Re: RSDL v0.31

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From: Linus Torvalds
Date: Monday, March 19, 2007 - 8:11 pm

On Mon, 19 Mar 2007, Xavier Bestel wrote:

Could you try something as simple and accepting that maybe this is a 
problem?

Quite frankly, I was *planning* on merging RSDL very early after 2.6.21, 
but there is one thing that has turned me completely off the whole thing:

 - the people involved seem to be totally unwilling to even admit there 
   might be a problem.

This is like alcoholism. If you cannot admit that you might have a 
problem, you'll never get anywhere. And quite frankly, the RSDL proponents 
seem to be in denial ("we're always better", "it's your problem if the old 
scheduler works better", "just one report of old scheduler being better").

And the thing is, if people aren't even _willing_ to admit that there may 
be issues, there's *no*way*in*hell* I will merge it even for testing. 
Because the whole and only point of merging RSDL was to see if it could 
replace the old scheduler, and the most important feature in that case is 
not whether it is perfect, BUT WHETHER ANYBODY IS INTERESTED IN TRYING TO 
FIX THE INEVITABLE PROBLEMS!

See?

Can you people not see that the way you're doing that "RSDL is perfect" 
chorus in the face of people who report problems, you're just making it 
totally unrealistic that it will *ever* get merged.

So unless somebody steps up to the plate and actually *talks* about the 
problem reports, and admits that maybe RSDL will need some tweaking, I'm 
not going to merge it.

Because there is just _one_ thing that is more important than code - and 
that is the willingness to fix the code...

		Linus
-
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Messages in current thread:
RSDL development plans, Con Kolivas, (Tue Mar 13, 4:08 pm)
Re: RSDL development plans, Con Kolivas, (Fri Mar 16, 5:25 am)
RSDL v0.31, Con Kolivas, (Fri Mar 16, 6:40 am)
Re: RSDL development plans, Mike Galbraith, (Fri Mar 16, 6:42 am)
Re: RSDL development plans, Con Kolivas, (Fri Mar 16, 6:59 am)
Re: RSDL development plans, Mike Galbraith, (Fri Mar 16, 7:07 am)
Re: RSDL v0.31, Mike Galbraith, (Fri Mar 16, 8:34 am)
Re: RSDL v0.31, AshMilsted, (Fri Mar 16, 10:12 am)
Re: RSDL v0.31, Gabriel C, (Fri Mar 16, 10:41 am)
Re: RSDL v0.31, Con Kolivas, (Fri Mar 16, 2:13 pm)
Re: RSDL v0.31, Al Boldi, (Fri Mar 16, 2:55 pm)
Re: RSDL v0.31, Mike Galbraith, (Fri Mar 16, 3:30 pm)
Re: [ck] Re: RSDL v0.31, Dirk Schoebel, (Fri Mar 16, 4:05 pm)
Re: RSDL v0.31, Con Kolivas, (Fri Mar 16, 7:51 pm)
Re: RSDL v0.31, Nicholas Miell, (Fri Mar 16, 9:24 pm)
Re: RSDL v0.31, Al Boldi, (Fri Mar 16, 9:40 pm)
Re: RSDL v0.31, Con Kolivas, (Fri Mar 16, 9:57 pm)
Re: RSDL v0.31, Gene Heskett, (Fri Mar 16, 10:15 pm)
Re: RSDL v0.31, Mike Galbraith, (Fri Mar 16, 10:56 pm)
Re: RSDL v0.31, Mike Galbraith, (Fri Mar 16, 11:08 pm)
Re: RSDL v0.31, Nicholas Miell, (Fri Mar 16, 11:26 pm)
Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 12:11 am)
Re: RSDL v0.31, William Lee Irwin III, (Sat Mar 17, 12:25 am)
Re: RSDL v0.31, Nicholas Miell, (Sat Mar 17, 12:29 am)
Re: RSDL v0.31, David Lang, (Sat Mar 17, 12:44 am)
Re: RSDL v0.31, Ingo Molnar, (Sat Mar 17, 12:45 am)
Re: RSDL v0.31, Ingo Molnar, (Sat Mar 17, 12:56 am)
Re: RSDL v0.31, Nicholas Miell, (Sat Mar 17, 1:23 am)
Re: RSDL v0.31, Serge Belyshev, (Sat Mar 17, 1:41 am)
Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 1:46 am)
Re: RSDL v0.31, Con Kolivas, (Sat Mar 17, 2:48 am)
Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 2:58 am)
Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 3:49 am)
Re: [ck] Re: RSDL v0.31, jos poortvliet, (Sat Mar 17, 4:07 am)
Re: RSDL v0.31, Gene Heskett, (Sat Mar 17, 4:48 am)
Re: is RSDL an "unfair" scheduler too?, Ingo Molnar, (Sat Mar 17, 4:49 am)
Re: is RSDL an "unfair" scheduler too?, Con Kolivas, (Sat Mar 17, 5:02 am)
Re: RSDL v0.31, Gene Heskett, (Sat Mar 17, 5:05 am)
Re: [ck] Re: is RSDL an "unfair" scheduler too?, jos poortvliet, (Sat Mar 17, 5:15 am)
Re: [ck] Re: is RSDL an "unfair" scheduler too?, jos poortvliet, (Sat Mar 17, 5:23 am)
Re: is RSDL an "unfair" scheduler too?, Ingo Molnar, (Sat Mar 17, 5:28 am)
Re: is RSDL an "unfair" scheduler too?, Con Kolivas, (Sat Mar 17, 5:43 am)
Re: RSDL v0.31, Ingo Molnar, (Sat Mar 17, 5:44 am)
Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 6:36 am)
Re: RSDL v0.31, jos poortvliet, (Sat Mar 17, 6:44 am)
Re: RSDL v0.31, Ed Tomlinson, (Sat Mar 17, 6:50 am)
Re: RSDL v0.31, Ed Tomlinson, (Sat Mar 17, 6:56 am)
Re: [ck] Re: RSDL v0.31, michael chang, (Sat Mar 17, 6:58 am)
Re: [ck] Re: RSDL v0.31, Ed Tomlinson, (Sat Mar 17, 7:04 am)
Re: [ck] Re: RSDL v0.31, Mark Glines, (Sat Mar 17, 7:09 am)
Re: RSDL v0.31, Rik van Riel, (Sat Mar 17, 7:32 am)
Re: [ck] Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 7:33 am)
Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 7:43 am)
Re: [ck] Re: RSDL v0.31, Mark Glines, (Sat Mar 17, 7:54 am)
Re: [ck] Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 7:58 am)
Re: RSDL v0.31, Mark Hahn, (Sat Mar 17, 8:13 am)
Re: RSDL v0.31, Ingo Molnar, (Sat Mar 17, 8:39 am)
Re: RSDL v0.31, Al Boldi, (Sat Mar 17, 9:12 am)
Re: is RSDL an "unfair" scheduler too?, Ingo Molnar, (Sat Mar 17, 9:34 am)
Re: RSDL v0.31, Gene Heskett, (Sat Mar 17, 10:03 am)
Re: RSDL v0.31, Stephen Clark, (Sat Mar 17, 10:22 am)
RE: [ck] Re: is RSDL an "unfair" scheduler too?, David Schwartz, (Sat Mar 17, 10:31 am)
Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 10:37 am)
Re: [ck] Re: RSDL v0.31, Kacper Wysocki, (Sat Mar 17, 11:23 am)
Re: [ck] Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 11:45 am)
Re: is RSDL an "unfair" scheduler too?, Avi Kivity, (Sat Mar 17, 1:41 pm)
Re: RSDL v0.31, Al Boldi, (Sat Mar 17, 1:55 pm)
Re: is RSDL an "unfair" scheduler too?, William Lee Irwin III, (Sat Mar 17, 6:25 pm)
Re: is RSDL an "unfair" scheduler too?, Linus Torvalds, (Sat Mar 17, 6:32 pm)
Re: is RSDL an "unfair" scheduler too?, Bill Davidsen, (Sat Mar 17, 7:13 pm)
Re: is RSDL an "unfair" scheduler too?, Kasper Sandberg, (Sat Mar 17, 8:20 pm)
Re: is RSDL an "unfair" scheduler too?, Bill Davidsen, (Sat Mar 17, 8:23 pm)
Re: is RSDL an "unfair" scheduler too?, Avi Kivity, (Sat Mar 17, 10:00 pm)
Re: is RSDL an "unfair" scheduler too?, Willy Tarreau, (Sat Mar 17, 10:24 pm)
Re: is RSDL an "unfair" scheduler too?, Mike Galbraith, (Sat Mar 17, 10:37 pm)
Re: is RSDL an "unfair" scheduler too?, Avi Kivity, (Sat Mar 17, 10:55 pm)
Re: is RSDL an "unfair" scheduler too?, Bill Huey, (Sat Mar 17, 11:09 pm)
Re: RSDL v0.31, Mike Galbraith, (Sat Mar 17, 11:17 pm)
Re: is RSDL an "unfair" scheduler too?, Mike Galbraith, (Sat Mar 17, 11:26 pm)
Re: is RSDL an "unfair" scheduler too?, Mike Galbraith, (Sat Mar 17, 11:37 pm)
Re: RSDL v0.31, Kasper Sandberg, (Sat Mar 17, 11:47 pm)
Re: [ck] Re: is RSDL an "unfair" scheduler too?, Radoslaw Szkodzinski, (Sat Mar 17, 11:54 pm)
Re: RSDL v0.31, Mike Galbraith, (Sun Mar 18, 12:08 am)
Re: [ck] Re: RSDL v0.31, Radoslaw Szkodzinski, (Sun Mar 18, 12:22 am)
Re: is RSDL an "unfair" scheduler too?, Bill Huey, (Sun Mar 18, 12:35 am)
Re: [ck] Re: RSDL v0.31, Mike Galbraith, (Sun Mar 18, 12:38 am)
Re: [ck] Re: is RSDL an "unfair" scheduler too?, Willy Tarreau, (Sun Mar 18, 12:58 am)
Re: [ck] Re: RSDL v0.31, Mike Galbraith, (Sun Mar 18, 1:04 am)
Re: [ck] Re: RSDL v0.31, jimmy bahuleyan, (Sun Mar 18, 1:20 am)
Re: [ck] Re: RSDL v0.31, Mike Galbraith, (Sun Mar 18, 1:34 am)
Re: [ck] Re: RSDL v0.31, Kasper Sandberg, (Sun Mar 18, 2:57 am)
Re: [ck] Re: is RSDL an "unfair" scheduler too?, jos poortvliet, (Sun Mar 18, 3:58 am)
Re: [ck] Re: RSDL v0.31, Avuton Olrich, (Sun Mar 18, 6:57 am)
Re: [ck] Re: RSDL v0.31, Radoslaw Szkodzinski, (Sun Mar 18, 8:44 am)
Re: [ck] Re: RSDL v0.31, jos poortvliet, (Sun Mar 18, 9:09 am)
Re: RSDL v0.31, Lee Revell, (Sun Mar 18, 12:37 pm)
Re: RSDL v0.31, Mike Galbraith, (Sun Mar 18, 12:55 pm)
Re: RSDL v0.31, Szonyi Calin, (Sun Mar 18, 3:45 pm)
RE: is RSDL an "unfair" scheduler too?, David Schwartz, (Sun Mar 18, 7:27 pm)
RE: RSDL v0.31, David Schwartz, (Sun Mar 18, 7:27 pm)
RE: RSDL v0.31, Mike Galbraith, (Sun Mar 18, 11:21 pm)
Re: RSDL v0.31, Willy Tarreau, (Sun Mar 18, 11:59 pm)
Re: is RSDL an "unfair" scheduler too?, Radoslaw Szkodzinski, (Mon Mar 19, 6:27 am)
Re: RSDL v0.31, Chris Friesen, (Mon Mar 19, 8:06 am)
Re: is RSDL an "unfair" scheduler too?, Avi Kivity, (Mon Mar 19, 8:25 am)
Re: RSDL v0.31, Mark Lord, (Mon Mar 19, 9:03 am)
Re: is RSDL an "unfair" scheduler too?, Helge Hafting, (Mon Mar 19, 9:06 am)
Re: RSDL v0.31, Mark Lord, (Mon Mar 19, 9:07 am)
Re: RSDL v0.31, Xavier Bestel, (Mon Mar 19, 9:26 am)
Re: RSDL v0.31, Mark Lord, (Mon Mar 19, 9:36 am)
Re: is RSDL an "unfair" scheduler too?, Avi Kivity, (Mon Mar 19, 9:37 am)
Re: RSDL v0.31, Xavier Bestel, (Mon Mar 19, 9:43 am)
Re: is RSDL an "unfair" scheduler too?, David Lang, (Mon Mar 19, 11:30 am)
Re: [ck] Re: RSDL v0.31, Bill Davidsen, (Mon Mar 19, 1:47 pm)
Re: RSDL v0.31, Al Boldi, (Mon Mar 19, 1:53 pm)
Re: is RSDL an "unfair" scheduler too?, Bill Davidsen, (Mon Mar 19, 2:14 pm)
Re: RSDL v0.31, Linus Torvalds, (Mon Mar 19, 8:11 pm)
Re: RSDL v0.31, Willy Tarreau, (Mon Mar 19, 11:11 pm)
Re: RSDL v0.31, Mike Galbraith, (Tue Mar 20, 1:03 am)
Re: RSDL v0.31, Xavier Bestel, (Tue Mar 20, 2:03 am)
Re: [ck] Re: RSDL v0.31, jos poortvliet, (Tue Mar 20, 3:19 am)
Re: [ck] Re: RSDL v0.31, jos poortvliet, (Tue Mar 20, 3:26 am)
Re: RSDL v0.31, Artur Skawina, (Tue Mar 20, 5:31 am)
Re: RSDL v0.31, Mark Lord, (Tue Mar 20, 6:22 am)
Re: RSDL v0.31, Ray Lee, (Tue Mar 20, 8:16 am)
Re: RSDL v0.31, Mark Lord, (Tue Mar 20, 8:20 am)
Re: RSDL v0.31, Linus Torvalds, (Tue Mar 20, 8:31 am)
Re: RSDL v0.31, Al Boldi, (Tue Mar 20, 11:08 am)
Re: RSDL v0.31, Artur Skawina, (Tue Mar 20, 12:16 pm)
Re: RSDL v0.31, Artur Skawina, (Tue Mar 20, 12:50 pm)
Re: RSDL v0.31, Al Boldi, (Tue Mar 20, 9:15 pm)
Re: RSDL v0.31, Ingo Molnar, (Wed Mar 21, 12:50 am)
Re: RSDL v0.31, Keith Duthie, (Wed Mar 21, 1:22 am)
Re: RSDL v0.31, Kasper Sandberg, (Wed Mar 21, 1:55 am)
Re: [ck] Re: RSDL v0.31, Kasper Sandberg, (Wed Mar 21, 1:58 am)
RE: RSDL v0.31, David Schwartz, (Wed Mar 21, 3:43 am)
Re: RSDL v0.31, Mike Galbraith, (Wed Mar 21, 7:57 am)
Re: RSDL v0.31, Peter Zijlstra, (Wed Mar 21, 9:02 am)
Re: RSDL v0.31, Mike Galbraith, (Wed Mar 21, 10:06 am)
Re: RSDL v0.31, Artur Skawina, (Wed Mar 21, 10:24 am)
Re: RSDL v0.31, Mike Galbraith, (Thu Mar 22, 12:07 am)
Re: RSDL v0.31, Ingo Molnar, (Thu Mar 22, 2:18 am)
Re: RSDL v0.31, Mike Galbraith, (Thu Mar 22, 2:34 am)
Re: RSDL v0.31, Mike Galbraith, (Thu Mar 22, 2:41 am)
Re: RSDL v0.31, Con Kolivas, (Thu Mar 22, 3:03 pm)
Re: RSDL v0.31, Con Kolivas, (Thu Mar 22, 3:50 pm)
Re: RSDL v0.31, Mike Galbraith, (Thu Mar 22, 9:39 pm)
Re: RSDL v0.31, Con Kolivas, (Thu Mar 22, 10:59 pm)
Re: RSDL v0.31, Mike Galbraith, (Thu Mar 22, 11:11 pm)
Re: RSDL v0.31, Mike Galbraith, (Fri Mar 23, 5:17 am)
Re: RSDL v0.31, Bill Davidsen, (Wed Mar 28, 4:37 pm)
Re: RSDL v0.31, Bill Davidsen, (Wed Mar 28, 4:43 pm)
RE: RSDL v0.31, David Schwartz, (Thu Mar 29, 12:10 am)
Re: RSDL v0.31, Nick Piggin, (Thu Mar 29, 12:34 am)