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| author | Robin Holt <holt@sgi.com> | 2009-12-15 16:47:55 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-16 07:20:13 -0800 |
| commit | 289750d1f1fd4a715baa2a2c6dd0cec2b8317fd7 (patch) | |
| tree | 2c525297c460a9ab98b9649eb3021e534a8e77fd /drivers/misc/sgi-gru/grutables.h | |
| parent | fae419f2abd15ab7d1cd1413e6683a276a4e14e2 (diff) | |
| download | lwn-289750d1f1fd4a715baa2a2c6dd0cec2b8317fd7.tar.gz lwn-289750d1f1fd4a715baa2a2c6dd0cec2b8317fd7.zip | |
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.h | 1 |
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; |