linux-kernel - Re: [PATCH v2] wait while adding MMC host to ensure root mounts

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Date:	Thu, 04 Apr 2013 16:32:47 +0400
From:	Sergey Yanovich <ynvich@...il.com>
To:	Adrian Hunter <adrian.hunter@...el.com>
Cc:	Chris Ball <cjb@...top.org>, Ulf Hansson <ulf.hansson@...aro.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Jaehoon Chung <jh80.chung@...sung.com>,
	Namjae Jeon <linkinjeon@...il.com>,
	linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org
Subject: Re: [PATCH v2] wait while adding MMC host to ensure root mounts

On Thu, 2013-04-04 at 14:35 +0300, Adrian Hunter wrote:
> On 04/04/13 13:59, Sergey Yanovich wrote:
> > On Thu, 2013-04-04 at 09:35 +0300, Adrian Hunter wrote:
> >> No,  I am booting from eMMC.
> > 
> > Well, in this case you should be aware, that your system is not
> > concurrency-safe without the patch. It may or may not boot each time
> > depending on the large number of factors.
> 
> Not true.  You know nothing of my boot time characteristics.

Well, I assumed you use linux kernel recent enough to include the patch
in question. This assumption may well be wrong.

Could you please elaborate how you avoid a situation which brought up
this patch ("all probes finish and mmc card is not ready")?

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