From: Jiri Slaby <jirislaby@gmail.com>
To: Christoph Lameter <clameter@sgi.com>
Cc: linux-mm@kvack.org, Ingo Molnar <mingo@elte.hu>,
"H. Peter Anvin" <hpa@zytor.com>,
Jeremy Fitzhardinge <jeremy@goop.org>,
pageexec@freemail.hu,
Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
herbert@gondor.apana.org.au, penberg@cs.helsinki.fi,
akpm@linux-foundation.org, linux-ext4@vger.kernel.org,
paulmck@linux.vnet.ibm.com, rjw@sisk.pl,
zdenek.kabelac@gmail.com, David Miller <davem@davemloft.net>,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel@vger.kernel.org, Andi Kleen <andi@firstfloor.org>
Subject: Re: [RFC 1/1] mm: add virt to phys debug
Date: Tue, 06 May 2008 23:54:38 +0200 [thread overview]
Message-ID: <4820D39E.3090109@gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0805011310390.9288@schroedinger.engr.sgi.com>
On 05/01/2008 10:18 PM, Christoph Lameter wrote:
> On Thu, 1 May 2008, Jiri Slaby wrote:
>> Add some (configurable) expensive sanity checking to catch wrong address
>> translations on x86.
>>
>> - create linux/mmdebug.h file to be able include this file in
>> asm headers to not get unsolvable loops in header files
>> - __phys_addr on x86_32 became a function in ioremap.c since
>> PAGE_OFFSET and is_vmalloc_addr is undefined if declared in
>> page_32.h (again circular dependencies)
>> - add __phys_addr_const for initializing doublefault_tss.__cr3
>
> Hmmm.. We could use include/linux/bounds.h to make
> VMALLOC_START/VMALLOC_END (or whatever you need for checking the memory
> boundaries) a cpp constant which may allow the use in page_32.h without
> circular dependencies.
I like the idea, I'll get back with a patch in few days (sorry, too busy).
Anyway bounds.h should be include/asm/ thing though.
next prev parent reply other threads:[~2008-05-06 21:54 UTC|newest]
Thread overview: 173+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200804191522.54334.rjw@sisk.pl>
2008-04-20 19:04 ` 2.6.25-git2: BUG: unable to handle kernel paging request at ffffffffffffffff Rafael J. Wysocki
2008-04-20 19:14 ` Rafael J. Wysocki
2008-04-20 21:31 ` Linus Torvalds
2008-04-21 1:18 ` Herbert Xu
2008-04-21 2:08 ` Paul E. McKenney
2008-04-21 4:59 ` Paul E. McKenney
2008-04-21 5:47 ` Paul E. McKenney
2008-04-21 13:00 ` Ingo Molnar
2008-04-21 16:06 ` Linus Torvalds
2008-04-21 16:24 ` Rafael J. Wysocki
2008-04-21 15:49 ` Linus Torvalds
2008-04-21 17:05 ` Paul E. McKenney
2008-04-21 17:30 ` Linus Torvalds
2008-04-21 17:43 ` Paul E. McKenney
2008-04-22 1:03 ` Herbert Xu
2008-04-22 13:36 ` Paul E. McKenney
2008-04-21 16:12 ` Rafael J. Wysocki
2008-04-21 16:54 ` Linus Torvalds
2008-04-21 17:06 ` Jiri Slaby
2008-04-21 17:19 ` Rafael J. Wysocki
2008-04-21 17:48 ` Linus Torvalds
2008-04-21 18:22 ` Rafael J. Wysocki
2008-04-21 19:38 ` Jiri Slaby
2008-04-21 20:39 ` David Miller
2008-04-21 21:18 ` Jiri Slaby
2008-04-21 21:58 ` Jiri Slaby
2008-04-21 22:26 ` Jiri Slaby
2008-04-21 22:54 ` Paul E. McKenney
2008-04-21 23:02 ` Jiri Slaby
2008-04-21 23:11 ` Zdenek Kabelac
2008-04-21 23:17 ` Jiri Slaby
2008-04-22 0:54 ` Rafael J. Wysocki
2008-04-22 1:14 ` Linus Torvalds
2008-04-22 1:30 ` Rafael J. Wysocki
2008-04-22 9:49 ` Jiri Slaby
2008-04-22 9:53 ` Ingo Molnar
2008-04-22 18:35 ` Zdenek Kabelac
2008-04-22 18:48 ` Linus Torvalds
2008-04-23 8:50 ` Zdenek Kabelac
2008-04-23 15:53 ` Linus Torvalds
2008-04-23 16:58 ` Pekka Enberg
2008-04-23 17:28 ` Zdenek Kabelac
2008-04-23 17:40 ` Ingo Molnar
2008-04-23 18:52 ` Pekka Enberg
2008-04-23 19:05 ` Christoph Lameter
2008-04-23 19:19 ` Pekka J Enberg
2008-04-23 19:28 ` Christoph Lameter
2008-04-23 20:27 ` Zdenek Kabelac
2008-04-24 22:26 ` Jiri Slaby
2008-04-24 22:41 ` Linus Torvalds
2008-04-25 0:57 ` Jiri Slaby
2008-04-24 23:45 ` Linus Torvalds
2008-04-25 7:36 ` Jiri Slaby
2008-04-25 14:09 ` Pavel Machek
2008-04-25 15:30 ` Rafael J. Wysocki
2008-04-25 17:10 ` Jiri Slaby
2008-04-25 9:13 ` David Miller
2008-04-25 12:15 ` Zdenek Kabelac
2008-04-25 12:27 ` Zdenek Kabelac
2008-04-25 15:12 ` [PATCH 1/1] x86: fix text_poke Jiri Slaby
2008-04-25 15:03 ` Linus Torvalds
2008-04-25 15:17 ` Andi Kleen
2008-04-25 19:36 ` Christoph Lameter
2008-04-26 9:59 ` Andi Kleen
2008-04-26 11:16 ` Jiri Slaby
2008-04-26 11:34 ` Andi Kleen
2008-04-28 20:24 ` VIRTUAL_BUG_ON() Christoph Lameter
2008-05-01 19:22 ` [RFC 1/1] mm: add virt to phys debug Jiri Slaby
2008-05-01 20:18 ` Christoph Lameter
2008-05-06 21:54 ` Jiri Slaby [this message]
2008-05-07 17:30 ` Christoph Lameter
2008-05-13 14:38 ` Jiri Slaby
2008-04-25 15:19 ` [PATCH 1/1] x86: fix text_poke Ingo Molnar
2008-04-25 15:26 ` Ingo Molnar
2008-04-25 15:32 ` Ingo Molnar
2008-04-25 15:33 ` Linus Torvalds
2008-04-25 15:48 ` Andi Kleen
2008-04-25 16:06 ` Linus Torvalds
2008-04-25 16:19 ` Andi Kleen
2008-04-25 16:24 ` Linus Torvalds
2008-04-25 16:33 ` Ingo Molnar
2008-04-25 18:13 ` Jeremy Fitzhardinge
2008-05-05 2:36 ` Nick Piggin
2008-04-25 16:30 ` Mathieu Desnoyers
2008-04-25 16:42 ` H. Peter Anvin
2008-04-25 17:09 ` Mathieu Desnoyers
2008-04-25 18:37 ` Mathieu Desnoyers
2008-04-25 18:47 ` H. Peter Anvin
2008-04-25 19:19 ` H. Peter Anvin
2008-04-25 20:04 ` Mathieu Desnoyers
2008-04-25 20:09 ` H. Peter Anvin
2008-04-25 20:18 ` H. Peter Anvin
2008-04-25 20:37 ` Mathieu Desnoyers
2008-04-25 20:41 ` H. Peter Anvin
2008-04-25 20:51 ` Linus Torvalds
2008-04-25 21:12 ` Mathieu Desnoyers
2008-04-25 21:15 ` H. Peter Anvin
2008-04-25 21:47 ` Mathieu Desnoyers
2008-04-25 22:07 ` H. Peter Anvin
2008-04-25 22:30 ` Mathieu Desnoyers
2008-04-25 22:36 ` Linus Torvalds
2008-04-28 20:21 ` Ingo Molnar
2008-04-28 20:55 ` Jeremy Fitzhardinge
2008-04-28 21:01 ` H. Peter Anvin
2008-04-28 22:42 ` Mathieu Desnoyers
2008-04-28 20:43 ` Mathieu Desnoyers
2008-04-28 21:02 ` Jeremy Fitzhardinge
2008-05-04 15:03 ` Mathieu Desnoyers
2008-05-04 16:18 ` H. Peter Anvin
2008-04-25 22:38 ` H. Peter Anvin
2008-04-25 22:04 ` Linus Torvalds
2008-04-25 23:00 ` Mathieu Desnoyers
2008-04-25 23:13 ` Jeremy Fitzhardinge
2008-04-25 23:34 ` Masami Hiramatsu
2008-04-26 6:21 ` Jeremy Fitzhardinge
2008-04-26 11:56 ` Arnaldo Carvalho de Melo
2008-04-26 23:38 ` Jeremy Fitzhardinge
2008-04-27 1:00 ` Arnaldo Carvalho de Melo
2008-04-26 2:12 ` Frank Ch. Eigler
2008-06-05 17:44 ` Frank Ch. Eigler
2008-04-26 6:50 ` Jeremy Fitzhardinge
2008-04-28 0:49 ` Masami Hiramatsu
2008-04-25 21:02 ` David Miller
2008-04-25 21:11 ` H. Peter Anvin
2008-04-25 16:22 ` Ingo Molnar
2008-04-25 16:37 ` Linus Torvalds
2008-04-25 16:43 ` Ingo Molnar
2008-04-25 16:45 ` Ingo Molnar
2008-04-25 16:51 ` Linus Torvalds
2008-04-25 17:02 ` Ingo Molnar
2008-04-25 17:13 ` Linus Torvalds
2008-04-25 17:26 ` Andi Kleen
2008-04-25 17:29 ` Linus Torvalds
2008-04-25 17:53 ` Ingo Molnar
2008-04-25 18:04 ` Ingo Molnar
2008-04-25 18:09 ` Linus Torvalds
2008-04-25 18:19 ` Ingo Molnar
2008-04-25 18:56 ` Ingo Molnar
2008-04-25 18:13 ` Ingo Molnar
2008-04-25 16:52 ` Ingo Molnar
2008-04-25 16:56 ` Andi Kleen
2008-04-25 15:50 ` Ingo Molnar
2008-04-25 15:57 ` H. Peter Anvin
2008-04-25 18:53 ` Pavel Machek
2008-04-25 16:11 ` Linus Torvalds
2008-04-25 15:54 ` Mathieu Desnoyers
2008-04-25 15:59 ` Ingo Molnar
2008-04-25 16:11 ` Mathieu Desnoyers
2008-04-25 15:27 ` Andi Kleen
2008-04-25 20:18 ` David Miller
2008-04-25 15:23 ` Jiri Slaby
2008-04-25 1:35 ` 2.6.25-git2: BUG: unable to handle kernel paging request at ffffffffffffffff David Miller
2008-04-25 1:48 ` Linus Torvalds
2008-04-25 1:57 ` David Miller
2008-04-25 7:41 ` Jiri Slaby
2008-04-25 7:45 ` David Miller
2008-04-25 8:02 ` Jiri Slaby
2008-04-25 10:53 ` Craig Schlenter
2008-04-25 7:42 ` Jiri Slaby
2008-04-25 7:49 ` David Miller
2008-04-25 7:56 ` Jiri Slaby
2008-04-25 7:58 ` David Miller
2008-04-25 8:00 ` Jiri Slaby
2008-04-25 15:47 ` Randy Dunlap
2008-04-22 21:46 ` Rafael J. Wysocki
2008-04-22 19:09 ` Ingo Molnar
2008-04-22 1:15 ` Rafael J. Wysocki
2008-04-22 1:25 ` [ProbableSpam]Re: " Paul E. McKenney
2008-04-21 21:19 ` Linus Torvalds
2008-04-21 21:54 ` David Miller
2008-04-21 13:17 ` Ingo Molnar
2008-04-21 13:35 ` Rafael J. Wysocki
2008-04-21 18:56 ` Ingo Molnar
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