Commit 674925ed authored by Dotan Barak's avatar Dotan Barak Committed by David S. Miller

net/mlx4_core: Add warning in case of command timeouts

Warning prints when there are command timeout to help debugging future
failures.
Signed-off-by: default avatarDotan Barak <dotanb@dev.mellanox.com>
Signed-off-by: default avatarAmir Vadai <amirv@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 618fad95
...@@ -257,6 +257,8 @@ static int mlx4_comm_cmd_wait(struct mlx4_dev *dev, u8 op, ...@@ -257,6 +257,8 @@ static int mlx4_comm_cmd_wait(struct mlx4_dev *dev, u8 op,
if (!wait_for_completion_timeout(&context->done, if (!wait_for_completion_timeout(&context->done,
msecs_to_jiffies(timeout))) { msecs_to_jiffies(timeout))) {
mlx4_warn(dev, "communication channel command 0x%x timed out\n",
op);
err = -EBUSY; err = -EBUSY;
goto out; goto out;
} }
...@@ -486,6 +488,8 @@ static int mlx4_cmd_poll(struct mlx4_dev *dev, u64 in_param, u64 *out_param, ...@@ -486,6 +488,8 @@ static int mlx4_cmd_poll(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
} }
if (cmd_pending(dev)) { if (cmd_pending(dev)) {
mlx4_warn(dev, "command 0x%x timed out (go bit not cleared)\n",
op);
err = -ETIMEDOUT; err = -ETIMEDOUT;
goto out; goto out;
} }
...@@ -549,6 +553,8 @@ static int mlx4_cmd_wait(struct mlx4_dev *dev, u64 in_param, u64 *out_param, ...@@ -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, if (!wait_for_completion_timeout(&context->done,
msecs_to_jiffies(timeout))) { msecs_to_jiffies(timeout))) {
mlx4_warn(dev, "command 0x%x timed out (go bit not cleared)\n",
op);
err = -EBUSY; err = -EBUSY;
goto out; goto out;
} }
......
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