Merge b1_4_smallfix from b1_4 (20050301_1341)

Merge b1_4_smallfix from b1_4 (20050301_1341)
- don't LASSERT in ll_release on NULL lld with NFS export (4655, 5760)
- hold NS lock when calling handle_ast_error->del_waiting_lock (5746)
- fix setattr mtime regression from lovcleanup merge (4829, 5669)
- workaround for 2.6 crash in ll_unhash_aliases (5687, 5210)
- small ext3 extents cleanups and fixes (5733)
- improved mballoc code, several small races and bugs fixed (5733, 5638)
- kernel version 43: fix remove_suid bugs in both 2.4 and 2.6 (5695)
- avoid needless client->OST connect, fix handle mismatch (5317)
- fix lustre/lustrefs init scripts for SuSE (patch from Scali, 5702)
- don't hold the pinger_sem in ptlrpc_pinger_sending_on_import
- change obd_increase_kms to obd_adjust_kms (up or down) (5654)