From mboxrd@z Thu Jan  1 00:00:00 1970
From: Wolfram Sang <wsa@the-dreams.de>
Date: Tue, 02 Sep 2014 22:18:58 +0000
Subject: Re: [PATCH 08/11] i2c: rcar: remove spinlock
Message-Id: <20140902221858.GA1267@katana>
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References: <1401263086-13720-1-git-send-email-wsa@the-dreams.de>
 <1401263086-13720-9-git-send-email-wsa@the-dreams.de>
 <53F7D83A.5030903@cogentembedded.com>
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In-Reply-To: <5406404A.7090509-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>
To: Sergei Shtylyov <sergei.shtylyov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>
Cc: linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Magnus Damm <magnus.damm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Simon Horman <horms-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org>, Laurent Pinchart <laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>, Geert Uytterhoeven <geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>, Kuninori Morimoto <kuninori.morimoto.gx-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>


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>    After looking at the code, it looks like it was a false alarm on my side.
> The I2C interrupts are disabled here and other threads should be locked out
> by the I2C core locks. So it doesn't make sense to hold IRQs disabled during
> a possibly long polling loop in rcar_i2c_bus_barrier(). So I'll just repost
> the revert patch (if still needed).

Nope. Thanks for looking into it.


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