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authorNir Dotan <nird@mellanox.com>2018-12-16 08:49:30 +0000
committerDavid S. Miller <davem@davemloft.net>2018-12-16 15:20:34 -0800
commit8c81b7438bf6abb035ee3009394a837ac8af64a8 (patch)
treea872f0bca01b8ddb874d0206f99269fe21a6fc0a /drivers
parentmlxsw: spectrum_acl: Add Bloom filter update (diff)
downloadlinux-dev-8c81b7438bf6abb035ee3009394a837ac8af64a8.tar.xz
linux-dev-8c81b7438bf6abb035ee3009394a837ac8af64a8.zip
mlxsw: spectrum_acl: Set A-TCAM rules in Bloom filter
Add calls to eRP module for updating Bloom filter when a rule is added or removed from the A-TCAM. eRP module will update the Bloom filter only for cases in which the region has an active eRP table. Signed-off-by: Nir Dotan <nird@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c
index 75f11c2d7b97..aedfece86121 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c
@@ -508,6 +508,13 @@ __mlxsw_sp_acl_atcam_entry_add(struct mlxsw_sp *mlxsw_sp,
if (err)
goto err_rhashtable_insert;
+ /* Bloom filter must be updated here, before inserting the rule into
+ * the A-TCAM.
+ */
+ err = mlxsw_sp_acl_erp_bf_insert(mlxsw_sp, aregion, erp_mask, aentry);
+ if (err)
+ goto err_bf_insert;
+
err = mlxsw_sp_acl_atcam_region_entry_insert(mlxsw_sp, aregion, aentry,
rulei);
if (err)
@@ -516,6 +523,8 @@ __mlxsw_sp_acl_atcam_entry_add(struct mlxsw_sp *mlxsw_sp,
return 0;
err_rule_insert:
+ mlxsw_sp_acl_erp_bf_remove(mlxsw_sp, aregion, erp_mask, aentry);
+err_bf_insert:
rhashtable_remove_fast(&aregion->entries_ht, &aentry->ht_node,
mlxsw_sp_acl_atcam_entries_ht_params);
err_rhashtable_insert:
@@ -529,6 +538,7 @@ __mlxsw_sp_acl_atcam_entry_del(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_atcam_entry *aentry)
{
mlxsw_sp_acl_atcam_region_entry_remove(mlxsw_sp, aregion, aentry);
+ mlxsw_sp_acl_erp_bf_remove(mlxsw_sp, aregion, aentry->erp_mask, aentry);
rhashtable_remove_fast(&aregion->entries_ht, &aentry->ht_node,
mlxsw_sp_acl_atcam_entries_ht_params);
mlxsw_sp_acl_erp_mask_put(aregion, aentry->erp_mask);