On 11:37 Sun 01 Nov , Yevgeny Kliteynik wrote:
> Hi Sasha,
>
> Small optimization in comparison to zero mgid in new
> mcast group creation.
>
> Signed-off-by: Yevgeny Kliteynik <[email protected]>
Applied. Thanks.
Also see below.
> ---
> opensm/opensm/osm_sa_mcmember_record.c | 11 ++++-------
> 1 files changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/opensm/opensm/osm_sa_mcmember_record.c
> b/opensm/opensm/osm_sa_mcmember_record.c
> index dd01eed..18dc22c 100644
> --- a/opensm/opensm/osm_sa_mcmember_record.c
> +++ b/opensm/opensm/osm_sa_mcmember_record.c
> @@ -731,7 +731,7 @@ static ib_api_status_t mcmr_rcv_create_new_mgrp(IN
> osm_sa_t * sa,
> OUT osm_mgrp_t ** pp_mgrp)
> {
> ib_net16_t mlid;
> - unsigned zero_mgid, i;
> + unsigned zero_mgid = 1;
> uint8_t scope;
> ib_gid_t *p_mgid;
> ib_api_status_t status = IB_SUCCESS;
> @@ -740,12 +740,9 @@ static ib_api_status_t mcmr_rcv_create_new_mgrp(IN
> osm_sa_t * sa,
> OSM_LOG_ENTER(sa->p_log);
>
> /* but what if the given MGID was not 0 ? */
> - zero_mgid = 1;
> - for (i = 0; i < sizeof(p_recvd_mcmember_rec->mgid); i++)
> - if (p_recvd_mcmember_rec->mgid.raw[i] != 0) {
> - zero_mgid = 0;
> - break;
> - }
> + if (p_recvd_mcmember_rec->mgid.unicast.prefix != 0 ||
> + p_recvd_mcmember_rec->mgid.unicast.interface_id != 0)
> + zero_mgid = 0;
Actually you can use 'ib_zero_gid' here, something like:
zero_mgid = !memcmp(&p_recvd_mcmember_rec->mgid, &ib_zero_gid,
sizeof(ib_git_t));
Sasha
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