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gru: preload tlb for bcopy instructions

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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>
This commit is contained in:
Jack Steiner
2009-12-15 16:48:13 -08:00
committed by Linus Torvalds
parent 57ebb0342c
commit c550222f64
9 changed files with 129 additions and 16 deletions
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1
drivers/misc/sgi-gru/grulib.h
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@ -86,6 +86,7 @@ struct gru_create_context_req {
unsigned int control_blocks;
unsigned int maximum_thread_count;
unsigned int options;
unsigned char tlb_preload_count;
};
/*