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From: Mark Brown <broonie@kernel.org>
To: Marc Zyngier <maz@kernel.org>
Cc: Dmitry Rokosov <DDRokosov@sberdevices.ru>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"rafael@kernel.org" <rafael@kernel.org>,
	"jic23@kernel.org" <jic23@kernel.org>,
	"linux@rasmusvillemoes.dk>" <linux@rasmusvillemoes.dk>,
	"tglx@linutronix.de" <tglx@linutronix.de>,
	"andy.shevchenko@gmail.com" <andy.shevchenko@gmail.com>,
	kernel <kernel@sberdevices.ru>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v1] regmap: introduce value tracing for regmap bulk operations
Date: Thu, 18 Aug 2022 16:43:45 +0100	[thread overview]
Message-ID: <Yv5eMcmNOmyLmd++@sirena.org.uk> (raw)
In-Reply-To: <87mtc1wtjz.wl-maz@kernel.org>

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On Thu, Aug 18, 2022 at 02:49:20PM +0100, Marc Zyngier wrote:

> I don't care much about regmap as a MMIO backend, but it strikes me as
> odd that you end up with multiple ways of logging the same stuff (with
> a memcpy in the middle of it).

> Why can't this be done with a small amount of trace post-processing?

At the minute we don't put the actual data for the bulk transfers into
the trace so the information simply isn't there.

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  reply	other threads:[~2022-08-18 15:43 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-16 18:14 [PATCH v1] regmap: introduce value tracing for regmap bulk operations Dmitry Rokosov
2022-08-18 12:15 ` Dmitry Rokosov
2022-08-18 13:49   ` Marc Zyngier
2022-08-18 15:43     ` Mark Brown [this message]
2022-08-18 17:44       ` Dmitry Rokosov
2022-08-19 12:07         ` Mark Brown
2022-08-19 13:31           ` Dmitry Rokosov
2022-08-19 14:44             ` Mark Brown
2022-08-19 15:22               ` Dmitry Rokosov
2022-08-19 14:25       ` Marc Zyngier
2022-08-19 14:38         ` Mark Brown
2022-08-19 15:31           ` Dmitry Rokosov
2022-08-18 17:02     ` Dmitry Rokosov
2022-08-23 16:47 ` Mark Brown
2022-08-23 21:39 ` Andy Shevchenko
2022-08-31  0:45   ` Dmitry Rokosov
2022-09-01 13:16     ` Andy Shevchenko

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