diff options
| author | Jack Steiner <steiner@sgi.com> | 2009-12-16 01:48:13 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-16 16:20:16 +0100 |
| commit | c550222f64265c9384c45d7f691445386025a82b (patch) | |
| tree | 562d45bf656c8bafc9c0dd5b3897dba5da6ae9a3 /drivers/misc/sgi-gru/grufile.c | |
| parent | gru: expicitly set instruction status to active (diff) | |
| download | linux-c550222f64265c9384c45d7f691445386025a82b.tar.xz linux-c550222f64265c9384c45d7f691445386025a82b.zip | |
gru: preload tlb for bcopy instructions
Add anticipatory TLB dropins for GRU TLB misses that occur on BCOPY
instructions that copy large amounts of data.
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>
Diffstat (limited to 'drivers/misc/sgi-gru/grufile.c')
| -rw-r--r-- | drivers/misc/sgi-gru/grufile.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/misc/sgi-gru/grufile.c b/drivers/misc/sgi-gru/grufile.c index 9d41208a6c92..cb3b4d228475 100644 --- a/drivers/misc/sgi-gru/grufile.c +++ b/drivers/misc/sgi-gru/grufile.c @@ -152,6 +152,7 @@ static int gru_create_new_context(unsigned long arg) vdata->vd_dsr_au_count = GRU_DS_BYTES_TO_AU(req.data_segment_bytes); vdata->vd_cbr_au_count = GRU_CB_COUNT_TO_AU(req.control_blocks); + vdata->vd_tlb_preload_count = req.tlb_preload_count; ret = 0; } up_write(¤t->mm->mmap_sem); |