Re: [PATCH tty-next 7/7] n_tty: trace input/read flow control

From: One Thousand Gnomes
Date: Sat Nov 23 2013 - 19:25:30 EST


On Fri, 22 Nov 2013 10:59:25 -0500
Peter Hurley <peter@xxxxxxxxxxxxxxxxxx> wrote:

> Instrument .receive_buf() and read() paths with trace_printk's
> to aid in debugging flow control changes.

tty devices have a device, we have a dev_dbg() layer. The old tty trace
predates this but there isn't really any excuse for not using it now that
I can see ?

Alan
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