linux-kernel - Re: [PATCH] ftrace, sched: Add TRACE_FLAG_PREEMPT

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Message-ID: <20131106115800.05164696@gandalf.local.home>
Date:	Wed, 6 Nov 2013 11:58:00 -0500
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Yuanhan Liu <yuanhan.liu@...ux.intel.com>, mingo@...nel.org,
	hpa@...or.com, linux-kernel@...r.kernel.org, tglx@...utronix.de,
	linux-tip-commits@...r.kernel.org,
	Fengguang Wu <fengguang.wu@...el.com>,
	Huang Ying <ying.huang@...el.com>, lkp@...ux.intel.com
Subject: Re: [PATCH] ftrace, sched: Add TRACE_FLAG_PREEMPT_RESCHED

On Wed, 6 Nov 2013 17:45:25 +0100
Peter Zijlstra <peterz@...radead.org> wrote:

> On Wed, Nov 06, 2013 at 11:37:04AM -0500, Steven Rostedt wrote:

> This also wasn't the last version of the patch, I distinctly remember
> you making me update some documentation crap.

Hmm, the later patches must be lost in my INBOX, which I'm currently
trying to get back under control.

 
> > Simply because I find switch statements easier to read than else if
> > statements.
> 
> Sure whatever your code ;-), but says he who wrote:
> 
> 	hardsoft_irq =
> 		(hardirq && softirq) ? 'H' :
> 		hardirq ? 'h' :
> 		softirq ? 's' :
> 		'.';

Hehe, I like that better that else if too :-)

> 
> Just apply the later patch and change it however you like.

Sure, but it still needs to go in with the sched code, as its dependent
on new functions that I don't have.

Just add my Acked-by: and I'll clean it up in 3.13.

Thanks!

-- Steve
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