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| author |   Jack Steiner <steiner@sgi.com> | 2009-06-17 16:28:30 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-18 13:04:03 -0700 |
| commit | 7e796a72a2691d7094fd62da61097294d0d59ce4 (patch) | |
| tree | 9e8d4e1eae9a2d23f604f0af5d101979dc7afec7 /drivers/misc/sgi-gru/grufile.c | |
| parent | gru: fix automatic retry of gru instruction failures (diff) | |
| download | linux-dev-7e796a72a2691d7094fd62da61097294d0d59ce4.tar.xz linux-dev-7e796a72a2691d7094fd62da61097294d0d59ce4.zip | |
gru: collect per-context user statistics
Collect GRU statistics for each user GRU context. Statistics are kept for
TLB misses & content resource contention. Add user request for retrieving
the statistics.
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 | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/misc/sgi-gru/grufile.c b/drivers/misc/sgi-gru/grufile.c index e22012db239e..0d1c8b8c1c12 100644 --- a/drivers/misc/sgi-gru/grufile.c +++ b/drivers/misc/sgi-gru/grufile.c @@ -251,6 +251,9 @@ static long gru_file_unlocked_ioctl(struct file *file, unsigned int req, case GRU_USER_CALL_OS: err = gru_handle_user_call_os(arg); break; + case GRU_GET_GSEG_STATISTICS: + err = gru_get_gseg_statistics(arg); + break; case GRU_KTEST: err = gru_ktest(arg); break; |