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authorJack Steiner <steiner@sgi.com>2009-12-15 16:48:13 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-16 07:20:16 -0800
commitc550222f64265c9384c45d7f691445386025a82b (patch)
tree562d45bf656c8bafc9c0dd5b3897dba5da6ae9a3 /drivers/misc/sgi-gru/gruprocfs.c
parent57ebb0342c12f00e7a6d15ba59bb6c3ee501c3af (diff)
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/gruprocfs.c')
-rw-r--r--drivers/misc/sgi-gru/gruprocfs.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/misc/sgi-gru/gruprocfs.c b/drivers/misc/sgi-gru/gruprocfs.c
index 0a57ab29cd30..54a5a1c35ad1 100644
--- a/drivers/misc/sgi-gru/gruprocfs.c
+++ b/drivers/misc/sgi-gru/gruprocfs.c
@@ -76,6 +76,7 @@ static int statistics_show(struct seq_file *s, void *p)
printstat(s, check_context_retarget_intr);
printstat(s, check_context_unload);
printstat(s, tlb_dropin);
+ printstat(s, tlb_preload_page);
printstat(s, tlb_dropin_fail_no_asid);
printstat(s, tlb_dropin_fail_upm);
printstat(s, tlb_dropin_fail_invalid);
@@ -127,7 +128,8 @@ static int mcs_statistics_show(struct seq_file *s, void *p)
int op;
unsigned long total, count, max;
static char *id[] = {"cch_allocate", "cch_start", "cch_interrupt",
- "cch_interrupt_sync", "cch_deallocate", "tgh_invalidate"};
+ "cch_interrupt_sync", "cch_deallocate", "tfh_write_only",
+ "tfh_write_restart", "tgh_invalidate"};
seq_printf(s, "%-20s%12s%12s%12s\n", "#id", "count", "aver-clks", "max-clks");
for (op = 0; op < mcsop_last; op++) {