netdev - Re: [PATCH 0/7] USB: don't recover device if suspend fails in system sleep

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Message-ID: <CACVXFVPn1Y+t-adOZDuiX1Zz4Jsj4OiD2TjOe+vT7fk3ZjFZQg@mail.gmail.com>
Date:	Tue, 5 Mar 2013 13:14:08 +0800
From:	Ming Lei <ming.lei@...onical.com>
To:	"David S. Miller" <davem@...emloft.net>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Kosina <jkosina@...e.cz>
Cc:	Alan Stern <stern@...land.harvard.edu>,
	Oliver Neukum <oneukum@...e.de>, netdev@...r.kernel.org,
	linux-usb@...r.kernel.org, linux-input@...r.kernel.org
Subject: Re: [PATCH 0/7] USB: don't recover device if suspend fails in system sleep

On Tue, Mar 5, 2013 at 12:01 PM, Ming Lei <ming.lei@...onical.com> wrote:
> Hi,
>
> This patch adds comments on interface driver suspend callback
> to emphasize that the failure return value is ignored by
> USB core in system sleep context, so do not try to recover
> device for this case, otherwise the URB traffic scheduled
> in recovery of failure path may cross system sleep, and may
> cause problems.
>
> Also fixes the USB serial, HID and several usbnet drivers
> which may recover device in suspend failure path of system sleep.

Sorry, this patches have compile problem, so please don't apply them,
and I will send v1 later.


Thanks,
--
Ming Lei
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