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authorRobin Holt <holt@sgi.com>2009-12-16 03:47:55 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-16 18:20:13 +0300
commit289750d1f1fd4a715baa2a2c6dd0cec2b8317fd7 (patch)
tree2c525297c460a9ab98b9649eb3021e534a8e77fd /drivers/misc/sgi-gru/grutables.h
parentfae419f2abd15ab7d1cd1413e6683a276a4e14e2 (diff)
downloadlinux-289750d1f1fd4a715baa2a2c6dd0cec2b8317fd7.tar.xz
X86: uv: implement a gru_read_gpa kernel function
The BIOS has decided to store a pointer to the partition reserved page in a scratch MMR. The GRU is only able to read an MMR using a vload instruction. The gru_read_gpa() function will implemented. Signed-off-by: Robin Holt <holt@sgi.com> Signed-off-by: Jack Steiner <steiner@sgi.com> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/misc/sgi-gru/grutables.h')
-rw-r--r--drivers/misc/sgi-gru/grutables.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/misc/sgi-gru/grutables.h b/drivers/misc/sgi-gru/grutables.h
index 46990bcfa536..f7b553a56ed0 100644
--- a/drivers/misc/sgi-gru/grutables.h
+++ b/drivers/misc/sgi-gru/grutables.h
@@ -224,6 +224,7 @@ struct gru_stats_s {
atomic_long_t flush_tlb_gru_zero_asid;
atomic_long_t copy_gpa;
+ atomic_long_t read_gpa;
atomic_long_t mesq_receive;
atomic_long_t mesq_receive_none;