Re: MARKER mechanism, try 2

[Alan Cox]

Ar Llu, 2006-09-18 am 13:47 -0400, ysgrifennodd Mathieu Desnoyers:
> "cannot use printk" (used in scheduler, NMIs, wakeup, printk itself)
>                     (nothing, kprobe, jumpprobe or tracer)

Also sometimes in character drivers - if it's the console device and you
printk in the driver code you go boom.

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