From: Mathias Nyman <mathias.nyman@linux.intel.com>
To: Peter Chen <peter.chen@nxp.com>, mathias.nyman@intel.com
Cc: linux-usb@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH 1/1] usb: xhci: fix spinlock recursion for USB2 test mode
Date: Thu, 20 Jul 2017 14:12:15 +0300 [thread overview]
Message-ID: <5970900F.5000006@linux.intel.com> (raw)
In-Reply-To: <1500449288-21009-1-git-send-email-peter.chen@nxp.com>
On 19.07.2017 10:28, Peter Chen wrote:
> Both xhci_hub_control and xhci_disable_slot tries to hold spinlock, the
> spinlock recursion occurs when enters USB2 test mode. Fix it by unlock
> spinlock before calling xhci_disable_slot.
>
> Cc: <stable@vger.kernel.org>
> Fixes: 0f1d832ed1fb ("usb: xhci: Add port test modes support for usb2")
> Signed-off-by: Peter Chen <peter.chen@nxp.com>
Thanks, adding
-Mathias
prev parent reply other threads:[~2017-07-20 11:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-19 7:28 [PATCH 1/1] usb: xhci: fix spinlock recursion for USB2 test mode Peter Chen
2017-07-20 11:12 ` Mathias Nyman [this message]
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