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IGMP: use simple u32 bit hash key

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some IGMP hashse use only a u32 key, which is not stored in the object, so don't use memory based hash

Change-Id: Iaa4eddf568ea0164bc2a812da4cc502f1811b93c
Signed-off-by: Neale Ranns <nranns@cisco.com>
This commit is contained in:
Neale Ranns
2018-06-10 18:01:49 -07:00
parent 98ee17424b
commit a652002ffe
3 changed files with 15 additions and 21 deletions
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17
src/plugins/igmp/igmp.c
View File

@ -50,7 +50,7 @@ igmp_clear_config (igmp_config_t * config)
pool_free (config->sg);
hash_free (config->igmp_sg_by_key);
hash_unset_mem (im->igmp_config_by_sw_if_index, &config->sw_if_index);
hash_unset (im->igmp_config_by_sw_if_index, config->sw_if_index);
pool_put (im->configs, config);
}
@ -503,12 +503,10 @@ igmp_send_state_changed (vlib_main_t * vm, vlib_node_runtime_t * rt,
pool_put (config->sg, sg);
if (pool_elts (config->sg) == 0)
{
hash_unset_mem (im->igmp_config_by_sw_if_index,
&config->sw_if_index);
hash_unset (im->igmp_config_by_sw_if_index, config->sw_if_index);
pool_put (im->configs, config);
}
}
}
void
@ -631,8 +629,8 @@ igmp_listen (vlib_main_t * vm, u8 enable, u32 sw_if_index,
config->adj_index =
adj_mcast_add_or_lock (FIB_PROTOCOL_IP4, VNET_LINK_IP4,
config->sw_if_index);
hash_set_mem (im->igmp_config_by_sw_if_index, &config->sw_if_index,
config - im->configs);
hash_set (im->igmp_config_by_sw_if_index,
config->sw_if_index, config - im->configs);
}
else if (config->cli_api_configured != cli_api_configured)
{
@ -742,11 +740,8 @@ igmp_init (vlib_main_t * vm)
if ((error = vlib_call_init_function (vm, ip4_lookup_init)))
return error;
im->igmp_config_by_sw_if_index =
hash_create_mem (0, sizeof (u32), sizeof (uword));
im->igmp_api_client_by_client_index =
hash_create_mem (0, sizeof (u32), sizeof (uword));
im->igmp_config_by_sw_if_index = hash_create (0, sizeof (u32));
im->igmp_api_client_by_client_index = hash_create (0, sizeof (u32));
vec_validate_aligned (im->buffers, tm->n_vlib_mains - 1,
CLIB_CACHE_LINE_BYTES);

2
src/plugins/igmp/igmp.h
View File

@ -235,7 +235,7 @@ igmp_config_lookup (igmp_main_t * im, u32 sw_if_index)
uword *p;
igmp_config_t *config = NULL;
p = hash_get_mem (im->igmp_config_by_sw_if_index, &sw_if_index);
p = hash_get (im->igmp_config_by_sw_if_index, sw_if_index);
if (p)
config = vec_elt_at_index (im->configs, p[0]);

17
src/plugins/igmp/igmp_api.c
View File

@ -196,7 +196,7 @@ igmp_api_client_lookup (igmp_main_t * im, u32 client_index)
uword *p;
vpe_client_registration_t *api_client = NULL;
p = hash_get_mem (im->igmp_api_client_by_client_index, &client_index);
p = hash_get (im->igmp_api_client_by_client_index, client_index);
if (p)
api_client = vec_elt_at_index (im->api_clients, p[0]);
@ -219,8 +219,8 @@ vl_api_want_igmp_events_t_handler (vl_api_want_igmp_events_t * mp)
rv = VNET_API_ERROR_INVALID_REGISTRATION;
goto done;
}
hash_unset_mem (im->igmp_api_client_by_client_index,
&api_client->client_index);
hash_unset (im->igmp_api_client_by_client_index,
api_client->client_index);
pool_put (im->api_clients, api_client);
goto done;
}
@ -230,8 +230,8 @@ vl_api_want_igmp_events_t_handler (vl_api_want_igmp_events_t * mp)
memset (api_client, 0, sizeof (vpe_client_registration_t));
api_client->client_index = mp->client_index;
api_client->client_pid = mp->pid;
hash_set_mem (im->igmp_api_client_by_client_index,
&mp->client_index, api_client - im->api_clients);
hash_set (im->igmp_api_client_by_client_index,
mp->client_index, api_client - im->api_clients);
goto done;
}
rv = VNET_API_ERROR_INVALID_REGISTRATION;
@ -257,13 +257,13 @@ want_igmp_events_reaper (u32 client_index)
vpe_client_registration_t *api_client;
uword *p;
p = hash_get_mem (im->igmp_api_client_by_client_index, &client_index);
p = hash_get (im->igmp_api_client_by_client_index, client_index);
if (p)
{
api_client = pool_elt_at_index (im->api_clients, p[0]);
pool_put (im->api_clients, api_client);
hash_unset_mem (im->igmp_api_client_by_client_index, &client_index);
hash_unset (im->igmp_api_client_by_client_index, client_index);
}
return (NULL);
}
@ -308,8 +308,7 @@ igmp_event (igmp_main_t * im, igmp_config_t * config, igmp_sg_t * sg)
pool_put (config->sg, sg);
if (pool_elts (config->sg) == 0)
{
hash_unset_mem (im->igmp_config_by_sw_if_index,
&config->sw_if_index);
hash_unset (im->igmp_config_by_sw_if_index, config->sw_if_index);
pool_put (im->configs, config);
}
}