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authorYevgeny Kliteynik <kliteyn@nvidia.com>2021-09-29 15:36:32 +0300
committerSaeed Mahameed <saeedm@nvidia.com>2021-12-31 00:17:20 -0800
commitb54128275ef86dd699fcb23d7e6df21f251dc038 (patch)
tree0fb86dea00e12e91d5b4ccc8234d08076024946f /drivers/net/ethernet/mellanox/mlx5
parentnet/mlx5: DR, Add support for UPLINK destination type (diff)
downloadlinux-dev-b54128275ef86dd699fcb23d7e6df21f251dc038.tar.xz
linux-dev-b54128275ef86dd699fcb23d7e6df21f251dc038.zip
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>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c2
4 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
index 07936841ce99..f0faf04536d3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
@@ -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) {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
index 97a41b2b36e5..5fa7f9d6d8b9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
@@ -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 */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c
index 88288c02d6ea..12ebb7adea4d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c
@@ -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);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c
index 241ee49a24ba..1d6b43a52c58 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c
@@ -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);