Re: [RFC PATCH 0/2] splice patches for ftrace

From: Ingo Molnar
Date: Mon Feb 09 2009 - 09:18:07 EST



* Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

>
> On Mon, 9 Feb 2009, Eduard - Gabriel Munteanu wrote:
>
> > Hi,
> >
> > This implements splice support so we can use it in kmemtrace-user. Please
> > check it out and tell me what you think.
> >
> > The "RFC" in the subject reads like "I tested this the best I could,
> > although kmemtrace-user isn't still ready.". As we speak, I'm working on
> > making kmemtrace over ftrace and kmemtrace-user work together nicely.
>
> Hi Eduard!
>
> Thanks, I'll give it a test. I've been playing on my spare time with
> a ring buffer splice interface. But I've not had the time to get it
> working fully. My version would be a binary only interface, but I really
> like the text interface you have.
>
> You can look at my old changes at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace.git
>
> The branch tip/splice-broken
>
> As the name suggests, it is still broken ;-)

I'd suggest we pick up Eduard's, with the fixes i suggested - because
they clearly work for his kmemtrace utility!

Then pick up whatever is left in your branch.

Ingo
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