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SubjectRe: [PATCH 2/7] serial: imx: move log from error to debug type
On Fri, Jun 30, 2017 at 02:04:41PM +0200, Romain Perier wrote:
> From: Nandor Han <>
> During DMA startup we have a data race condition since UART port can
> receive data that can generate different type of errors.
> This is not necessarily an error since DMA didn't yet started. The
> situation is minimized but still present even if we try to clear up the
> error before starting the DMA.
> Therefore changing the log to debug type we avoid having "false" error
> messages.

This doesn't look right. You say the message "DMA transaction error." is
wrong sometimes and so hide it a bit by using dev_dbg instead of

I don't like that.


Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | |

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