From: Felipe Balbi <felipe.balbi@linux.intel.com>
To: Evan Green <evgreen@google.com>, stable@vger.kernel.org
Cc: Alan Stern <stern@rowland.harvard.edu>,
Sam Protsenko <semen.protsenko@linaro.org>,
bo.he@intel.com, Doug Anderson <dianders@chromium.org>,
Stephen Boyd <swboyd@chromium.org>,
Matthias Kaehlcke <mka@chromium.org>
Subject: Re: Backporting dwc3 gadget fixes
Date: Wed, 23 Jan 2019 08:32:05 +0200 [thread overview]
Message-ID: <8736pjkhp6.fsf@linux.intel.com> (raw)
In-Reply-To: <CAE=gft6yLB1=nO7dUP1LFdHExkV+HCtHZbxeQG847noxgqnxnA@mail.gmail.com>
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Hi Evan,
Evan Green <evgreen@google.com> writes:
> Hello stablers,
>
> With the following revert being backported to stable:
> a9c859033f6ec Revert "usb: gadget: ffs: Fix BUG when userland exits
> with submitted AIO transfers"
>
> The original bug it fixed is back. I wonder if we should be
Is it so that the original bug only happens with dwc3? If so, then we
should definitely backport the series below.
> backporting the series that seems to quietly fix that issue:
> fec9095bdef4e usb: dwc3: gadget: remove wait_end_transfer
> d4f1afe5e896c usb: dwc3: gadget: move requests to cancelled_list
> d5443bbf5fc8f usb: dwc3: gadget: introduce cancelled_list
> 7746a8dfb3f9c usb: dwc3: gadget: extract dwc3_gadget_ep_skip_trbs()
> c3acd59014148 usb: dwc3: gadget: use num_trbs when skipping TRBs on ->dequeue()
> 09fe1f8d7e2f4 usb: dwc3: gadget: track number of TRBs per request
> 1a22ec6435806 usb: dwc3: gadget: combine unaligned and zero flags
>
> (Patch 1/8 of the original series was already backported). I know we
> saw this with 4.19, I'm not sure which other versions it would go
> into.
We could ask Greg to backport at least for v4.14. I'm not sure this
applies to v4.9.
--
balbi
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next prev parent reply other threads:[~2019-01-23 6:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-23 0:37 Backporting dwc3 gadget fixes Evan Green
2019-01-23 6:32 ` Felipe Balbi [this message]
2019-01-23 6:55 ` He, Bo
2019-01-23 18:46 ` Evan Green
2019-01-29 10:22 ` Greg KH
2019-01-29 19:15 ` Evan Green
2019-02-04 9:11 ` Greg KH
2019-02-04 21:13 ` Evan Green
2019-02-11 13:41 ` Greg KH
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