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 3.10-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-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From e5bfeab0ad515b4f6df39fe716603e9dc6d3dfd0 Mon Sep 17 00:00:00 2001
From: Roger Quadros <rogerq@xxxxxx>
Date: Mon, 21 Sep 2015 17:46:13 +0300
Subject: usb: xhci: Clear XHCI_STATE_DYING on start
From: Roger Quadros <rogerq@xxxxxx>
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 <rogerq@xxxxxx>
Signed-off-by: Mathias Nyman <mathias.nyman@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
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
@@ -139,7 +139,8 @@ 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@xxxxxx are
queue-3.10/usb-xhci-clear-xhci_state_dying-on-start.patch
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