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>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/misc/sgi-gru/grutables.h b/drivers/misc/sgi-gru/grutables.h
index 6dfb3e69411f..246c63883ebf 100644
--- a/drivers/misc/sgi-gru/grutables.h
+++ b/drivers/misc/sgi-gru/grutables.h
@@ -212,6 +212,7 @@ struct gru_stats_s {
         atomic_long_t tlb_dropin_fail_fmm;
         atomic_long_t tlb_dropin_fail_no_exception;
         atomic_long_t tlb_dropin_fail_no_exception_war;
+        atomic_long_t tfh_stale_on_fault;
         atomic_long_t mmu_invalidate_range;
         atomic_long_t mmu_invalidate_page;
         atomic_long_t mmu_clear_flush_young;