diff options
| author |   Jack Steiner <steiner@sgi.com> | 2009-06-17 16:28:29 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-18 13:04:03 -0700 |
| commit | d6e2fbce0d70c2072a1c478dbd37b34d27129d74 (patch) | |
| tree | a5751ae55607dae0e9d394bf09857d15ea72c028 /drivers/misc | |
| parent | gru: add user request to explicitly unload a gru context (diff) | |
| download | linux-dev-d6e2fbce0d70c2072a1c478dbd37b34d27129d74.tar.xz linux-dev-d6e2fbce0d70c2072a1c478dbd37b34d27129d74.zip | |
gru: fix automatic retry of gru instruction failures
Fix bug in automatic retry of GRU instruction failures. CBR substatus
(message queue failure) was being checked incorrectly.
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')
| -rw-r--r-- | drivers/misc/sgi-gru/grukservices.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/misc/sgi-gru/grukservices.c b/drivers/misc/sgi-gru/grukservices.c index 5078f57da882..eedbf9c32760 100644 --- a/drivers/misc/sgi-gru/grukservices.c +++ b/drivers/misc/sgi-gru/grukservices.c @@ -436,11 +436,10 @@ static int gru_retry_exception(void *cb) int retry = EXCEPTION_RETRY_LIMIT; while (1) { - if (gru_get_cb_message_queue_substatus(cb)) - break; if (gru_wait_idle_or_exception(gen) == CBS_IDLE) return CBS_IDLE; - + if (gru_get_cb_message_queue_substatus(cb)) + return CBS_EXCEPTION; gru_get_cb_exception_detail(cb, &excdet); if ((excdet.ecause & ~EXCEPTION_RETRY_BITS) || (excdet.cbrexecstatus & CBR_EXS_ABORT_OCC)) |