netdev - [net-next 12/15] net/mlx5: rate limit alloc

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Message-ID: <20191101215833.23975-13-saeedm@mellanox.com>
Date:   Fri, 1 Nov 2019 21:59:18 +0000
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     "David S. Miller" <davem@...emloft.net>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Li Rongqing <lirongqing@...du.com>,
        Saeed Mahameed <saeedm@...lanox.com>
Subject: [net-next 12/15] net/mlx5: rate limit alloc_ent error messages

From: Li RongQing <lirongqing@...du.com>

when debug a bug, which triggers TX hang, and kernel log is
spammed with the following info message

    [ 1172.044764] mlx5_core 0000:21:00.0: cmd_work_handler:930:(pid 8):
    failed to allocate command entry

Signed-off-by: Li RongQing <lirongqing@...du.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/cmd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index ea934cd02448..34cba97f7bf4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -866,7 +866,7 @@ static void cmd_work_handler(struct work_struct *work)
 	if (!ent->page_queue) {
 		alloc_ret = alloc_ent(cmd);
 		if (alloc_ret < 0) {
-			mlx5_core_err(dev, "failed to allocate command entry\n");
+			mlx5_core_err_rl(dev, "failed to allocate command entry\n");
 			if (ent->callback) {
 				ent->callback(-EAGAIN, ent->context);
 				mlx5_free_cmd_msg(dev, ent->out);
-- 
2.21.0