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net/mlx5: DR, Warn on failure to destroy objects due to refcount 

Add WARN_ON_ONCE on refcount checks in SW steering object destructors

Signed-off-by: Paul Blakey <paulb@nvidia.com>
Signed-off-by: Yevgeny Kliteynik <kliteyn@nvidia.com>
This commit is contained in:
Yevgeny Kliteynik 2021-09-29 15:36:32 +03:00 committed by Saeed Mahameed
parent e3a0f40b2f
commit b54128275e
4 changed files with 4 additions and 4 deletions
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2
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
View File

@ -1792,7 +1792,7 @@ mlx5dr_action_create_dest_vport(struct mlx5dr_domain *dmn,
int mlx5dr_action_destroy(struct mlx5dr_action *action)
{
if (refcount_read(&action->refcount) > 1)
if (WARN_ON_ONCE(refcount_read(&action->refcount) > 1))
return -EBUSY;
switch (action->action_type) {

2
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
View File

@ -431,7 +431,7 @@ int mlx5dr_domain_sync(struct mlx5dr_domain *dmn, u32 flags)
int mlx5dr_domain_destroy(struct mlx5dr_domain *dmn)
{
if (refcount_read(&dmn->refcount) > 1)
if (WARN_ON_ONCE(refcount_read(&dmn->refcount) > 1))
return -EBUSY;
/* make sure resources are not used by the hardware */

2
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c
View File

@ -1069,7 +1069,7 @@ int mlx5dr_matcher_destroy(struct mlx5dr_matcher *matcher)
{
struct mlx5dr_table *tbl = matcher->tbl;
if (refcount_read(&matcher->refcount) > 1)
if (WARN_ON_ONCE(refcount_read(&matcher->refcount) > 1))
return -EBUSY;
mlx5dr_domain_lock(tbl->dmn);

2
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c
View File

@ -283,7 +283,7 @@ int mlx5dr_table_destroy(struct mlx5dr_table *tbl)
{
int ret;
if (refcount_read(&tbl->refcount) > 1)
if (WARN_ON_ONCE(refcount_read(&tbl->refcount) > 1))
return -EBUSY;
mlx5dr_dbg_tbl_del(tbl);