From: Jinshan Xiong <jay@whamcloud.com>
Date: Thu, 15 Sep 2011 05:49:21 +0000 (-0700)
Subject: LU-683: handle short write in cl_io_commit_write
X-Git-Tag: 2.1.0~1
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=ff38d3f6ba13e8c251a2fdc070bae3cb2098a4a4;hp=ff38d3f6ba13e8c251a2fdc070bae3cb2098a4a4

LU-683: handle short write in cl_io_commit_write

CLIO has to handle short write case where no bytes were
actually copied from user space. In this case, we should
avoid adding that page into cache.

Change-Id: I78c870e741d7bdb2a9c4c0bfba1adc50a6e814e7
Signed-off-by: Jinshan Xiong <jay@whamcloud.com>
Reviewed-on: http://review.whamcloud.com/1383
Tested-by: Hudson
Tested-by: Yu Jian <yujian@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Reviewed-by: Bobi Jam <bobijam@whamcloud.com>
---