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Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

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From: Alan Cox <alan@...>
To: Andrea Arcangeli <andrea@...>
Cc: Matt Mackall <mpm@...>, Rene Herman <rene.herman@...>, Ray Lee <ray-lk@...>, Bodo Eggert <7eggert@...>, Jeremy Fitzhardinge <jeremy@...>, Jesper Juhl <jesper.juhl@...>, Linux Kernel Mailing List <linux-kernel@...>, William Lee Irwin III <wli@...>, David Chinner <dgc@...>, Arjan van de Ven <arjan@...>
Subject: Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?
Date: Thursday, July 19, 2007 - 7:44 am

> I don't think they're necessarily bugs. IMHO the WARN_ON is better off

You want the limit settable. On a production system you want to set the
limit to somewhere appropriate for the stack size used. When debugging
(eg to remove any last few bogus users of 8K stack space) you want to be
able to set it to just under 4K

Alan
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Messages in current thread:
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Bodo Eggert, (Sun Jul 15, 1:17 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Sun Jul 15, 1:46 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Bodo Eggert, (Mon Jul 16, 9:43 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 6:28 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., utz lehmann, (Mon Jul 16, 7:26 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., John Stoffel, (Tue Jul 17, 10:45 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., utz lehmann, (Tue Jul 17, 7:46 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 9:00 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Ray Lee, (Mon Jul 16, 6:37 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 6:55 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Bodo Eggert, (Mon Jul 16, 7:45 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 8:28 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Bodo Eggert, (Tue Jul 17, 6:06 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Tue Jul 17, 10:38 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Bodo Eggert, (Tue Jul 17, 7:19 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Tue Jul 17, 7:57 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Bodo Eggert, (Thu Jul 19, 1:05 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Arjan van de Ven, (Tue Jul 17, 7:29 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Bodo Eggert, (Thu Jul 19, 1:20 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Ray Lee, (Mon Jul 16, 7:13 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 7:22 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Ray Lee, (Mon Jul 16, 7:40 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 8:57 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Shawn Bohrer, (Tue Jul 17, 12:14 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Alan Cox, (Tue Jul 17, 8:16 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Tue Jul 17, 12:52 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Zan Lynx, (Tue Jul 17, 1:45 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Jesper Juhl, (Mon Jul 16, 7:35 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Matt Mackall, (Mon Jul 16, 7:07 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 7:12 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Matt Mackall, (Mon Jul 16, 7:27 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Andrea Arcangeli, (Wed Jul 18, 8:15 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Matt Mackall, (Wed Jul 18, 8:41 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Wed Jul 18, 8:48 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Matt Mackall, (Wed Jul 18, 9:28 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Alan Cox, (Wed Jul 18, 8:39 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Eric Sandeen, (Fri Jul 27, 9:03 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Krzysztof Halasa, (Fri Jul 27, 1:18 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Andrea Arcangeli, (Wed Jul 18, 9:33 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Alan Cox, (Thu Jul 19, 5:23 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Andrea Arcangeli, (Thu Jul 19, 6:52 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Matt Mackall, (Wed Jul 18, 9:37 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Andrea Arcangeli, (Thu Jul 19, 7:24 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Alan Cox, (Thu Jul 19, 7:44 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Eric Sandeen, (Fri Jul 27, 9:02 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Alan Cox, (Fri Jul 27, 1:38 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Satyam Sharma, (Fri Jul 27, 2:31 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Eric Sandeen, (Tue Jul 31, 11:53 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Dan Merillat, (Wed Aug 1, 4:11 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Andrea Arcangeli, (Wed Aug 1, 9:33 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Alan Cox, (Wed Aug 1, 11:44 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Dan Merillat, (Thu Aug 9, 9:03 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Wed Jul 18, 9:56 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Tue Jul 17, 10:38 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Matt Mackall, (Wed Jul 18, 12:54 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Wed Jul 18, 1:17 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 7:32 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Jesper Juhl, (Mon Jul 16, 6:54 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Bodo Eggert, (Mon Jul 16, 7:42 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Denis Vlasenko, (Thu Jul 19, 3:34 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Bodo Eggert, (Thu Jul 19, 4:04 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Jesper Juhl, (Mon Jul 16, 7:51 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 7:01 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Alan Cox, (Mon Jul 16, 6:54 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., William Lee Irwin III, (Tue Jul 17, 1:01 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Jesper Juhl, (Tue Jul 17, 7:39 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Tue Jul 17, 8:22 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Ray Lee, (Mon Jul 16, 6:53 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Rene Herman, (Mon Jul 16, 7:05 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Ray Lee, (Mon Jul 16, 7:15 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Alan Cox, (Tue Jul 17, 8:14 pm)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Ray Lee, (Wed Jul 18, 2:39 am)
Re: [PATCH][RFC] 4K stacks default, not a debug thing any mo..., Arjan van de Ven, (Sun Jul 15, 1:35 pm)

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