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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Lu Baolu <baolu.lu@linux.intel.com>
Cc: Mathias Nyman <mathias.nyman@intel.com>,
	Alan Stern <stern@rowland.harvard.edu>,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 3/3] usb: xhci: remove stop device and ring doorbell in hub control and bus suspend
Date: Fri, 8 May 2015 13:01:12 +0200	[thread overview]
Message-ID: <20150508110112.GB30150@kroah.com> (raw)
In-Reply-To: <1431080788-20674-4-git-send-email-baolu.lu@linux.intel.com>

On Fri, May 08, 2015 at 06:26:28PM +0800, Lu Baolu wrote:
> There is no need to call xhci_stop_device() and xhci_ring_device() in
> hub control and bus suspend functions since all device suspend and
> resume have been notified through device_suspend/device_resume interfaces.

Does this mean that after patch 2, things are broken and require this
patch to prevent problems?

I don't want to have any patch to make the system unstable.

thanks,

greg k-h

  reply	other threads:[~2015-05-08 11:01 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-08 10:26 [PATCH v4 0/3] usb: notify hcd when USB device suspend or resume Lu Baolu
2015-05-08 10:26 ` [PATCH v4 1/3] " Lu Baolu
2015-05-08 14:35   ` Alan Stern
2015-05-08 10:26 ` [PATCH v4 2/3] usb: xhci: implement device_suspend/device_resume entries Lu Baolu
2015-05-08 10:26 ` [PATCH v4 3/3] usb: xhci: remove stop device and ring doorbell in hub control and bus suspend Lu Baolu
2015-05-08 11:01   ` Greg Kroah-Hartman [this message]
2015-05-08 23:37     ` Lu, Baolu

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