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From: David Miller <davem@davemloft.net>
To: mikpe@it.uu.se
Cc: linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org
Subject: Re: [BUG sparc64] 2.6.16-git6 broke X11 on Ultra5 with ATI Mach64
Date: Mon, 31 Jul 2006 22:42:35 -0700 (PDT)	[thread overview]
Message-ID: <20060731.224235.19784785.davem@davemloft.net> (raw)
In-Reply-To: <200607281035.k6SAZOJ3015670@harpo.it.uu.se>

From: Mikael Pettersson <mikpe@it.uu.se>
Date: Fri, 28 Jul 2006 12:35:24 +0200 (MEST)

> FAULT: write(1) old_entry[e00001ffe1970f8a]
> FAULT: After, entry[e00001ffe1970f8a]
> FAULT: write(1) old_entry[e00001ffe1970f8a]
> FAULT: After, entry[e00001ffe1970f8a]
> 
> The last two lines then repeat semi-infinitely, and they
> were generated at an extremely high rate.

It looks like the TSB is never updated.

Do you have CONFIG_HUGETLB_PAGE disabled by chance?
I bet that's part of what helps trigger this bug.

Meanwhile I think I know what's wrong, I'll let you
know when I have a fix to test out.

Thanks a lot.

  parent reply	other threads:[~2006-08-01  5:43 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-28 10:35 [BUG sparc64] 2.6.16-git6 broke X11 on Ultra5 with ATI Mach64 Mikael Pettersson
2006-07-28 11:13 ` David Miller
2006-08-01  5:42 ` David Miller [this message]
2006-08-28  7:39   ` David Miller
  -- strict thread matches above, loose matches on Subject: below --
2006-08-28 21:18 Mikael Pettersson
2006-08-06 21:09 Mikael Pettersson
2006-08-06 23:37 ` David Miller
2006-08-01 11:30 Mikael Pettersson
2006-07-06  9:37 Mikael Pettersson
2006-07-07  7:05 ` David Miller
2006-07-28  1:13   ` David Miller
2006-07-28  3:38     ` David Miller
2006-07-04 10:03 Mikael Pettersson
2006-07-03 11:17 Mikael Pettersson
2006-07-04  7:41 ` Rene Rebe
2006-07-04  9:32   ` Rene Rebe
2006-07-06  3:40 ` David Miller

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