From: Mark Brown <broonie@kernel.org>
To: Doug Anderson <dianders@chromium.org>
Cc: Benson Leung <bleung@chromium.org>,
Enric Balletbo i Serra <enric.balletbo@collabora.com>,
"open list:ARM/Rockchip SoC..."
<linux-rockchip@lists.infradead.org>,
Nicolas Boichat <drinkcat@chromium.org>,
Guenter Roeck <groeck@chromium.org>,
Brian Norris <briannorris@chromium.org>,
Matthias Kaehlcke <mka@chromium.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 4/4] Revert "platform/chrome: cros_ec_spi: Transfer messages at high priority"
Date: Mon, 13 May 2019 17:47:38 +0100 [thread overview]
Message-ID: <20190513164738.GE5168@sirena.org.uk> (raw)
In-Reply-To: <CAD=FV=Xm-2oxit7doVAYJr28c-xHqUdt9PQC=WYpYfsAyUxuaw@mail.gmail.com>
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On Mon, May 13, 2019 at 09:03:28AM -0700, Doug Anderson wrote:
> On Mon, May 13, 2019 at 9:02 AM Mark Brown <broonie@kernel.org> wrote:
> > I'm not saying the other changes aren't helping, I'm saying that it's
> > not clear that this revert is improving things.
> If I add a call to force the pumping to happen on the SPI thread then
> the commit I'm reverting here is useless though, isn't it?
Well, I'm not convinced that that change is ideal anyway and it does
leave you vulnerable to further changes in the SPI core pushing things
out to calling context which feels like it isn't going to be helping
robustness.
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next prev parent reply other threads:[~2019-05-13 16:47 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-10 22:34 [PATCH 0/4] spi: A better solution for cros_ec_spi reliability Douglas Anderson
2019-05-10 22:34 ` [PATCH 1/4] spi: For controllers that need realtime always use the pump thread Douglas Anderson
2019-05-11 0:24 ` Guenter Roeck
2019-05-12 7:33 ` Mark Brown
2019-05-12 7:33 ` Mark Brown
2019-05-13 20:24 ` Doug Anderson
2019-05-14 9:30 ` Mark Brown
2019-05-14 14:42 ` Doug Anderson
2019-05-14 15:06 ` Mark Brown
2019-05-10 22:34 ` [PATCH 2/4] spi: Allow SPI devices to specify that they are timing sensitive Douglas Anderson
2019-05-11 0:31 ` Guenter Roeck
2019-05-11 0:31 ` Guenter Roeck
2019-05-12 7:42 ` Mark Brown
2019-05-12 7:42 ` Mark Brown
2019-05-10 22:34 ` [PATCH 3/4] platform/chrome: cros_ec_spi: Set ourselves as " Douglas Anderson
2019-05-11 0:32 ` Guenter Roeck
2019-05-10 22:34 ` [PATCH 4/4] Revert "platform/chrome: cros_ec_spi: Transfer messages at high priority" Douglas Anderson
2019-05-10 22:34 ` Douglas Anderson
2019-05-11 0:32 ` Guenter Roeck
2019-05-12 7:45 ` Mark Brown
2019-05-12 7:45 ` Mark Brown
2019-05-13 15:57 ` Doug Anderson
2019-05-13 16:01 ` Mark Brown
2019-05-13 16:03 ` Doug Anderson
2019-05-13 16:47 ` Mark Brown [this message]
2019-05-13 20:21 ` Doug Anderson
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