diff options
| -rw-r--r-- | drivers/s390/cio/qdio_main.c | 42 |
1 files changed, 20 insertions, 22 deletions
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c index 4fab8bba2cdd..0ed8c680cae4 100644 --- a/drivers/s390/cio/qdio_main.c +++ b/drivers/s390/cio/qdio_main.c @@ -531,26 +531,6 @@ static inline int qdio_inbound_q_done(struct qdio_q *q, unsigned int start) return 1; } -static inline void qdio_handle_aobs(struct qdio_q *q, int start, int count) -{ - unsigned char state = 0; - int j, b = start; - - for (j = 0; j < count; ++j) { - get_buf_state(q, b, &state, 0); - if (state == SLSB_P_OUTPUT_PENDING) { - struct qaob *aob = q->u.out.aobs[b]; - if (aob == NULL) - continue; - - q->u.out.sbal_state[b].flags |= - QDIO_OUTBUF_STATE_FLAG_PENDING; - q->u.out.aobs[b] = NULL; - } - b = next_buf(b); - } -} - static inline unsigned long qdio_aob_for_buffer(struct qdio_output_q *q, int bufnr) { @@ -640,6 +620,19 @@ void qdio_inbound_processing(unsigned long data) __qdio_inbound_processing(q); } +static void qdio_check_pending(struct qdio_q *q, unsigned int index) +{ + unsigned char state; + + if (get_buf_state(q, index, &state, 0) > 0 && + state == SLSB_P_OUTPUT_PENDING && + q->u.out.aobs[index]) { + q->u.out.sbal_state[index].flags |= + QDIO_OUTBUF_STATE_FLAG_PENDING; + q->u.out.aobs[index] = NULL; + } +} + static int get_outbound_buffer_frontier(struct qdio_q *q, unsigned int start) { unsigned char state = 0; @@ -712,8 +705,13 @@ static inline int qdio_outbound_q_moved(struct qdio_q *q, unsigned int start) if (count) { DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "out moved:%1d", q->nr); - if (q->u.out.use_cq) - qdio_handle_aobs(q, start, count); + + if (q->u.out.use_cq) { + unsigned int i; + + for (i = 0; i < count; i++) + qdio_check_pending(q, QDIO_BUFNR(start + i)); + } } return count; |