Re: [PATCH 3/3] lockdep: Use line-buffered printk() for lockdep messages.

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On Tue 2018-11-06 18:05:44, Sergey Senozhatsky wrote:
> On (11/06/18 09:38), Petr Mladek wrote:
> > 
> > If you would want to avoid buffering, you could set the number
> > of buffers to zero. Then it would always fallback to
> > the direct printk().

This comment was a hint for Peter and his workarounds. He ignores most
of printk() code and writes messages directly to the serial console.


> This printk-fallback makes me wonder if 'cont' really can ever go away.
> We would totally break cont printk-s that trapped into printk-fallback;
> as opposed to current sometimes-cont-works-just-fine.

It could break things totally only when the new approach completely
fails. I you have any doubts or suggestions then please comment on
the patch adding the API.

Best Regards,
Petr




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