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Date: Mon, 24 Aug 2009 13:36:23 +0200
From: Ingo Molnar <mingo@elte.hu>
To: Paul Mundt <lethal@linux-sh.org>, Frederic Weisbecker <fweisbec@gmail.com>,
       Josh Stone <jistone@redhat.com>, linux-kernel@vger.kernel.org,
       Jason Baron <jbaron@redhat.com>, Li Zefan <lizf@cn.fujitsu.com>,
       Steven Rostedt <rostedt@goodmis.org>,
       Peter Zijlstra <peterz@infradead.org>,
       Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
       Jiaying Zhang <jiayingz@google.com>, Martin Bligh <mbligh@google.com>,
       Lai Jiangshan <laijs@cn.fujitsu.com>
Subject: Re: [PATCH v3 1/4] tracing: Rename TIF_SYSCALL_FTRACE->_TRACEPOINT
Message-ID: <20090824113623.GC10215@elte.hu>
References: <1250795373-32363-1-git-send-email-jistone@redhat.com> <1250917125-6174-1-git-send-email-jistone@redhat.com> <1250917125-6174-2-git-send-email-jistone@redhat.com> <20090823211625.GH6256@nowhere> <20090824084245.GF2424@elte.hu> <20090824111148.GA6130@nowhere> <20090824112426.GA10215@elte.hu> <20090824112910.GA18752@linux-sh.org>
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* Paul Mundt <lethal@linux-sh.org> wrote:

> On Mon, Aug 24, 2009 at 01:24:26PM +0200, Ingo Molnar wrote:
> > * Frederic Weisbecker <fweisbec@gmail.com> wrote:
> > > On Mon, Aug 24, 2009 at 10:42:45AM +0200, Ingo Molnar wrote:
> > > > 
> > > > * Frederic Weisbecker <fweisbec@gmail.com> wrote:
> > > > 
> > > > > On Fri, Aug 21, 2009 at 09:58:42PM -0700, Josh Stone wrote:
> > > > >
> > > > > > This thread flag is no longer specific to just ftrace, so 
> > > > > > TIF_SYSCALL_TRACEPOINT may be a more apt name.
> > > > > 
> > > > > Adding Paul Mundt <lethal@linux-sh.org> in Cc, the sh tree also 
> > > > > has the syscalls tracing support (in a seperate branch).
> > > > 
> > > > Btw., is there an URI for that separate branch?
> > > > 
> > > > 	Ingo
> > > 
> > > I guess it's:
> > > 
> > > git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6.git \
> > > 	sh/ftrace
> > 
> > ok, i checked - this is not a pure topical tree, it's intermingled 
> > with other SH changes, so it cannot be pulled into the tracing tree.
> > 
> > Obviously only such trees can be pulled into the tracing tree that 
> > limit their role to tracing and are non-rebasing.
> 
> Yes, post-2.6.32 merge window I'll keep the sh/ftrace branch 
> isolated from the rest of the sh changes, at which point it should 
> be possible to pull in to -tip directly. I generally do not rebase 
> topic branches.

Next time we can accelerate it all and push it into linux-next as 
well and not limit anyone's workflow, by using the tracing tree as 
the point to merge tracing related changes. If it's acked by you 
then we can do tracing related SH changes too just fine.

	Ingo