From: Jonathan Cameron <jic23@kernel.org>
Date: Fri, 30 Nov 2012 14:22:00 +0000 (+0000)
Subject: staging:iio:meter:ade7758 switch from sw_ring to kfifo
X-Git-Tag: v3.9-rc1~127^2~276^2~18
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=94f3c7cd829319317a95649cd43abb07c188c191;p=pandora-kernel.git

staging:iio:meter:ade7758 switch from sw_ring to kfifo

sw ring is going away so switch over to kfifo based buffer implementation.
The only real change is that poll will return on some data there rather than
buffer 50% full.

Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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