TAKE 918834 - xfssyncd

[Nathan Scott <nathans@xxxxxxxxxxxxxxxxxxxxxxx>]

Make xfssyncd more generic, hand off out-of-space flushing to it; this
fixes deadlocks when near full and resolves a 4KSTACKS problem in XFS.

Date:  Mon Sep 27 10:51:56 AEST 2004
Workarea:  snort.melbourne.sgi.com:/home/nathans/xfs-linux
Inspected by:  hch@xxxxxx

The following file(s) were checked into:
  longdrop.melbourne.sgi.com:/isms/xfs-kern/xfs-linux-melb


Modid:  xfs-linux-melb:xfs-kern:19600a
linux-2.6/xfs_vfs.h - 1.50
linux-2.6/xfs_vfs.c - 1.61
linux-2.6/xfs_linux.h - 1.125
linux-2.6/xfs_super.c - 1.315
linux-2.4/xfs_vfs.h - 1.53
linux-2.4/xfs_vfs.c - 1.58
linux-2.4/xfs_linux.h - 1.137
linux-2.4/xfs_super.c - 1.295