TAKE - ensure unsigned long used to store irq state

[Steve Lord <lord@sgi.com>]

This should have no effect on platforms where int and long 
are the same size, but for other platforms it will raise
the chances of xfs functioning correctly.

Date:  Wed Mar 27 19:18:22 PST 2002
Workarea:  jen.americas.sgi.com:/src/lord/xfs-vanilla

The following file(s) were checked into:
  bonnie.engr.sgi.com:/isms/slinx/2.4.x-xfs


Modid:  2.4.x-xfs:slinx:115078a
linux/fs/xfs/xfs_log.c - 1.245
linux/fs/xfs/xfs_trans_priv.h - 1.20
linux/fs/xfs/xfs_da_btree.c - 1.123
linux/fs/xfs/xfs_trans_ail.c - 1.61
linux/fs/xfs/xfs_log_recover.c - 1.220
linux/fs/xfs/xfs_dquot_item.c - 1.25
linux/fs/xfs/xfs_mount.h - 1.137
linux/fs/xfs/xfs_mount.c - 1.277
linux/fs/xfs/xfs_alloc.c - 1.147
linux/fs/xfs/linux/xfs_vnode.c - 1.72
linux/fs/xfs_support/sv.c - 1.5
linux/fs/xfs_dmapi/xfsjunk.c - 1.4
linux/fs/xfs_dmapi/dmapi_session.c - 1.5
linux/fs/xfs_dmapi/dmapi_right.c - 1.4
linux/fs/xfs_dmapi/dmapi_register.c - 1.8
linux/fs/xfs_dmapi/dmapi_private.h - 1.6
linux/include/linux/xfs_support/mutex.h - 1.2
linux/include/linux/xfs_support/sv.h - 1.2