From: Peng Tao <tao.peng@primarydata.com>
Date: Fri, 11 Sep 2015 03:14:06 +0000 (+0800)
Subject: nfs: fix pg_test page count calculation
X-Git-Tag: omap-for-v4.3/fixes-rc5~87^2~13
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=048883e0b934d9a5103d40e209cb14b7f33d2933;p=pandora-kernel.git

nfs: fix pg_test page count calculation

We really want sizeof(struct page *) instead. Otherwise we limit
maximum IO size to 64 pages rather than 512 pages on a 64bit system.

Fixes 2e11f829(nfs: cap request size to fit a kmalloced page array).

Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Peng Tao <tao.peng@primarydata.com>
Fixes: 2e11f8296d22 ("nfs: cap request size to fit a kmalloced page array")
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
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