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From: Peter Zijlstra <peterz@infradead.org>
To: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
	linux-kernel@vger.kernel.org, fweisbec@gmail.com,
	mingo@redhat.com
Subject: Re: [PATCH] tracing: Use task_nice() in function __update_max_tr() to get the nice value of task.
Date: Thu, 23 Jan 2014 09:26:30 +0100	[thread overview]
Message-ID: <20140123082630.GO30183@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <52E14D28.2090208@cn.fujitsu.com>

On Thu, Jan 23, 2014 at 12:11:04PM -0500, Dongsheng Yang wrote:
> On 01/22/2014 11:00 PM, Steven Rostedt wrote:
> >
> >Bah, I just noticed that TASK_NICE is in kernel/sched/sched.h not
> >include/linux/sched.h
> >
> >Peter, is there a reason that task_nice() is not a static inline in
> >sched.h and have these macros there too? They only reference fields in
> >task_struct that are already defined there. I don't see why they need
> >to be private to kernel/sched.
> 
> Agree. These macros are useful to other modules out of kernel/sched.
> But they are private to kernel/sched currently.

And the floodgates open.. _why_ would a module care about nice values?
That's sounds just so full of wrong.


  reply	other threads:[~2014-01-23  8:26 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-22 22:41 [PATCH] tracing: Use task_nice() in function __update_max_tr() to get the nice value of task Dongsheng Yang
2014-01-23  3:56 ` Steven Rostedt
2014-01-23  4:00   ` Steven Rostedt
2014-01-23 17:11     ` Dongsheng Yang
2014-01-23  8:26       ` Peter Zijlstra [this message]
2014-01-23 11:52         ` Steven Rostedt
2014-01-27 22:15           ` [PATCH 0/3] sched: Collect the bits about priority into a new header file, include/linux/sched/prio.h Dongsheng Yang
2014-01-27 15:45             ` Steven Rostedt
     [not found]               ` <CA+qeAOqW58894hGvCP0N0E-EUESfFPeqMmXUuhqxEZrRjDV97A@mail.gmail.com>
2014-01-28 16:06                 ` Steven Rostedt
2014-01-27 22:15             ` [PATCH 1/3] sched: Move the priority specific bits into a new header file Dongsheng Yang
2014-01-29  5:28               ` Namhyung Kim
2014-02-10  2:56                 ` Dongsheng Yang
2014-02-10 14:09                   ` Steven Rostedt
2014-02-11  1:10                     ` Dongsheng Yang
2014-02-10 13:30               ` [tip:sched/core] " tip-bot for Dongsheng Yang
2014-01-27 22:15             ` [PATCH 2/3] sched: Expose some macros related with priority Dongsheng Yang
2014-02-10 13:30               ` [tip:sched/core] sched: Expose some macros related to priority tip-bot for Dongsheng Yang
2014-01-27 22:15             ` [PATCH 3/3] sched: Implement task_nice and task_prio as static inline functions Dongsheng Yang
2014-01-27 10:32               ` Peter Zijlstra
2014-01-28  1:09                 ` Dongsheng Yang
2014-01-27 12:16                   ` Peter Zijlstra
2014-01-28  1:59                     ` Dongsheng Yang
2014-01-27 13:08                       ` Peter Zijlstra
2014-01-28  3:00                         ` [PATCH 3/3 V2] sched: Implement task_nice as static inline function Dongsheng Yang
2014-01-28  3:27                           ` Dongsheng Yang
2014-02-10 13:32                           ` [tip:sched/core] sched: Implement task_nice() " tip-bot for Dongsheng Yang
2014-01-23 21:43         ` [PATCH] tracing: Use task_nice() in function __update_max_tr() to get the nice value of task Dongsheng Yang
2014-02-11  3:19 ` Dongsheng Yang

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