mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-03 07:36:10 -04:00
Code Issues Packages Projects Releases Wiki Activity

mlxsw: Keep track of number of allocated RIFs

Browse Source 
In order to expose number of RIFs as a resource, it is going to be handy
to have the number of currently-allocated RIFs as a single number.
Introduce such.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Amit Cohen <amcohen@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petr Machata
2022-06-16 13:42:36 +03:00
committed by David S. Miller
parent 4b1cc357f8
commit b9840fe035
2 changed files with 7 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
View File

@@ -8134,6 +8134,7 @@ mlxsw_sp_rif_create(struct mlxsw_sp *mlxsw_sp,
mlxsw_sp_rif_counters_alloc(rif);
}
atomic_inc(&mlxsw_sp->router->rifs_count);
return rif;
err_stats_enable:
@@ -8163,6 +8164,7 @@ static void mlxsw_sp_rif_destroy(struct mlxsw_sp_rif *rif)
struct mlxsw_sp_vr *vr;
int i;
atomic_dec(&mlxsw_sp->router->rifs_count);
mlxsw_sp_router_rif_gone_sync(mlxsw_sp, rif);
vr = &mlxsw_sp->router->vrs[rif->vr_id];
@@ -9652,6 +9654,7 @@ mlxsw_sp_ul_rif_create(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_vr *vr,
if (err)
goto ul_rif_op_err;
atomic_inc(&mlxsw_sp->router->rifs_count);
return ul_rif;
ul_rif_op_err:
@@ -9664,6 +9667,7 @@ static void mlxsw_sp_ul_rif_destroy(struct mlxsw_sp_rif *ul_rif)
{
struct mlxsw_sp *mlxsw_sp = ul_rif->mlxsw_sp;
atomic_dec(&mlxsw_sp->router->rifs_count);
mlxsw_sp_rif_ipip_lb_ul_rif_op(ul_rif, false);
mlxsw_sp->router->rifs[ul_rif->rif_index] = NULL;
kfree(ul_rif);
@@ -9819,6 +9823,7 @@ static int mlxsw_sp_rifs_init(struct mlxsw_sp *mlxsw_sp)
idr_init(&mlxsw_sp->router->rif_mac_profiles_idr);
atomic_set(&mlxsw_sp->router->rif_mac_profiles_count, 0);
atomic_set(&mlxsw_sp->router->rifs_count, 0);
devlink_resource_occ_get_register(devlink,
MLXSW_SP_RESOURCE_RIF_MAC_PROFILES,
mlxsw_sp_rif_mac_profiles_occ_get,
@@ -9832,6 +9837,7 @@ static void mlxsw_sp_rifs_fini(struct mlxsw_sp *mlxsw_sp)
struct devlink *devlink = priv_to_devlink(mlxsw_sp->core);
int i;
WARN_ON_ONCE(atomic_read(&mlxsw_sp->router->rifs_count));
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++)
WARN_ON_ONCE(mlxsw_sp->router->rifs[i]);

1
drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h
View File

@@ -20,6 +20,7 @@ struct mlxsw_sp_router {
struct mlxsw_sp_rif **rifs;
struct idr rif_mac_profiles_idr;
atomic_t rif_mac_profiles_count;
atomic_t rifs_count;
u8 max_rif_mac_profile;
struct mlxsw_sp_vr *vrs;
struct rhashtable neigh_ht;