From: Greg Weeks <greg.weeks@timesys.com>
To: unlisted-recipients:; (no To-header on input)
Cc: linux-mips@linux-mips.org
Subject: Re: 24K malta
Date: Wed, 10 Aug 2005 14:00:02 -0400 [thread overview]
Message-ID: <42FA40A2.6010400@timesys.com> (raw)
In-Reply-To: <42FA03D4.5060400@timesys.com>
Greg Weeks wrote:
> I'm seeing something strange on a 24K malta and I'm wondering if
> anyone else has ran into something like it.
>
> This is a 2.6.12 based kernel. I've not had a chance to try the
> current CVS yet. The last time I checked the current CVS didn't boot
> as is on a 4Kc malta so I've not been keeping current with CVS.
>
> When I try a simple
>
> strace ls
>
> I either hang or seg fault on a 24Kc or 24Kec processor, but a 4Kc or
> 4Kec works. If I turn off the cache on the 24K it works as well.
> Without cache it's unbearably slow of course. This is the same exact
> build of the kernel and root file system for all boards.
The memcpy prefetch bug is still there for malta, so I had to build
another kernel. This is with a CVS sync from this morning.
The first strace ls works now, but the second time I do it it hangs.
Kill -9 frees it up and the board isn't hanging.
Greg Weeks
WARNING: multiple messages have this Message-ID (diff)
From: Greg Weeks <greg.weeks@timesys.com>
Cc: linux-mips@linux-mips.org
Subject: Re: 24K malta
Date: Wed, 10 Aug 2005 14:00:02 -0400 [thread overview]
Message-ID: <42FA40A2.6010400@timesys.com> (raw)
Message-ID: <20050810180002.7_xcTuURiFvxDvCdklMTNRjT1fETcA_JqP-oKqUV2PY@z> (raw)
In-Reply-To: <42FA03D4.5060400@timesys.com>
Greg Weeks wrote:
> I'm seeing something strange on a 24K malta and I'm wondering if
> anyone else has ran into something like it.
>
> This is a 2.6.12 based kernel. I've not had a chance to try the
> current CVS yet. The last time I checked the current CVS didn't boot
> as is on a 4Kc malta so I've not been keeping current with CVS.
>
> When I try a simple
>
> strace ls
>
> I either hang or seg fault on a 24Kc or 24Kec processor, but a 4Kc or
> 4Kec works. If I turn off the cache on the 24K it works as well.
> Without cache it's unbearably slow of course. This is the same exact
> build of the kernel and root file system for all boards.
The memcpy prefetch bug is still there for malta, so I had to build
another kernel. This is with a CVS sync from this morning.
The first strace ls works now, but the second time I do it it hangs.
Kill -9 frees it up and the board isn't hanging.
Greg Weeks
next prev parent reply other threads:[~2005-08-10 17:56 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-10 13:40 24K malta Greg Weeks
2005-08-10 14:02 ` Ralf Baechle
2005-08-10 14:13 ` Greg Weeks
2005-08-10 14:45 ` Greg Weeks
2005-08-10 14:49 ` Ralf Baechle
2005-08-10 15:00 ` Greg Weeks
2005-08-10 15:09 ` Ralf Baechle
2005-08-10 15:14 ` Greg Weeks
2005-08-10 15:15 ` Ralf Baechle
2005-08-10 19:14 ` Ralf Baechle
2005-08-10 15:02 ` Thiemo Seufer
2005-08-24 12:25 ` Greg Weeks
2005-08-24 13:35 ` Ralf Baechle
2005-08-10 18:00 ` Greg Weeks [this message]
2005-08-10 18:00 ` Greg Weeks
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