From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Fri, 10 Feb 2012 17:05:52 +0000 (-0800)
Subject: Merge tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg... 
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=af5feae3d7e821d8c4d38103a7f53146f2590892;p=openwrt%2Fstaging%2Fblogic.git

Merge tag 'writeback-fixes' of git://git./linux/kernel/git/wfg/linux

fix 1 mysterious divide error
fix 3 NULL dereference bugs in writeback tracing, on SD card removal w/o umount

* tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux:
  writeback: fix dereferencing NULL bdi->dev on trace_writeback_queue
  lib: proportion: lower PROP_MAX_SHIFT to 32 on 64-bit kernel
  writeback: fix NULL bdi->dev in trace writeback_single_inode
  backing-dev: fix wakeup timer races with bdi_unregister()
---

af5feae3d7e821d8c4d38103a7f53146f2590892