Re: printk() with a spin-lock held.

From: Lee Revell
Date: Mon Oct 25 2004 - 13:57:00 EST


On Mon, 2004-10-25 at 08:32 -0400, Richard B. Johnson wrote:
> I recall that printk() useds to just write stuff into a buffer,
> that the buffer (the same buffer used for dmesg), was written
> out only when it was safe to do so.
>
>
> Now, if printk() can't do that anymore, how does one de-bug
> ISR code? Or do you just heave it off the cliff and hope that
> it flies?

No, it can, I was wrong. I was thinking of some other function.

Lee

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