linux-kernel - Re: [PATCH] usb: dwc3: gadget: don't remove the request if bus-expired

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Message-ID: <87won7mzcn.fsf@linux.intel.com>
Date:   Mon, 14 Jan 2019 10:12:56 +0200
From:   Felipe Balbi <felipe.balbi@...ux.intel.com>
To:     Zeng Tao <prime.zeng@...ilicon.com>
Cc:     Zeng Tao <prime.zeng@...ilicon.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb: dwc3: gadget: don't remove the request if bus-expired


Hi,

Zeng Tao <prime.zeng@...ilicon.com> writes:
> We have already returned EAGAIN for bus-expiry, and it's designed to
> start with a future Frame number and start the transfer again. So we
> should not remove the request for that case.
>
> Signed-off-by: Zeng Tao <prime.zeng@...ilicon.com>

Do we need a Fixes tag here? How about Cc stable? Can you share
tracepoints exposing the problem?


thanks

-- 
balbi

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