From: Zachary Amsden <zach@vmware.com>
To: Andrew Morton <akpm@osdl.org>
Cc: mingo@elte.hu, torvalds@osdl.org, rusty@rustcorp.com.au,
linux-kernel@vger.kernel.org, virtualization@lists.osdl.org,
kraxel@suse.de
Subject: Re: [patch] i386, vdso=[0|1] boot option and /proc/sys/vm/vdso_enabled
Date: Sat, 20 May 2006 03:04:02 -0700 [thread overview]
Message-ID: <446EE992.4020604@vmware.com> (raw)
In-Reply-To: <20060520024842.69c77aaf.akpm@osdl.org>
Andrew Morton wrote:
> Zachary Amsden <zach@vmware.com> wrote:
>
>> Please try my patch - sent earlier, but attached again. It will tell
>> you with 100% confidence if the problem is with userspace expecting the
>> vsyscall page to be at a particular address.
>>
>>
>> [bogo-fixmap text/plain (645 bytes)]
>>
>> Index: linux-2.6.17-rc/include/asm-i386/fixmap.h
>> ===================================================================
>> --- linux-2.6.17-rc.orig/include/asm-i386/fixmap.h 2006-03-19 21:53:29.000000000 -0800
>> +++ linux-2.6.17-rc/include/asm-i386/fixmap.h 2006-05-19 18:16:00.000000000 -0700
>> @@ -20,7 +20,7 @@
>> * Leave one empty page between vmalloc'ed areas and
>> * the start of the fixmap.
>> */
>> -#define __FIXADDR_TOP 0xfffff000
>> +#define __FIXADDR_TOP 0xffbff000
>>
>
> The machine runs OK with that applied and with
> move-vsyscall-page-out-of-fixmap-into-normal-vma-as-per-mmap.patch not
> applied.
>
Err. That implies that there is likely a problem in the kernel patch,
not in userspace, Let's look more closely at
move-vsyscall-page-out-of-fixmap-into-normal-vma-as-per-mmap and see if
there is something missing.
Zach
next prev parent reply other threads:[~2006-05-20 10:08 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-16 6:03 [PATCH] Gerd Hoffman's move-vsyscall-into-user-address-range patch Rusty Russell
2006-05-16 6:47 ` Ingo Molnar
2006-05-16 8:16 ` Zachary Amsden
2006-05-16 8:40 ` Chris Wright
2006-05-16 8:59 ` Zachary Amsden
2006-05-17 7:49 ` Rusty Russell
2006-05-18 7:54 ` Ingo Molnar
2006-05-18 8:29 ` Gerd Hoffmann
2006-05-20 0:43 ` Andrew Morton
2006-05-20 1:03 ` Ingo Molnar
2006-05-20 1:11 ` Andrew Morton
2006-05-20 1:15 ` Linus Torvalds
2006-05-20 8:53 ` [patch] i386, vdso=[0|1] boot option and /proc/sys/vm/vdso_enabled Ingo Molnar
2006-05-20 9:26 ` Andrew Morton
2006-05-20 9:30 ` Zachary Amsden
2006-05-20 9:43 ` Zachary Amsden
2006-05-20 9:48 ` Andrew Morton
2006-05-20 10:04 ` Zachary Amsden [this message]
2006-05-21 4:38 ` Rusty Russell
2006-05-21 9:35 ` Rusty Russell
2006-05-21 9:52 ` Andrew Morton
2006-05-21 10:41 ` Ingo Molnar
2006-05-21 11:06 ` Rusty Russell
2006-05-20 9:54 ` Ingo Molnar
2006-05-20 10:16 ` [patch] add print_fatal_signals support Ingo Molnar
2006-05-21 11:03 ` [patch] i386, vdso=[0|1] boot option and /proc/sys/vm/vdso_enabled Ingo Molnar
2006-05-21 11:38 ` Ingo Molnar
2006-05-21 12:33 ` Andrew Morton
2006-05-21 14:10 ` Arjan van de Ven
2006-05-22 14:32 ` Alexey Kuznetsov
2006-05-20 1:16 ` [PATCH] Gerd Hoffman's move-vsyscall-into-user-address-range patch Zachary Amsden
2006-05-20 1:49 ` Andi Kleen
2006-05-20 1:24 ` Arjan van de Ven
2006-05-22 16:29 ` Jakub Jelinek
2006-05-22 16:44 ` Zachary Amsden
2006-05-22 17:14 ` Andrew Morton
2006-05-22 17:27 ` Ingo Molnar
2006-05-22 17:46 ` Linus Torvalds
2006-05-22 19:09 ` Ingo Molnar
2006-05-22 19:40 ` Linus Torvalds
2006-05-22 19:14 ` Adrian Bunk
2006-05-22 19:45 ` Linus Torvalds
2006-05-22 17:53 ` Andrew Morton
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