Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw
* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw:
GFS2: Fix freeze issue
Fix a minor bug in the previous patch
GFS2: Clean up of glops.c
GFS2: Fix locking bug in failed shared to exclusive conversion
GFS2: Pagecache usage optimization on GFS2
GFS2: fix sparse warning: Should it be static?
GFS2: fix sparse warnings: constant is so big it is ...
GFS2: Support quota/noquota mount arguments
GFS2: Fix alignment issue and tidy gfs2_bitfit
GFS2: Add a "demote a glock" interface to sysfs
GFS2: Expose UUID via sysfs/uevent
GFS2: Support generation of discard requests
GFS2: Fix deadlock on journal flush
GFS2: Fix error path ref counting for root inode
GFS2: Remove unused field from glock
GFS2: Merge lock_dlm module into GFS2
GFS2: Remove "double" locking in quota
GFS2: change gfs2_quota_scan into a shrinker
GFS2: Bring back lvb-related stuff to lock_nolock to support quotas
GFS2: Fix remount argument parsing