From: Aya Levin <ayal@xxxxxxxxxxxx>
Add rate limited print macros for warning and info level. This protects
the system from burst of prints depleting HW resources and spamming dmesg.
Signed-off-by: Aya Levin <ayal@xxxxxxxxxxxx>
Signed-off-by: Saeed Mahameed <saeedm@xxxxxxxxxxxx>
---
drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
index 052e81974c3b..d66f4f082ef7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
@@ -83,9 +83,19 @@ do { \
__func__, __LINE__, current->pid, \
##__VA_ARGS__)
+#define mlx5_core_warn_rl(__dev, format, ...) \
+ pr_warn_ratelimited("%s:%s:%d:(pid %d): " format, (__dev)->priv.name, \
+ __func__, __LINE__, current->pid, \
+ ##__VA_ARGS__)
+
#define mlx5_core_info(__dev, format, ...) \
pr_info("%s " format, (__dev)->priv.name, ##__VA_ARGS__)
+#define mlx5_core_info_rl(__dev, format, ...) \
+ pr_info_ratelimited("%s:%s:%d:(pid %d): " format, (__dev)->priv.name, \
+ __func__, __LINE__, current->pid, \
+ ##__VA_ARGS__)
+
enum {
MLX5_CMD_DATA, /* print command payload only */
MLX5_CMD_TIME, /* print command execution time */
--
2.20.1
