From: Tim Blechmann <tim@klingt.org>
To: Arnaud POULIQUEN <arnaud.pouliquen@foss.st.com>,
Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Tim Blechmann <tim.blechmann@gmail.com>,
linux-remoteproc@vger.kernel.org,
agostino.carballeira@native-instruments.de
Subject: Re: [PATCH 1/1] rpmsg: virtio_rpmsg_bus - prevent possible race condition
Date: Wed, 13 Sep 2023 09:11:38 +0800 [thread overview]
Message-ID: <d2a303ad-4dcf-de52-38db-53695169fe33@klingt.org> (raw)
In-Reply-To: <b3374cec-946b-db27-d849-0a4ec0068b1b@klingt.org>
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On 9/13/23 09:07, Tim Blechmann wrote:
>>> virtio emits a few times:
>>> [ 404.XXXXXX] No more buffers in queue
>>> and then
>>> [ 404.588722] remoteproc remoteproc0: vq index 1 is interrupted
>>> [ 404.597249] virtqueue interrupt with no work for 6d53f13a
>>
>> Difficult to understand the scheduling with your trace. Could you
>> enable ftrace to
>> observe it (mailbox interrupts,rpmsg and virtio functions)
full trace, that my worker did (quite large, so i zipped it):
https://fileservice.klingt.org/downloads/15526951694567393180-tracefull.zip
the interesting part starts at 907.2244250
many thanks,
tim
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next prev parent reply other threads:[~2023-09-13 1:11 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-04 8:36 [PATCH 1/1] rpmsg: virtio_rpmsg_bus - prevent possible race condition Tim Blechmann
2023-09-04 13:52 ` Arnaud POULIQUEN
2023-09-04 20:43 ` Mathieu Poirier
2023-09-05 1:33 ` Tim Blechmann
2023-09-05 16:02 ` Mathieu Poirier
2023-09-08 15:04 ` Arnaud POULIQUEN
2023-09-09 6:28 ` Tim Blechmann
2023-09-11 17:20 ` Arnaud POULIQUEN
2023-09-13 1:07 ` Tim Blechmann
2023-09-13 1:11 ` Tim Blechmann [this message]
2023-09-13 7:44 ` Arnaud POULIQUEN
2023-09-13 8:47 ` Tim Blechmann
2023-09-13 10:02 ` Arnaud POULIQUEN
[not found] ` <CAG2LOc42AG5H56=tzz8_2WrrBiy9d74qYmgPQaEVGrzWTNqodg@mail.gmail.com>
2023-09-14 17:25 ` Arnaud POULIQUEN
2023-09-16 1:38 ` Tim Blechmann
2023-09-13 10:10 ` Arnaud POULIQUEN
2023-09-13 14:46 ` Mathieu Poirier
-- strict thread matches above, loose matches on Subject: below --
2023-09-07 4:51 Tim Blechmann
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