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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Etsushi Kato <ekato@ees.hokudai.ac.jp>,
	Gabriel Paubert <paubert@iram.es>
Cc: <linuxppc-dev@lists.linuxppc.org>, <paulus@samba.org>
Subject: Re: tlbia and PPC603
Date: Mon, 24 Jun 2002 06:02:40 +0200	[thread overview]
Message-ID: <20020624040240.17519@192.168.4.1> (raw)
In-Reply-To: <20020625234314J.ekato@ees.hokudai.ac.jp>


>I learned ppc603 software hash table some extent.  And I finally
>noticed the bug in current arch/ppc/mm/ppc_mmc.c.  In old code, there
>was blr at hash_page[0] and did flush_icache_range() from hash_page[0]
>to hash_page[1].  But in current code, this code is removed when
>comparing CPU_FT_HPTE_TABLE.
>
>Adding this to current ppc_mmu.c have solved random crash both in
>Nubus Performa and UMAX C500.  And isync before tlbie and mtsrin seems
>to be not necessary.

Good catch !

We'll fix it asap.

Ben.


** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2002-06-24  4:02 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-06-19 11:17 tlbia and PPC603 Etsushi Kato
2002-06-18 23:55 ` Benjamin Herrenschmidt
2002-06-19  3:10 ` Benjamin Herrenschmidt
2002-06-20  6:09   ` Etsushi Kato
2002-06-19  3:51     ` Benjamin Herrenschmidt
2002-06-20  7:57       ` Etsushi Kato
2002-06-20  6:36         ` Benjamin Herrenschmidt
2002-06-20 11:15   ` Gabriel Paubert
2002-06-25 14:43     ` Etsushi Kato
2002-06-24  4:02       ` Benjamin Herrenschmidt [this message]
     [not found] <20020620174254U.ekato@ees.hokudai.ac.jp>
2002-06-20  7:53 ` Benjamin Herrenschmidt
2002-06-20 10:35   ` Etsushi Kato
2002-06-20  9:12     ` Benjamin Herrenschmidt

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