diff options
Diffstat (limited to 'drivers/s390/cio/qdio_main.c')
| -rw-r--r-- | drivers/s390/cio/qdio_main.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c index 77466c4faab..f5f42c43140 100644 --- a/drivers/s390/cio/qdio_main.c +++ b/drivers/s390/cio/qdio_main.c @@ -409,17 +409,16 @@ static inline void qdio_stop_polling(struct qdio_q *q) set_buf_state(q, q->u.in.ack_start, SLSB_P_INPUT_NOT_INIT); } -static inline void account_sbals(struct qdio_q *q, int count) +static inline void account_sbals(struct qdio_q *q, unsigned int count) { - int pos = 0; + int pos; q->q_stats.nr_sbal_total += count; if (count == QDIO_MAX_BUFFERS_MASK) { q->q_stats.nr_sbals[7]++; return; } - while (count >>= 1) - pos++; + pos = ilog2(count); q->q_stats.nr_sbals[pos]++; } |