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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>,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] xhci: clear root port wake on bits if controller isn't wake-up capable
Date: Wed, 11 Jun 2014 08:26:04 -0700	[thread overview]
Message-ID: <20140611152604.GA27630@kroah.com> (raw)
In-Reply-To: <1402439120-78151-1-git-send-email-baolu.lu@linux.intel.com>

On Wed, Jun 11, 2014 at 06:25:20AM +0800, Lu Baolu wrote:
> When the xHCI PCI host is suspended, if do_wakeup is false in xhci_pci_suspend,
> xhci_bus_suspend needs to clear all root port wake on bits. Otherwise some Intel
> platform may get a spurious wakeup, even if PCI PME# is disabled.
> 
> http://marc.info/?l=linux-usb&m=138194006009255&w=2
> 
> Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
> ---
>  drivers/usb/host/xhci-hub.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)

Should this also be a stable kernel patch?  If so, how far back?

thanks,

greg k-h

  reply	other threads:[~2014-06-11 15:22 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-10 22:25 [PATCH 1/1] xhci: clear root port wake on bits if controller isn't wake-up capable Lu Baolu
2014-06-11 15:26 ` Greg Kroah-Hartman [this message]
2014-06-12  1:18   ` baolu

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