Commit 6fc45596 authored by Jack Wang's avatar Jack Wang Committed by Jason Gunthorpe
Browse files

RDMA/rtrs-clt: Raise MAX_SEGMENTS 

As we can do fast memory registration on write, we can increase
the max_segments, default to 512K.

Link: https://lore.kernel.org/r/20210621055340.11789-5-jinpu.wang@ionos.com


Signed-off-by: default avatarJack Wang <jinpu.wang@cloud.ionos.com>
Reviewed-by: default avatarMd Haris Iqbal <haris.iqbal@cloud.ionos.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent df1885a7

drivers/infiniband/ulp/rtrs/rtrs-clt.c

+4 −2
Original line number Diff line number Diff line
@@ -32,6 +32,8 @@ 
#define RTRS_RECONNECT_SEED 8



#define FIRST_CONN 0x01

/* limit to 128 * 4k = 512k max IO */

#define RTRS_MAX_SEGMENTS          128



MODULE_DESCRIPTION("RDMA Transport Client");

MODULE_LICENSE("GPL");
@@ -1545,7 +1547,7 @@ static struct rtrs_clt_sess *alloc_sess(struct rtrs_clt *clt, 
		       rdma_addr_size((struct sockaddr *)path->src));

	strscpy(sess->s.sessname, clt->sessname, sizeof(sess->s.sessname));

	sess->clt = clt;

	sess->max_pages_per_mr = max_segments;

	sess->max_pages_per_mr = RTRS_MAX_SEGMENTS;

	init_waitqueue_head(&sess->state_wq);

	sess->state = RTRS_CLT_CONNECTING;

	atomic_set(&sess->connected_cnt, 0);
@@ -2695,7 +2697,7 @@ static struct rtrs_clt *alloc_clt(const char *sessname, size_t paths_num, 
	clt->paths_up = MAX_PATHS_NUM;

	clt->port = port;

	clt->pdu_sz = pdu_sz;

	clt->max_segments = max_segments;

	clt->max_segments = RTRS_MAX_SEGMENTS;

	clt->reconnect_delay_sec = reconnect_delay_sec;

	clt->max_reconnect_attempts = max_reconnect_attempts;

	clt->priv = priv;