The maximum queue_depth should be 65535 per check_module_params, also update other relevant comments. Acked-by: Md Haris Iqbal <haris.iqbal@xxxxxxxxx> Signed-off-by: Guoqing Jiang <guoqing.jiang@xxxxxxxxx> --- drivers/infiniband/ulp/rtrs/rtrs-pri.h | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/infiniband/ulp/rtrs/rtrs-pri.h b/drivers/infiniband/ulp/rtrs/rtrs-pri.h index ac0df734eba8..a2420eecaf5a 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-pri.h +++ b/drivers/infiniband/ulp/rtrs/rtrs-pri.h @@ -26,11 +26,10 @@ /* * Max IB immediate data size is 2^28 (MAX_IMM_PAYL_BITS) * and the minimum chunk size is 4096 (2^12). - * So the maximum sess_queue_depth is 65536 (2^16) in theory. - * But mempool_create, create_qp and ib_post_send fail with - * "cannot allocate memory" error if sess_queue_depth is too big. + * So the maximum sess_queue_depth is 65535 (2^16 - 1) in theory + * since queue_depth in rtrs_msg_conn_rsp is defined as le16. * Therefore the pratical max value of sess_queue_depth is - * somewhere between 1 and 65534 and it depends on the system. + * somewhere between 1 and 65535 and it depends on the system. */ #define MAX_SESS_QUEUE_DEPTH 65535 -- 2.31.1
