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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Joakim Tjernlund <joakim.tjernlund@transmode.se>
Cc: Scott Wood <scottwood@freescale.com>,
	"linuxppc-dev@ozlabs.org" <linuxppc-dev@ozlabs.org>,
	Rex Feany <RFeany@mrv.com>
Subject: Re: [PATCH] powerpc/8xx: fix regression introduced by cache coherency rewrite
Date: Sat, 03 Oct 2009 20:57:28 +1000	[thread overview]
Message-ID: <1254567448.7122.8.camel@pasglop> (raw)
In-Reply-To: <OF0216D5A2.8B77DD30-ONC1257644.0031FDC4-C1257644.0033A760@transmode.se>

On Sat, 2009-10-03 at 11:24 +0200, Joakim Tjernlund wrote:
> 
> So yes, there is a missing _tlbil_va() missing for 8xx somewhere
> but there is something more too.
> Maybe your new filter functions and my
>  powerpc, 8xx: DTLB Error must check for more errors.
> will do the trick?

Well, if we can't tell between a load and a store on a TLB miss, then
we should probably let it create an unpopulated entry in all cases,
so that we do take a proper DSI/ISI the second time around, which
would then tell us where we come from...

Ben.

  reply	other threads:[~2009-10-03 10:57 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-24  0:45 [PATCH] powerpc/8xx: fix regression introduced by cache coherency rewrite Rex Feany
2009-09-24  6:44 ` Benjamin Herrenschmidt
2009-09-24 23:33   ` Rex Feany
2009-09-24 23:52     ` Benjamin Herrenschmidt
2009-09-25  1:35       ` Rex Feany
2009-09-25  1:51         ` Benjamin Herrenschmidt
2009-09-25  3:03           ` Benjamin Herrenschmidt
2009-09-25  8:31             ` Joakim Tjernlund
2009-09-25  9:47               ` Benjamin Herrenschmidt
2009-09-25 10:21                 ` Joakim Tjernlund
2009-09-25 21:18             ` Rex Feany
2009-09-27 13:22               ` Joakim Tjernlund
2009-09-28  3:21                 ` Benjamin Herrenschmidt
2009-09-28  7:22                   ` Joakim Tjernlund
2009-09-28  7:34                     ` Benjamin Herrenschmidt
2009-09-28  7:39                       ` Joakim Tjernlund
2009-09-28 10:02                     ` Joakim Tjernlund
2009-09-29  1:21           ` Rex Feany
2009-09-29  6:26             ` Joakim Tjernlund
2009-09-29  7:07               ` Benjamin Herrenschmidt
2009-09-29  8:13                 ` Joakim Tjernlund
2009-09-29  8:16                   ` Benjamin Herrenschmidt
2009-09-29  8:24                     ` Joakim Tjernlund
2009-09-29 11:56                     ` Joakim Tjernlund
2009-09-29 21:03                       ` Rex Feany
2009-09-30  7:59                         ` Joakim Tjernlund
2009-09-30  8:19                           ` Joakim Tjernlund
2009-09-30  9:00                             ` Rex Feany
2009-09-30  9:58                               ` Joakim Tjernlund
2009-09-30 11:18                               ` Joakim Tjernlund
2009-09-30 17:23                                 ` Joakim Tjernlund
2009-09-30 22:35                                   ` Benjamin Herrenschmidt
2009-10-01  7:05                                     ` Joakim Tjernlund
2009-10-02 13:06                                     ` Joakim Tjernlund
2009-10-02 18:10                                       ` Joakim Tjernlund
2009-10-02 21:49                                     ` Scott Wood
2009-10-02 22:04                                       ` Benjamin Herrenschmidt
2009-10-05 19:28                                         ` Scott Wood
2009-10-05 20:29                                           ` Benjamin Herrenschmidt
2009-10-05 21:04                                             ` Scott Wood
2009-10-03  8:05                                       ` Joakim Tjernlund
2009-10-03  8:31                                         ` Benjamin Herrenschmidt
2009-10-03  9:24                                           ` Joakim Tjernlund
2009-10-03 10:57                                             ` Benjamin Herrenschmidt [this message]
2009-10-03 11:47                                               ` Joakim Tjernlund
2009-10-04  8:35                                               ` Joakim Tjernlund
2009-10-04 20:26                                                 ` Benjamin Herrenschmidt
2009-10-04 20:38                                                   ` Joakim Tjernlund
2009-10-05 18:24                                         ` Scott Wood
2009-10-05 18:50                                           ` Joakim Tjernlund
2009-10-04 20:10                                       ` Joakim Tjernlund
2009-10-04 20:28                                         ` Benjamin Herrenschmidt
2009-10-04 20:45                                           ` Joakim Tjernlund
2009-10-05  7:28                                           ` Joakim Tjernlund
2009-10-05 19:16                                           ` Joakim Tjernlund
2009-10-05 20:28                                             ` Benjamin Herrenschmidt
2009-09-29  7:07             ` Benjamin Herrenschmidt
2009-09-29 21:09               ` Rex Feany

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