From: Steven Rostedt <rostedt@goodmis.org>
To: Ingo Molnar <mingo@elte.hu>
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 10:26:35 -0400 [thread overview]
Message-ID: <1122474396.29823.65.camel@localhost.localdomain> (raw)
In-Reply-To: <20050727141754.GA25356@elte.hu>
On Wed, 2005-07-27 at 16:17 +0200, Ingo Molnar wrote:
> 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.
Perfectly understood. I've had two customers ask me to increase the
priorities for them, but those where custom kernels, and a config option
wasn't necessary. But since I've had customers asking, I thought that
this might be something that others want. But I deal with a niche
market, and what my customers want might not be what everyone wants.
(hence the RFC in the subject).
So if there are others out there that would prefer to change their
priority ranges, speak now otherwise this patch will go by the waste
side.
-- Steve
next prev parent reply other threads:[~2005-07-27 14:27 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
2005-07-27 14:26 ` Steven Rostedt [this message]
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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