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From: Ingo Molnar <mingo@elte.hu>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
	Linus Torvalds <torvalds@osdl.org>, Andrew Morton <akpm@osdl.org>
Subject: Re: [RFC][PATCH] Make MAX_RT_PRIO and MAX_USER_RT_PRIO configurable
Date: Wed, 27 Jul 2005 16:17:54 +0200	[thread overview]
Message-ID: <20050727141754.GA25356@elte.hu> (raw)
In-Reply-To: <1122473595.29823.60.camel@localhost.localdomain>


* Steven Rostedt <rostedt@goodmis.org> wrote:

> The following patch makes the MAX_RT_PRIO and MAX_USER_RT_PRIO 
> configurable from the make *config.  This is more of a proposal since 
> I'm not really sure where in Kconfig this would best fit. I don't see 
> why these options shouldn't be user configurable without going into 
> the kernel headers to change them.

i'd not do this patch, mainly because the '100 priority levels' thing is 
pretty much an assumption in lots of userspace code. The patch to make 
it easier to redefine it is of course fine and was accepted, but i dont 
think we want to make it explicit via .config.

It's a bit like with the 3:1 split: you can redefine it easily via 
include files, but it's not configurable via .config, because many 
people would just play with it and would see things break.

so unless there's really a desire from distributions to actually change 
the 100 RT-prio levels (and i dont sense such a desire), we shouldnt do 
this.

	Ingo

  reply	other threads:[~2005-07-27 14:18 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-07-27 14:13 [RFC][PATCH] Make MAX_RT_PRIO and MAX_USER_RT_PRIO configurable Steven Rostedt
2005-07-27 14:17 ` Ingo Molnar [this message]
2005-07-27 14:26   ` Steven Rostedt
2005-07-27 14:33     ` Ingo Molnar
2005-07-27 14:47       ` [PATCH] safty check of MAX_RT_PRIO >= MAX_USER_RT_PRIO Steven Rostedt
2005-07-27 15:05         ` Steven Rostedt
2005-07-27 18:52         ` Ingo Molnar
2005-07-27 14:53       ` [RFC][PATCH] Make MAX_RT_PRIO and MAX_USER_RT_PRIO configurable Esben Nielsen
2005-07-27 15:02         ` Steven Rostedt
2005-07-27 16:09         ` K.R. Foley
2005-07-27 17:01           ` Esben Nielsen
2005-07-27 17:25             ` Steven Rostedt
2005-07-27 21:32               ` Esben Nielsen
2005-07-28 12:17                 ` Steven Rostedt
2005-07-28  7:22               ` Ingo Molnar
2005-07-28 11:53                 ` Steven Rostedt
2005-07-27 17:42             ` K.R. Foley
2005-07-28  9:59               ` Esben Nielsen
2005-07-27 14:28   ` Steven Rostedt
2005-07-27 14:38     ` Ingo Molnar
2005-07-27 14:46       ` Steven Rostedt
2005-07-28  7:33         ` Ingo Molnar
2005-07-28  1:42   ` Matt Mackall
2005-07-28  1:00 ` Daniel Walker
2005-07-28  1:20   ` Lee Revell
2005-07-28  1:26     ` Steven Rostedt
2005-07-28  1:25   ` Steven Rostedt
2005-07-28  3:06     ` Steven Rostedt
2005-07-28  3:32       ` Steven Rostedt
2005-07-28  3:45         ` Steven Rostedt
2005-07-28  3:51           ` Nick Piggin
2005-07-28 11:43             ` [PATCH] speed up on find_first_bit for i386 (let compiler do the work) Steven Rostedt
2005-07-28 12:45               ` Steven Rostedt
2005-07-28 15:31                 ` Linus Torvalds
2005-07-28 15:30               ` Linus Torvalds
2005-07-28 15:47                 ` Steven Rostedt
2005-07-28 16:34                   ` Maciej W. Rozycki
2005-07-28 16:57                     ` Steven Rostedt
2005-07-28 17:25                       ` Linus Torvalds
2005-07-29 10:03                         ` David Woodhouse
2005-07-29 14:41                           ` Maciej W. Rozycki
2005-07-29 16:23                           ` Linus Torvalds
2005-07-29 14:39                         ` Maciej W. Rozycki
2005-07-29 16:29                           ` Linus Torvalds
2005-07-29 17:14                             ` Maciej W. Rozycki
2005-07-28 17:17                     ` Linus Torvalds
2005-07-29 15:09                       ` Maciej W. Rozycki
2005-07-28 18:25                     ` Steven Rostedt
2005-07-28 18:56                       ` Linus Torvalds
2005-07-28 17:52               ` Mitchell Blank Jr

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