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net/mlx4_core: Add warning in case of command timeouts

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Warning prints when there are command timeout to help debugging future
failures.

Signed-off-by: Dotan Barak <dotanb@dev.mellanox.com>
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dotan Barak 2013-06-25 12:09:37 +03:00 committed by David S. Miller
parent 618fad954b
commit 674925edb4
1 changed files with 6 additions and 0 deletions
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6
drivers/net/ethernet/mellanox/mlx4/cmd.c
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@ -257,6 +257,8 @@ static int mlx4_comm_cmd_wait(struct mlx4_dev *dev, u8 op,
if (!wait_for_completion_timeout(&context->done,
msecs_to_jiffies(timeout))) {
mlx4_warn(dev, "communication channel command 0x%x timed out\n",
op);
err = -EBUSY;
goto out;
}
@ -486,6 +488,8 @@ static int mlx4_cmd_poll(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
}
if (cmd_pending(dev)) {
mlx4_warn(dev, "command 0x%x timed out (go bit not cleared)\n",
op);
err = -ETIMEDOUT;
goto out;
}
@ -549,6 +553,8 @@ static int mlx4_cmd_wait(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
if (!wait_for_completion_timeout(&context->done,
msecs_to_jiffies(timeout))) {
mlx4_warn(dev, "command 0x%x timed out (go bit not cleared)\n",
op);
err = -EBUSY;
goto out;
}