linux-kernel - Re: Needed fix for set_ftrace

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Message-ID: <alpine.DEB.1.10.0811132303560.17523@gandalf.stny.rr.com>
Date:	Thu, 13 Nov 2008 23:06:41 -0500 (EST)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Ingo Molnar <mingo@...e.hu>
cc:	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: Needed fix for set_ftrace_filter


On Thu, 13 Nov 2008, Steven Rostedt wrote:

> 
> Ingo,
> 
> I noticed that the set_ftrace_filter in mainline is badly broken. It 
> displays all files (incorrectly) and lets you only filter once. After 
> that, it does not filter anymore.

OK, only the output is broken. I confused myself by not setting the right
function and then not seeing it print. But because I can not see what
filters are set, I did not notice I typed the wrong function.

Still, this is a easy fix (3 lines changed) for an annoying bug.

-- Steve

> 
> Here's the posted fix:
> 
>   http://marc.info/?l=linux-kernel&m=122611613419814&w=2
> 
> and it is in tip:
> 
>    commit 0183fb1c94b74862b073590fc52c56b7364b7bad
> 
>    ftrace: fix set_ftrace_filter
> 
> 
> Could you get that pushed up to Linus. I cherry picked it into my local 
> mainline git repo, and it worked fine.
> 
> Thanks,
> 
> -- Steve
> 
> 
> 
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