From: Fernan Bolando <fernanbolando@mailc.net>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] plan9port openbsd 4.4
Date: Thu, 29 Jan 2009 22:31:36 +0800 [thread overview]
Message-ID: <1d5d51400901290631l34e8e76ax6d6607a8d6e045e7@mail.gmail.com> (raw)
In-Reply-To: <1d5d51400901261313u3e076468qa1406690783e33b8@mail.gmail.com>
Hi all
I just everybody to know that...As usual Russ was right.
The occasional burp happens when acme tries to fork a new thread.
now I am back to using drawterm+qemu on openbsd
fernan
On 1/27/09, Fernan Bolando <fernanbolando@mailc.net> wrote:
>> On Mon, Jan 26, 2009 at 2:04 PM, Russ Cox <rsc@swtch.com> wrote:
>>> The plan9port code depends on the operating system's pthreads
>>> being real kernel-level threads, not a fake user-level simulation.
>>> The user-level simulations are not good enough, because
>>> on the x86 they cut corners and use the stack pointer
>>> to locate the thread-local state. The Plan 9 threaded
>>> programs manage their own stacks, making it impossible
>>> for the user-space simulations to find their thread-local state.
>>>
>>> Most Linux distributions switched to real threads (i.e., dropped
>>> LinuxThreads in favor of NPTL) around the time they switched
>>> to the 2.6 kernel. FreeBSD switched in the FreeBSD 5 release.
>>>
>>> Last I had heard, OpenBSD was still plodding along with
>>> user-level threads. Until they fix that, programs like acme
>>> will not run.
>>>
>>> Russ
>>>
>>>
>>
> On 1/27/09, Iruata Souza <iru.muzgo@gmail.com> wrote:
>> can't remember on 4.4, but 4.3 did run acme fine.
>>
>>
>> --
>> iru
>>
>>
>
> Yes, actually acme runs fine, I just get an occasional burp.
>
> --
> http://www.fernski.com
>
--
http://www.fernski.com
prev parent reply other threads:[~2009-01-29 14:31 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-26 1:34 Fernan Bolando
2009-01-26 1:41 ` Iruata Souza
2009-01-26 2:36 ` Fernan Bolando
2009-01-26 2:42 ` andrey mirtchovski
2009-01-26 5:13 ` sqweek
2009-01-26 16:04 ` Russ Cox
2009-01-26 18:01 ` Anthony Sorace
2009-01-29 14:43 ` Mechiel Lukkien
2009-01-26 18:28 ` Iruata Souza
2009-01-26 21:13 ` Fernan Bolando
2009-01-29 14:31 ` Fernan Bolando [this message]
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