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| author |   Jack Wang <jinpu.wang@cloud.ionos.com> | 2021-06-21 07:53:39 +0200 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2021-06-21 21:02:21 -0300 |
| commit | 6fc45596506b7a6d8c734d3f1b435318c7e7f678 (patch) | |
| tree | 38b6010a32b62ed8ca91ffab941edebc7284324d /drivers/infiniband/ulp | |
| parent | RDMA/rtrs_clt: Alloc less memory with write path fast memory registration (diff) | |
| download | linux-dev-6fc45596506b7a6d8c734d3f1b435318c7e7f678.tar.xz linux-dev-6fc45596506b7a6d8c734d3f1b435318c7e7f678.zip | |
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: Jack Wang <jinpu.wang@cloud.ionos.com>
Reviewed-by: Md Haris Iqbal <haris.iqbal@cloud.ionos.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/ulp')
| -rw-r--r-- | drivers/infiniband/ulp/rtrs/rtrs-clt.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c index 37fc0f203980..75b6b14afd37 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -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; |