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From: Segher Boessenkool <segher@kernel•crashing.org>
To: Vladislav Buzov <vbuzov@ru•mvista.com>
Cc: linuxppc-dev list <linuxppc-dev@ozlabs•org>
Subject: Re: [RFC/PATCH] powerpc: MPC7450 L2 HW cache flush feature utilization
Date: Sat, 23 Jun 2007 17:46:01 +0200	[thread overview]
Message-ID: <3372b921591ca9731d2703f04e6c35f1@kernel.crashing.org> (raw)
In-Reply-To: <467BE91F.1030003@ru.mvista.com>

> Note that 745x processors have L3 cache installed and may have the same
> problem requiring similar code modifications to use L3 hardware 
> flushing
> mechanism.

What does the erratum say?

The L3 is a very different beast from the L2, IIRC it is
a pure victim cache so it cannot have this problem at all?


Segher

  reply	other threads:[~2007-06-23 15:46 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-13 10:19 [RFC/PATCH] powerpc: MPC7450 L2 HW cache flush feature utilization Vladislav Buzov
2007-06-14 13:56 ` Segher Boessenkool
2007-06-14 17:12   ` Vladislav Buzov
2007-06-14 22:26     ` Mark A. Greer
2007-06-15  8:16       ` Segher Boessenkool
2007-06-15  8:55         ` Vladislav D. Buzov
2007-06-15  9:01           ` Segher Boessenkool
2007-06-15  9:33             ` Vladislav D. Buzov
2007-06-15 10:44               ` Segher Boessenkool
2007-06-15  8:14     ` Segher Boessenkool
2007-06-15  8:42       ` Vladislav D. Buzov
2007-06-15  8:56         ` Segher Boessenkool
2007-06-15 21:20       ` Mark A. Greer
2007-06-15 22:14         ` Segher Boessenkool
2007-06-21 12:37         ` Benjamin Herrenschmidt
2007-06-22 15:22           ` Vladislav Buzov
2007-06-23 15:46             ` Segher Boessenkool [this message]
2007-06-25 14:09               ` Vladislav Buzov
2007-06-28  8:24                 ` Segher Boessenkool
2007-06-28  9:13                   ` Benjamin Herrenschmidt
2007-06-28 10:47                     ` Vladislav Buzov
2007-06-28 11:09                       ` Benjamin Herrenschmidt
2007-06-25 19:00   ` Vladislav Buzov
2007-06-28  8:35     ` Segher Boessenkool
2007-06-29 10:41       ` Vladislav Buzov

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