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net/mlx5: rate limit alloc_ent error messages 

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@baidu.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Li RongQing 2019-10-24 16:23:33 +08:00 committed by Saeed Mahameed
parent ab9341b549
commit 5a212e0cac
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/mellanox/mlx5/core/cmd.c
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@ -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);