gru: update to rev 0.9 of gru spec

Update GRU driver to the latest version of the GRU spec. This consists
of minor updates:
	- changes & additions to error status bits
	- new restriction on handling of TLB misses while in FMM mode
	- new field (not used by software) in TFH

Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/misc/sgi-gru/gruprocfs.c b/drivers/misc/sgi-gru/gruprocfs.c
index 6ef4cb4..b5b9cf5 100644
--- a/drivers/misc/sgi-gru/gruprocfs.c
+++ b/drivers/misc/sgi-gru/gruprocfs.c
@@ -89,6 +89,7 @@
 	printstat(s, tlb_dropin_fail_fmm);
 	printstat(s, tlb_dropin_fail_no_exception);
 	printstat(s, tlb_dropin_fail_no_exception_war);
+	printstat(s, tfh_stale_on_fault);
 	printstat(s, mmu_invalidate_range);
 	printstat(s, mmu_invalidate_page);
 	printstat(s, mmu_clear_flush_young);