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SubjectRe: [patch 00/37] Linux Kernel Markers instrumentation for sched-devel.git
On Mon, Apr 28, 2008 at 11:47:58AM -0700, Andrew Morton wrote:
> > On Mon, Apr 28, 2008 at 11:36:10AM -0700, Andrew Morton wrote:
> > > It hides the cosmetically-ugly bits, but not the deeply ugly: each of these
> > > trace points is an extension to the kernel->userspace API, with all that
> > > this implies.
> >
> > Not at all. It's only accessibe to kernel code, so it per defintion
> > can't be a userspace API.
>
> eh? It adds human-readable printk strings.

It looks like a printk string but it isn't. You need a kernel module
to actually connect to it and do the tracing.


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