From: Jens Axboe <jens.axboe@oracle.com>
Date: Fri, 25 Sep 2009 22:07:46 +0000 (+0200)
Subject: writeback: pass in super_block to bdi_start_writeback()
X-Git-Tag: v2.6.32-rc1~19^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a72bfd4dea053bb8e2233902c3f1893ef5485802;p=pandora-kernel.git

writeback: pass in super_block to bdi_start_writeback()

Sometimes we only want to write pages from a specific super_block,
so allow that to be passed in.

This fixes a problem with commit 56a131dcf7ed36c3c6e36bea448b674ea85ed5bb
causing writeback on all super_blocks on a bdi, where we only really
want to sync a specific sb from writeback_inodes_sb().

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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