From: Vinod Koul <vkoul@kernel.org>
To: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: dmaengine@vger.kernel.org, dan.j.williams@intel.com,
grygorii.strashko@ti.com, vladimir.murzin@arm.com
Subject: Re: [PATCH] dmaengine: dmatest: stop completed threads when running without set channel
Date: Mon, 6 Jul 2020 10:43:09 +0530 [thread overview]
Message-ID: <20200706051309.GF633187@vkoul-mobl> (raw)
In-Reply-To: <20200701101225.8607-1-peter.ujfalusi@ti.com>
On 01-07-20, 13:12, Peter Ujfalusi wrote:
> The completed threads were not cleared and consequent run would result
> threads accumulating:
>
> echo 800000 > /sys/module/dmatest/parameters/test_buf_size
> echo 2000 > /sys/module/dmatest/parameters/timeout
> echo 50 > /sys/module/dmatest/parameters/iterations
> echo 1 > /sys/module/dmatest/parameters/max_channels
> echo "" > /sys/module/dmatest/parameters/channel
> [ 237.507265] dmatest: Added 1 threads using dma1chan2
> echo 1 > /sys/module/dmatest/parameters/run
> [ 244.713360] dmatest: Started 1 threads using dma1chan2
> [ 246.117680] dmatest: dma1chan2-copy0: summary 50 tests, 0 failures 2437.47 iops 977623 KB/s (0)
>
> echo 1 > /sys/module/dmatest/parameters/run
> [ 292.381471] dmatest: No channels configured, continue with any
> [ 292.389307] dmatest: Added 1 threads using dma1chan3
> [ 292.394302] dmatest: Started 1 threads using dma1chan2
> [ 292.399454] dmatest: Started 1 threads using dma1chan3
> [ 293.800835] dmatest: dma1chan3-copy0: summary 50 tests, 0 failures 2624.53 iops 975014 KB/s (0)
>
> echo 1 > /sys/module/dmatest/parameters/run
> [ 307.301429] dmatest: No channels configured, continue with any
> [ 307.309212] dmatest: Added 1 threads using dma1chan4
> [ 307.314197] dmatest: Started 1 threads using dma1chan2
> [ 307.319343] dmatest: Started 1 threads using dma1chan3
> [ 307.324492] dmatest: Started 1 threads using dma1chan4
> [ 308.730773] dmatest: dma1chan4-copy0: summary 50 tests, 0 failures 2390.28 iops 965436 KB/s (0)
Applied, thanks
--
~Vinod
prev parent reply other threads:[~2020-07-06 5:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-01 10:12 [PATCH] dmaengine: dmatest: stop completed threads when running without set channel Peter Ujfalusi
2020-07-02 8:41 ` Vladimir Murzin
2020-07-06 5:13 ` Vinod Koul [this message]
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