From: Maxim Levitsky <maximlevitsky@gmail.com>
Date: Thu, 27 Sep 2012 10:45:28 +0000 (+0200)
Subject: scatterlist: add sg_nents
X-Git-Tag: v3.7-rc1~54^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2e484610296b25f0a04b516bc144a00731d1d845;p=pandora-kernel.git

scatterlist: add sg_nents

Useful helper to know the number of entries in scatterlist.

Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
Cc: Alex Dubov <oakad@yahoo.com>
Acked-by: Tejun Heo <tj@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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