentiate between a disconnected and
malfunctioning device in that short window before the disconnect is
reported and processes by the hub driver.

> I will look in to it again and re-submit the patches.

Let's see what comes out of this discussion first.

Thanks,
Johan

  reply	other threads:[~2014-12-16 11:46 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-11 23:29 [PATCH 0/2] usb: serial: handle -ENODEV and -EPROTO quietly Jeremiah Mahler
2014-12-11 23:29 ` [PATCH 1/2] usb: serial: handle -EPROTO quietly in generic_read_bulk Jeremiah Mahler
2014-12-11 23:29 ` [PATCH 2/2] usb: serial: handle -ENODEV quietly in generic_submit_read_urb Jeremiah Mahler
2014-12-16 11:49   ` Johan Hovold
2014-12-15 10:23 ` [PATCH 0/2] usb: serial: handle -ENODEV and -EPROTO quietly Johan Hovold
2014-12-15 12:53   ` Jeremiah Mahler
2014-12-15 16:38     ` Greg Kroah-Hartman
2014-12-16  7:10       ` Jeremiah Mahler
2014-12-16 11:46         ` Johan Hovold [this message]
2014-12-16 11:42       ` Johan Hovold
2014-12-20  9:11 ` [PATCH v2 " Jeremiah Mahler
2014-12-20  9:11   ` [PATCH v2 1/2] usb: serial: handle -EPROTO quietly in generic_read_bulk Jeremiah Mahler
2014-12-20 12:32     ` Sergei Shtylyov
2014-12-20 12:59       ` Jeremiah Mahler
2014-12-20 16:17         ` [PATCH v2b " Jeremiah Mahler
2014-12-20  9:11   ` [PATCH v2 2/2] usb: serial: handle -ENODEV quietly in generic_submit_read_urb Jeremiah Mahler
2015-01-11  0:44   ` [RESEND PATCH v2 0/2] usb: serial: handle -ENODEV and -EPROTO quietly Jeremiah Mahler
2015-01-11  0:44   ` [RESEND PATCH v2 1/2] usb: serial: handle -EPROTO quietly in generic_read_bulk Jeremiah Mahler
2015-01-11 11:36     ` Johan Hovold
2015-01-11 13:31       ` Jeremiah Mahler
2015-01-11  0:44   ` [RESEND PATCH v2 2/2] usb: serial: handle -ENODEV quietly in generic_submit_read_urb Jeremiah Mahler
2015-01-11 13:42   ` [PATCH v3 0/2] usb: serial: silence non-critical unplug read errors Jeremiah Mahler
2015-01-11 13:42     ` [PATCH v3 1/2] usb: serial: silence all non-critical " Jeremiah Mahler
2015-01-11 13:42     ` [PATCH v3 2/2] usb: serial: handle -ENODEV quietly in generic_submit_read_urb Jeremiah Mahler
2015-01-12  9:27     ` [PATCH v3 0/2] usb: serial: silence non-critical unplug read errors Johan Hovold

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