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authorOz Shlomo <ozsh@nvidia.com>2023-06-06 00:12:16 -0700
committerSaeed Mahameed <saeedm@nvidia.com>2023-06-07 14:00:44 -0700
commitde1f0a650824ed1905d5d48190f65f309cee5163 (patch)
tree1e93e3e55f0fb0c32106042723a207aca33a2d62 /drivers/net/ethernet/mellanox/mlx5/core/en
parentf4692ab13a1f7ad2c2098b838c2820c113ce8a07 (diff)
net/mlx5e: TC, refactor access to hash key
Currently, a temp object is filled and used as a key for rhashtable_lookup. Lookups will only works while key remains the first attribute in the relevant rhashtable node object. Fix this by passing a key, instead of a object containing the key. Signed-off-by: Oz Shlomo <ozsh@nvidia.com> Reviewed-by: Paul Blakey <paulb@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/tc/act_stats.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act_stats.c
index 07c1895a2b23..7aa926e542d3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act_stats.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act_stats.c
@@ -25,8 +25,8 @@ struct mlx5e_tc_act_stats {
static const struct rhashtable_params act_counters_ht_params = {
.head_offset = offsetof(struct mlx5e_tc_act_stats, hash),
- .key_offset = 0,
- .key_len = offsetof(struct mlx5e_tc_act_stats, counter),
+ .key_offset = offsetof(struct mlx5e_tc_act_stats, tc_act_cookie),
+ .key_len = sizeof_field(struct mlx5e_tc_act_stats, tc_act_cookie),
.automatic_shrinking = true,
};
@@ -169,14 +169,11 @@ mlx5e_tc_act_stats_fill_stats(struct mlx5e_tc_act_stats_handle *handle,
{
struct rhashtable *ht = &handle->ht;
struct mlx5e_tc_act_stats *item;
- struct mlx5e_tc_act_stats key;
u64 pkts, bytes, lastused;
int err = 0;
- key.tc_act_cookie = fl_act->cookie;
-
rcu_read_lock();
- item = rhashtable_lookup(ht, &key, act_counters_ht_params);
+ item = rhashtable_lookup(ht, &fl_act->cookie, act_counters_ht_params);
if (!item) {
rcu_read_unlock();
err = -ENOENT;