From: Matthew Wilcox <matthew@wil.cx>
To: Grant Grundler <grundler@parisc-linux.org>
Cc: Linas Vepstas <linas@austin.ibm.com>,
linux-scsi@vger.kernel.org, linux-pci@atrey.karlin.mff.cuni.cz,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH]: PCI Error Recovery: Symbios SCSI device driver
Date: Wed, 1 Nov 2006 21:56:34 -0700 [thread overview]
Message-ID: <20061102045634.GB31830@parisc-linux.org> (raw)
In-Reply-To: <20061102044633.GB23840@colo.lackof.org>
On Wed, Nov 01, 2006 at 09:46:33PM -0700, Grant Grundler wrote:
> ISTR some chipsets return 0 or the most recent data on the bus
> when INB/INW master-abort. Maybe this an ISA bus behavior?
It's not a master-abort; it won't get as far as the device.
Documentation/pci-error-recovery.txt says reads return 0xffffffff.
> Or is config space access the only space which behaves this way
> for master abort on PCI?
> I'm looking at drivers/pci/probe.c:pci_scan_device().
As the comment says, the boards which do this are broken. It's highly
unlikely those boards will support error isolation and recovery ;-)
next prev parent reply other threads:[~2006-11-02 4:56 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-20 18:05 [PATCH]: PCI Error Recovery: Symbios SCSI device driver Linas Vepstas
2006-10-31 18:55 ` Matthew Wilcox
2006-10-31 19:24 ` James Bottomley
2006-10-31 22:26 ` Linas Vepstas
2006-10-31 23:13 ` Linas Vepstas
2006-11-02 0:07 ` [PATCH v3]: " Linas Vepstas
2006-11-02 1:19 ` [PATCH v4]: " Linas Vepstas
2006-11-02 3:57 ` Matthew Wilcox
2006-11-02 4:46 ` [PATCH]: " Grant Grundler
2006-11-02 4:56 ` Matthew Wilcox [this message]
-- strict thread matches above, loose matches on Subject: below --
2007-07-02 18:39 Linas Vepstas
2007-07-02 18:39 ` Linas Vepstas
2007-07-05 18:28 ` Andrew Morton
2007-07-05 18:28 ` Andrew Morton
2007-07-05 18:28 ` Andrew Morton
2007-07-05 18:54 ` Matthew Wilcox
2007-07-05 18:54 ` Matthew Wilcox
2007-08-02 22:53 ` Linas Vepstas
2007-08-02 22:53 ` Linas Vepstas
2006-09-21 23:13 Linas Vepstas
2006-09-21 23:13 ` Linas Vepstas
2006-09-22 22:06 ` Luca
2006-09-22 22:06 ` Luca
2006-09-22 23:32 ` Linas Vepstas
2006-09-22 23:32 ` Linas Vepstas
2006-09-22 23:39 ` Randy.Dunlap
2006-09-22 23:39 ` Randy.Dunlap
2006-09-22 23:39 ` Randy.Dunlap
2006-09-22 23:50 ` Linas Vepstas
2006-09-22 23:50 ` Linas Vepstas
2006-09-23 0:57 ` Randy.Dunlap
2006-09-23 0:57 ` Randy.Dunlap
2006-09-23 0:57 ` Randy.Dunlap
2006-02-02 20:15 [PATCH] " Linas Vepstas
2006-01-18 16:53 linas
2006-01-18 17:07 ` Matthew Wilcox
2006-01-18 17:54 ` linas
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