Re: x86: 4kstacks default

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From: Adrian Bunk
Date: Sunday, April 20, 2008 - 5:18 am

On Sun, Apr 20, 2008 at 12:37:31PM +0100, Alan Cox wrote:

Everyone is free to patch whatever stacksize he wants into his kernel.

But the more users will get 4k stacks the more testing we have, and the 
better both existing and new bugs get shaken out.

And if there were only 4k stacks in the vanilla kernel, and therefore 
all people on i386 testing -rc kernels would get it, that would give a 
better chance of finding stack regressions before they get into a 
stable kernel.

If a distribution or user then wants to increase it that's his choice 
(and easy to do), but nothing the upstream kernel has to offer.


cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

--
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Messages in current thread:
Re: x86: 4kstacks default, Andrew Morton, (Fri Apr 18, 2:29 pm)
Re: x86: 4kstacks default, Ingo Molnar, (Sat Apr 19, 7:23 am)
Re: x86: 4kstacks default, Oliver Pinter, (Sat Apr 19, 7:35 am)
Re: x86: 4kstacks default, Shawn Bohrer, (Sat Apr 19, 7:59 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sat Apr 19, 8:19 am)
Re: x86: 4kstacks default, Oliver Pinter, (Sat Apr 19, 8:42 am)
Re: x86: 4kstacks default, Andrew Morton, (Sat Apr 19, 10:49 am)
Re: x86: 4kstacks default, Arjan van de Ven, (Sat Apr 19, 11:00 am)
Re: x86: 4kstacks default, Ingo Molnar, (Sat Apr 19, 11:33 am)
Re: x86: 4kstacks default, Stefan Richter, (Sat Apr 19, 12:10 pm)
Re: x86: 4kstacks default, Eric Sandeen, (Sat Apr 19, 6:56 pm)
Re: x86: 4kstacks default, Eric Sandeen, (Sat Apr 19, 7:36 pm)
Re: x86: 4kstacks default, Eric Sandeen, (Sat Apr 19, 8:29 pm)
Re: x86: 4kstacks default, Arjan van de Ven, (Sat Apr 19, 11:11 pm)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 12:42 am)
Re: x86: 4kstacks default, Alan Cox, (Sun Apr 20, 1:06 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 1:09 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 1:51 am)
Re: x86: 4kstacks default, Alan Cox, (Sun Apr 20, 2:36 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 3:44 am)
Re: x86: 4kstacks default, Alan Cox, (Sun Apr 20, 4:02 am)
Re: x86: 4kstacks default, Alan Cox, (Sun Apr 20, 4:37 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 4:54 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 5:18 am)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 5:27 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 5:32 am)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 5:36 am)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 5:37 am)
Re: x86: 4kstacks default, Willy Tarreau, (Sun Apr 20, 5:47 am)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 6:06 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 6:21 am)
Re: x86: 4kstacks default, Mark Lord, (Sun Apr 20, 6:22 am)
Re: x86: 4kstacks default, Mark Lord, (Sun Apr 20, 6:27 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 6:30 am)
Re: x86: 4kstacks default, Willy Tarreau, (Sun Apr 20, 6:34 am)
Re: x86: 4kstacks default, Willy Tarreau, (Sun Apr 20, 6:38 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 7:04 am)
Re: x86: 4kstacks default, Eric Sandeen, (Sun Apr 20, 7:05 am)
Re: x86: 4kstacks default, Eric Sandeen, (Sun Apr 20, 7:09 am)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 7:19 am)
Re: x86: 4kstacks default, Willy Tarreau, (Sun Apr 20, 7:20 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 7:21 am)
Re: x86: 4kstacks default, Eric Sandeen, (Sun Apr 20, 7:40 am)
Re: x86: 4kstacks default, Eric Sandeen, (Sun Apr 20, 7:56 am)
Re: x86: 4kstacks default, Arjan van de Ven, (Sun Apr 20, 8:41 am)
Re: x86: 4kstacks default, Daniel Hazelton, (Sun Apr 20, 8:44 am)
Re: x86: 4kstacks default, Adrian Bunk, (Sun Apr 20, 9:03 am)
Re: x86: 4kstacks default, Jörn, (Sun Apr 20, 9:41 am)
Re: x86: 4kstacks default, Chris Wedgwood, (Sun Apr 20, 9:59 am)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 10:19 am)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 10:26 am)
Re: x86: 4kstacks default, Jörn, (Sun Apr 20, 10:43 am)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 11:19 am)
Re: x86: 4kstacks default, Arjan van de Ven, (Sun Apr 20, 11:48 am)
Re: x86: 4kstacks default, Arjan van de Ven, (Sun Apr 20, 11:50 am)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 1:01 pm)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 1:09 pm)
Re: x86: 4kstacks default, Jörn, (Sun Apr 20, 1:32 pm)
Re: x86: 4kstacks default, Jörn, (Sun Apr 20, 1:35 pm)
Re: x86: 4kstacks default, Daniel Hazelton, (Sun Apr 20, 1:43 pm)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 2:40 pm)
Re: x86: 4kstacks default, Andrew Morton, (Sun Apr 20, 2:45 pm)
Re: x86: 4kstacks default, Andrew Morton, (Sun Apr 20, 2:50 pm)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 2:51 pm)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 2:55 pm)
Re: x86: 4kstacks default, Bernd Eckenfels, (Sun Apr 20, 3:17 pm)
Re: x86: 4kstacks default, Arjan van de Ven, (Sun Apr 20, 3:33 pm)
Re: x86: 4kstacks default, Arjan van de Ven, (Sun Apr 20, 3:33 pm)
Re: x86: 4kstacks default, David Chinner, (Sun Apr 20, 3:53 pm)
Re: x86: 4kstacks default, Andi Kleen, (Sun Apr 20, 4:16 pm)
Re: x86: 4kstacks default, Avi Kivity, (Sun Apr 20, 4:48 pm)
Re: x86: 4kstacks default, Daniel Hazelton, (Sun Apr 20, 6:45 pm)
Re: x86: 4kstacks default, Eric Sandeen, (Sun Apr 20, 8:06 pm)
Re: x86: 4kstacks default, Alexander E. Patrakov, (Sun Apr 20, 8:30 pm)
Re: x86: 4kstacks default, Arjan van de Ven, (Sun Apr 20, 10:53 pm)
Re: x86: 4kstacks default, Denys Vlasenko, (Mon Apr 21, 12:45 am)
Re: x86: 4kstacks default, Andi Kleen, (Mon Apr 21, 12:51 am)
Re: x86: 4kstacks default, Andi Kleen, (Mon Apr 21, 2:55 am)
Re: x86: 4kstacks default, Eric Sandeen, (Mon Apr 21, 6:29 am)
Re: x86: 4kstacks default, Ingo Molnar, (Mon Apr 21, 7:29 am)
Re: x86: 4kstacks default, Ingo Molnar, (Mon Apr 21, 7:31 am)
Re: x86: 4kstacks default, Daniel Hazelton, (Mon Apr 21, 10:34 am)
Re: x86: 4kstacks default, Denys Vlasenko, (Mon Apr 21, 12:51 pm)
Re: x86: 4kstacks default, Denys Vlasenko, (Mon Apr 21, 1:28 pm)
Re: x86: 4kstacks default, David Chinner, (Mon Apr 21, 6:28 pm)
[PATCH] xfs: do not pass size into kmem_free, it's unused, Denys Vlasenko, (Mon Apr 21, 7:33 pm)
[PATCH] xfs: do not pass unused params to xfs_flush_pages, Denys Vlasenko, (Mon Apr 21, 8:03 pm)
[PATCH] xfs: remove unused parameter of xfs_qm_dqpurge, Denys Vlasenko, (Tue Apr 22, 2:42 am)
Re: x86: 4kstacks default, Denys Vlasenko, (Tue Apr 22, 5:48 am)
Re: x86: 4kstacks default, Adrian Bunk, (Tue Apr 22, 6:01 am)
[PATCH] xfs: expose no-op xfs_put_perag(), Denys Vlasenko, (Tue Apr 22, 6:46 am)
Re: x86: 4kstacks default, Denys Vlasenko, (Tue Apr 22, 6:51 am)
Re: [PATCH] xfs: expose no-op xfs_put_perag(), Eric Sandeen, (Tue Apr 22, 7:08 am)
Re: [PATCH] xfs: #define out unused parameters , Denys Vlasenko, (Tue Apr 22, 10:50 am)
Re: x86: 4kstacks default, Romano Giannetti, (Tue Apr 22, 11:20 am)
Re: [PATCH] xfs: #define out unused parameters , Denys Vlasenko, (Tue Apr 22, 1:46 pm)
Re: [PATCH] xfs: expose no-op xfs_put_perag(), David Chinner, (Tue Apr 22, 4:16 pm)
Re: x86: 4kstacks default, Denys Vlasenko, (Tue Apr 22, 10:03 pm)
Re: x86: 4kstacks default, Daniel Hazelton, (Tue Apr 22, 10:21 pm)
Re: x86: 4kstacks default, david, (Tue Apr 22, 10:25 pm)
Re: x86: 4kstacks default, Benjamin Herrenschmidt, (Tue Apr 22, 10:27 pm)
Re: x86: 4kstacks default, Daniel Hazelton, (Tue Apr 22, 10:41 pm)
Re: x86: 4kstacks default, Romano Giannetti, (Wed Apr 23, 12:46 am)
Re: [PATCH] xfs: remove unused parameter of xfs_qm_dqpurge, Christoph Hellwig, (Wed Apr 23, 1:18 am)
Re: x86: 4kstacks default, Helge Hafting, (Wed Apr 23, 1:57 am)
Re: x86: 4kstacks default, Helge Hafting, (Wed Apr 23, 2:13 am)
Re: x86: 4kstacks default, Stefan Richter, (Wed Apr 23, 4:24 am)
Re: x86: 4kstacks default, Romano Giannetti, (Wed Apr 23, 5:15 am)
Re: x86: 4kstacks default, Lennart Sorensen, (Wed Apr 23, 8:59 am)
Re: x86: 4kstacks default, David Chinner, (Wed Apr 23, 4:29 pm)
Re: x86: 4kstacks default, David Chinner, (Wed Apr 23, 4:36 pm)
Re: x86: 4kstacks default, Arjan van de Ven, (Wed Apr 23, 5:45 pm)
Re: x86: 4kstacks default, Benjamin Herrenschmidt, (Wed Apr 23, 5:56 pm)
Re: x86: 4kstacks default, Christoph Hellwig, (Thu Apr 24, 2:52 am)
Re: x86: 4kstacks default, Peter Zijlstra, (Thu Apr 24, 5:25 am)
Re: x86: 4kstacks default, Chris Mason, (Thu Apr 24, 8:41 am)
Re: x86: 4kstacks default, Eric Sandeen, (Thu Apr 24, 8:46 am)
Re: x86: 4kstacks default, Alexander van Heukelum, (Thu Apr 24, 11:30 am)
Re: x86: 4kstacks default, Jörn, (Sun Apr 27, 12:27 pm)
Re: x86: 4kstacks default, Denys Vlasenko, (Sun Apr 27, 4:02 pm)
Re: x86: 4kstacks default, Eric Sandeen, (Sun Apr 27, 4:08 pm)
Re: x86: 4kstacks default, Denys Vlasenko, (Sun Apr 27, 5:00 pm)
Re: x86: 4kstacks default, Bill Davidsen, (Mon Apr 28, 10:56 am)
Re: x86: 4kstacks default, Bill Davidsen, (Mon Apr 28, 11:38 am)