From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:39231 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752558AbbJQUuK (ORCPT ); Sat, 17 Oct 2015 16:50:10 -0400 Subject: Patch "usb: xhci: Clear XHCI_STATE_DYING on start" has been added to the 4.2-stable tree To: rogerq@ti.com, gregkh@linuxfoundation.org, mathias.nyman@linux.intel.com Cc: , From: Date: Sat, 17 Oct 2015 13:50:09 -0700 Message-ID: <144511500915553@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled usb: xhci: Clear XHCI_STATE_DYING on start to the 4.2-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: usb-xhci-clear-xhci_state_dying-on-start.patch and it can be found in the queue-4.2 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From e5bfeab0ad515b4f6df39fe716603e9dc6d3dfd0 Mon Sep 17 00:00:00 2001 From: Roger Quadros Date: Mon, 21 Sep 2015 17:46:13 +0300 Subject: usb: xhci: Clear XHCI_STATE_DYING on start From: Roger Quadros commit e5bfeab0ad515b4f6df39fe716603e9dc6d3dfd0 upstream. For whatever reason if XHCI died in the previous instant then it will never recover on the next xhci_start unless we clear the DYING flag. Signed-off-by: Roger Quadros Signed-off-by: Mathias Nyman Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/xhci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -146,7 +146,8 @@ static int xhci_start(struct xhci_hcd *x "waited %u microseconds.\n", XHCI_MAX_HALT_USEC); if (!ret) - xhci->xhc_state &= ~XHCI_STATE_HALTED; + xhci->xhc_state &= ~(XHCI_STATE_HALTED | XHCI_STATE_DYING); + return ret; } Patches currently in stable-queue which might be from rogerq@ti.com are queue-4.2/usb-xhci-exit-early-in-xhci_setup_device-if-we-re-halted-or-dying.patch queue-4.2/usb-xhci-clear-xhci_state_dying-on-start.patch queue-4.2/usb-xhci-stop-everything-on-the-first-call-to-xhci_stop.patch queue-4.2/usb-xhci-lock-mutex-on-xhci_stop.patch