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From: Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
To: Danielle Costantino
	<danielle.costantino-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: linux-i2c <linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Gerlando Falauto
	<gerlando.falauto-SkAbAL50j+5BDgjK7y7TUQ@public.gmane.org>,
	Jean Delvare <jdelvare-l3A5Bk7waGM@public.gmane.org>,
	Guenter Roeck <linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>,
	Martin Belanger
	<martin.belanger-Ir6+u9MVKBtBDgjK7y7TUQ@public.gmane.org>,
	Rodolfo Giometti
	<giometti-AVVDYK/kqiJWk0Htik3J/w@public.gmane.org>,
	Michael Lawnick <ml.lawnick-Mmb7MZpHnFY@public.gmane.org>,
	Jeroen De Wachter
	<jeroen.de.wachter-CNXmb7IdZIWZIoH1IeqzKA@public.gmane.org>
Subject: Re: [PATCH v3 2/2] i2c: mux: create "channel-n" symlinks for child segments in the mux device
Date: Mon, 1 Dec 2014 18:26:05 +0100	[thread overview]
Message-ID: <20141201172605.GD3212@katana> (raw)
In-Reply-To: <CAAVjN7etzqy7tum5yboVErhWZ=VhKy9c6UG5xMMTihgjG9ZDqg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

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On Sat, Nov 29, 2014 at 03:29:46PM -0800, Danielle Costantino wrote:

> I know this has already been applied but I wanted to comment that on
> embedded systems this patch increases the probe time of mux devices.

In what magnitude is the delay? And in what setup? How did you measure?

I have doubts. This patch just adds a symlink to the sysfs filesystem.
sysfs is not needed for probing.

> Otherwise the patch works and provides much needed parent device
> information without breaking the api.

Any news on lsi2c, by the way?


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  parent reply	other threads:[~2014-12-01 17:26 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-13 13:39 [PATCH v3 1/2] i2c: mux: create symlink to actual mux device Wolfram Sang
     [not found] ` <1415885996-14770-1-git-send-email-wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
2014-11-13 13:39   ` [PATCH v3 2/2] i2c: mux: create "channel-n" symlinks for child segments in the " Wolfram Sang
     [not found]     ` <1415885996-14770-2-git-send-email-wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
2014-11-18 15:12       ` Wolfram Sang
2014-11-29 23:29         ` Danielle Costantino
     [not found]           ` <CAAVjN7etzqy7tum5yboVErhWZ=VhKy9c6UG5xMMTihgjG9ZDqg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-12-01 17:26             ` Wolfram Sang [this message]
2014-11-14  3:55   ` [PATCH v3 1/2] i2c: mux: create symlink to actual " Guenter Roeck
     [not found]     ` <54657D41.5010006-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
2014-11-14 10:01       ` Jeroen De Wachter
     [not found]         ` <468558661.38819776.1415959307717.JavaMail.root-CNXmb7IdZIWZIoH1IeqzKA@public.gmane.org>
2014-11-14 11:32           ` Wolfram Sang
2014-11-18 15:11   ` Wolfram Sang

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