From: Ingo Molnar <mingo@elte.hu>
To: David Miller <davem@davemloft.net>
Cc: m.kozlowski@tuxland.pl, torvalds@linux-foundation.org,
linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org,
a.p.zijlstra@chello.nl
Subject: Re: Linux 2.6.24-rc7: sparc64: WARNING: at
Date: Wed, 09 Jan 2008 00:52:23 +0000 [thread overview]
Message-ID: <20080109005223.GA20392@elte.hu> (raw)
In-Reply-To: <20080108.150609.43522839.davem@davemloft.net>
* David Miller <davem@davemloft.net> wrote:
> From: Ingo Molnar <mingo@elte.hu>
> Date: Tue, 8 Jan 2008 23:56:31 +0100
>
> > is this anything the core lockdep code could help improve? Let us know
> > if any aspect is hindering you.
>
> No, it's a sparc64 issue.
>
> Another problem I ran into are the huge static table sizes lockdep
> uses. They really need to be either made smaller or dynamically
> allocated.
Andi has submitted patches for that.
> Sparc64 has hard limitations on kernel size (due to firmware and
> bootloader issues) and I hit these limits if I am not careful on SMP
> with lockdep enabled.
>
> Andi Kleen and I discussed in a thread several weeks ago. I believe
> Andi even came up with a suggested direction to fix this.
yeah, i'll pick them up, probably tomorrow.
Ingo
WARNING: multiple messages have this Message-ID (diff)
From: Ingo Molnar <mingo@elte.hu>
To: David Miller <davem@davemloft.net>
Cc: m.kozlowski@tuxland.pl, torvalds@linux-foundation.org,
linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org,
a.p.zijlstra@chello.nl
Subject: Re: Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show()
Date: Wed, 9 Jan 2008 01:52:23 +0100 [thread overview]
Message-ID: <20080109005223.GA20392@elte.hu> (raw)
In-Reply-To: <20080108.150609.43522839.davem@davemloft.net>
* David Miller <davem@davemloft.net> wrote:
> From: Ingo Molnar <mingo@elte.hu>
> Date: Tue, 8 Jan 2008 23:56:31 +0100
>
> > is this anything the core lockdep code could help improve? Let us know
> > if any aspect is hindering you.
>
> No, it's a sparc64 issue.
>
> Another problem I ran into are the huge static table sizes lockdep
> uses. They really need to be either made smaller or dynamically
> allocated.
Andi has submitted patches for that.
> Sparc64 has hard limitations on kernel size (due to firmware and
> bootloader issues) and I hit these limits if I am not careful on SMP
> with lockdep enabled.
>
> Andi Kleen and I discussed in a thread several weeks ago. I believe
> Andi even came up with a suggested direction to fix this.
yeah, i'll pick them up, probably tomorrow.
Ingo
next prev parent reply other threads:[~2008-01-09 0:52 UTC|newest]
Thread overview: 127+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-06 22:19 Linux 2.6.24-rc7 Linus Torvalds
2008-01-06 23:52 ` Mark Lord
2008-01-07 0:08 ` Linus Torvalds
2008-01-07 0:35 ` Tejun Heo
2008-01-07 8:48 ` Linux 2.6.24-rc7 Build Failure on headers_install Kamalesh Babulal
2008-01-07 10:12 ` Sam Ravnborg
2008-01-08 10:51 ` Kamalesh Babulal
2008-01-08 13:10 ` Sam Ravnborg
2008-01-07 10:36 ` Linux 2.6.24-rc7 Build-Failure at __you_cannot_kmalloc_that_much Kamalesh Babulal
2008-01-07 18:07 ` Andrew Morton
2008-01-07 18:31 ` Christoph Lameter
2008-01-07 19:38 ` Andrew Morton
2008-01-08 9:56 ` Jean Delvare
2008-01-08 10:44 ` Kamalesh Babulal
2008-01-08 12:34 ` Fix for __you_cannot_kmalloc_that_much failure with gcc 3.2 Jean Delvare
2008-01-08 4:20 ` Linux 2.6.24-rc7 Build-Failure at __you_cannot_kmalloc_that_much Arjan van de Ven
2008-01-08 5:23 ` Christoph Lameter
2008-01-08 8:20 ` Kamalesh Babulal
2008-01-08 9:27 ` Balbir Singh
2008-01-08 7:48 ` Jean Delvare
2008-01-07 12:13 ` Linux 2.6.24-rc7 kernel BUG at kernel/sched.c:5156! Kamalesh Babulal
2008-01-08 16:16 ` [powerpc crash] " Ingo Molnar
2008-01-07 15:53 ` Linux 2.6.24-rc7 Alejandro Riveira Fernández
2008-01-07 16:27 ` smpboot_64 section mismatch warning Sam Ravnborg
2008-01-07 23:27 ` David Howells
2008-01-08 9:14 ` Alejandro Riveira Fernández
2008-01-08 11:17 ` David Howells
2008-01-07 16:31 ` section mismatch warning in head_64.S Sam Ravnborg
2008-01-15 10:18 ` Alejandro Riveira Fernández
2008-01-07 16:14 ` Linux 2.6.24-rc7 Alejandro Riveira Fernández
2008-01-07 16:14 ` Alejandro Riveira Fernández
2008-01-07 16:24 ` Michael Buesch
2008-01-07 16:24 ` Michael Buesch
2008-01-07 16:52 ` Alejandro Riveira Fernández
2008-01-07 16:52 ` Alejandro Riveira Fernández
2008-01-07 17:30 ` Michael Buesch
2008-01-07 17:30 ` Michael Buesch
2008-01-07 20:23 ` Alejandro Riveira Fernández
2008-01-07 20:23 ` Alejandro Riveira Fernández
2008-01-08 15:30 ` Michael Buesch
2008-01-08 15:30 ` Michael Buesch
2008-01-08 15:55 ` Alejandro Riveira Fernández
2008-01-08 15:55 ` Alejandro Riveira Fernández
2008-01-24 20:27 ` Linus Torvalds
2008-01-24 21:07 ` John W. Linville
2008-01-24 21:34 ` Linus Torvalds
2008-01-25 12:29 ` Johannes Berg
2008-01-25 16:08 ` Linus Torvalds
2008-01-25 16:23 ` Michael Buesch
2008-01-25 16:43 ` Linus Torvalds
2008-01-25 17:27 ` Dan Williams
2008-01-25 17:38 ` Linus Torvalds
2008-01-25 17:42 ` Dan Williams
2008-02-05 20:55 ` Russell S. Senior
2008-01-25 18:22 ` Linus Torvalds
2008-01-25 18:30 ` Michael Buesch
2008-01-25 19:07 ` Linus Torvalds
2008-01-25 19:34 ` Michael Buesch
2008-01-25 19:48 ` John W. Linville
2008-01-25 19:50 ` John W. Linville
2008-01-25 21:18 ` John W. Linville
2008-01-25 21:56 ` Linus Torvalds
2008-01-25 22:46 ` John W. Linville
2008-01-25 23:20 ` Guy Cohen
2008-01-26 13:53 ` David Miller
2008-01-26 13:47 ` David Miller
2008-01-25 22:02 ` Guy Cohen
2008-01-26 13:40 ` David Miller
2008-01-25 20:28 ` Linus Torvalds
2008-01-26 13:37 ` David Miller
2008-01-27 6:32 ` Linus Torvalds
2008-01-27 7:16 ` Jeff Garzik
2008-01-27 7:24 ` David Miller
2008-01-27 7:54 ` Linus Torvalds
2008-01-28 3:15 ` David Miller
2008-01-25 23:22 ` Jeff Garzik
2008-01-26 13:27 ` David Miller
2008-01-27 6:25 ` Linus Torvalds
2008-01-26 13:22 ` David Miller
2008-01-25 18:21 ` Michael Buesch
2008-01-25 18:34 ` Linus Torvalds
2008-01-25 18:41 ` Michael Buesch
2008-01-25 21:11 ` Inaky Perez-Gonzalez
2008-01-25 21:21 ` Michael Buesch
2008-01-25 21:28 ` Inaky Perez-Gonzalez
2008-01-26 13:42 ` David Miller
2008-01-27 2:26 ` Luis R. Rodriguez
2008-01-29 19:07 ` Inaky Perez-Gonzalez
2008-01-25 21:46 ` John W. Linville
2008-01-25 22:15 ` Michael Buesch
2008-01-25 22:34 ` Tomas Winkler
2008-01-26 13:49 ` David Miller
2008-01-25 21:46 ` Guy Cohen
2008-01-25 21:54 ` Linus Torvalds
2008-01-26 13:46 ` David Miller
2008-01-25 18:34 ` John W. Linville
2008-01-24 22:17 ` Michael Buesch
2008-01-24 22:26 ` Linus Torvalds
2008-01-24 22:33 ` Michael Buesch
2008-01-08 0:50 ` J.A. Magallón
2008-01-09 1:32 ` Avuton Olrich
2008-01-09 1:56 ` Tejun Heo
2008-01-10 9:25 ` J.A. Magallón
2008-01-10 13:10 ` Tejun Heo
2008-01-13 23:19 ` J.A. Magallón
2008-01-13 23:57 ` Tejun Heo
2008-01-14 23:38 ` J.A. Magallón
2008-01-14 23:56 ` Tejun Heo
2008-01-08 18:42 ` Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show() Mariusz Kozlowski
2008-01-08 18:42 ` Mariusz Kozlowski
2008-01-08 21:00 ` Linux 2.6.24-rc7: sparc64: WARNING: at Randy Dunlap
2008-01-08 21:00 ` Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show() Randy Dunlap
2008-01-08 22:39 ` Mariusz Kozlowski
2008-01-08 22:39 ` Mariusz Kozlowski
2008-01-08 22:45 ` Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 Randy Dunlap
2008-01-08 22:45 ` Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show() Randy Dunlap
2008-01-09 16:31 ` Mariusz Kozlowski
2008-01-09 16:31 ` Mariusz Kozlowski
2008-01-08 22:50 ` Linux 2.6.24-rc7: sparc64: WARNING: at David Miller
2008-01-08 22:50 ` Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show() David Miller
2008-01-08 22:56 ` Linux 2.6.24-rc7: sparc64: WARNING: at Ingo Molnar
2008-01-08 22:56 ` Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show() Ingo Molnar
2008-01-08 23:06 ` Linux 2.6.24-rc7: sparc64: WARNING: at David Miller
2008-01-08 23:06 ` Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show() David Miller
2008-01-09 0:52 ` Ingo Molnar [this message]
2008-01-09 0:52 ` Ingo Molnar
2008-01-09 1:17 ` Linux 2.6.24-rc7 Willy Tarreau
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