From: Felipe Balbi <felipe.balbi@linux.intel.com>
To: Pavel Hofman <pavel.hofman@ivitera.com>
Cc: Linux USB <linux-usb@vger.kernel.org>, Roger Quadros <rogerq@ti.com>
Subject: Re: [PATCH] usb: dwc3: gadget: fix race when disabling ep with cancelled xfers
Date: Thu, 31 Oct 2019 11:23:26 +0200 [thread overview]
Message-ID: <87k18le0a9.fsf@gmail.com> (raw)
In-Reply-To: <3cd8a46e-8c1a-84c1-eb82-27713cf16a87@ivitera.com>
Hi,
Pavel Hofman <pavel.hofman@ivitera.com> writes:
> Hi,
>
> Dne 31. 10. 19 v 10:07 Felipe Balbi napsal(a):
>> When disabling an endpoint which has cancelled requests, we should
>> make sure to giveback requests that are currently pending in the
>> cancelled list, otherwise we may fall into a situation where command
>> completion interrupt fires after endpoint has been disabled, therefore
>> causing a splat.
>>
>
> Please is this problem (and its solution) also applicable to dwc2 (i.e.
> e.g. RPi4)?
different driver, so no.
--
balbi
next prev parent reply other threads:[~2019-10-31 9:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-31 9:07 [PATCH] usb: dwc3: gadget: fix race when disabling ep with cancelled xfers Felipe Balbi
2019-10-31 9:15 ` Pavel Hofman
2019-10-31 9:23 ` Felipe Balbi [this message]
2019-10-31 10:11 ` Pavel Hofman
2019-10-31 10:47 ` Roger Quadros
2019-10-31 10:57 ` Felipe Balbi
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