[linux-audio-dev] debugging realtime issues with instrumented kernel

[Lee Revell]

On Tue, 2005-04-12 at 13:01 +0200, Florian Schmidt wrote:
> You will need to enable user triggered tracing in the kernel hacking
> section of the kernel config (i just patched up a recent RP kernel and i
> cannot find the option anymore - anyone please fill me in.. maybe you
> just need to enable the other tracing mechanisms there and then enable
> the user triggered tracing via one of the control in /proc/sys/kernel/.
> Ah damn, that's what you get for not following kernel development
> closely)

Right, according to Ingo it's really cheap so is always enabled when
tracing is on.

Lee