From: Paul Mackerras <paulus@samba.org>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Linas Vepstas <linas@austin.ibm.com>,
John Rose <johnrose@austin.ibm.com>,
akpm@osdl.org, Greg KH <greg@kroah.com>,
linux-kernel@vger.kernel.org, linuxppc64-dev@ozlabs.org,
linux-pci@atrey.karlin.mff.cuni.cz
Subject: Re: [patch 8/8] PCI Error Recovery: PPC64 core recovery routines
Date: Fri, 26 Aug 2005 09:18:00 +1000 [thread overview]
Message-ID: <17166.20904.543484.435446@cargo.ozlabs.ibm.com> (raw)
In-Reply-To: <1125006237.12539.23.camel@gaston>
Benjamin Herrenschmidt writes:
> Ok, so what is the problem then ? Why do we have to wait at all ? Why
> not just unplug/replug right away ?
We'd have to be absolutely certain that the driver could not possibly
take another interrupt or try to access the device on behalf of the
old instance of the device by the time it returned from the remove
function. I'm not sure I'd trust most drivers that far...
Paul.
next prev parent reply other threads:[~2005-08-25 23:18 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20050823231817.829359000@bilge>
2005-08-23 23:35 ` [patch 0/8] PCI Error Recovery patchset Linas Vepstas
[not found] ` <20050823232140.337320000@bilge>
2005-08-23 23:39 ` [patch 2/8] PCI Error Recovery: header file patch Linas Vepstas
[not found] ` <20050823232140.520090000@bilge>
2005-08-23 23:41 ` [patch 3/8] PCI Error Recovery: IPR SCSI device driver Linas Vepstas
[not found] ` <20050823232140.903067000@bilge>
2005-08-23 23:43 ` [patch 4/8] PCI Error Recovery: Symbios " Linas Vepstas
[not found] ` <20050823232141.286102000@bilge>
2005-08-23 23:45 ` [patch 5/8] PCI Error Recovery: e100 network " Linas Vepstas
[not found] ` <20050823232141.925586000@bilge>
2005-08-23 23:46 ` [patch 6/8] PCI Error Recovery: e1000 " Linas Vepstas
[not found] ` <20050823232142.651390000@bilge>
2005-08-23 23:47 ` [patch 7/8] PCI Error Recovery: ixgb " Linas Vepstas
[not found] ` <20050823232143.003048000@bilge>
2005-08-23 23:47 ` [patch 8/8] PCI Error Recovery: PPC64 core recovery routines Linas Vepstas
2005-08-24 0:43 ` Paul Mackerras
2005-08-24 4:49 ` Paul Mackerras
2005-08-24 15:45 ` John Rose
2005-08-24 16:29 ` Linas Vepstas
2005-08-25 0:10 ` Paul Mackerras
2005-08-25 0:49 ` Benjamin Herrenschmidt
2005-08-25 16:21 ` Linas Vepstas
2005-08-25 21:43 ` Benjamin Herrenschmidt
2005-08-25 23:18 ` Paul Mackerras [this message]
2005-08-25 23:37 ` Benjamin Herrenschmidt
2005-08-29 16:00 ` Linas Vepstas
2005-08-29 15:57 ` Linas Vepstas
2005-08-25 16:13 ` Linas Vepstas
2005-08-29 6:40 ` Paul Mackerras
2005-08-29 16:09 ` Linas Vepstas
2005-08-30 4:44 ` Paul Mackerras
2005-08-30 22:33 ` John Rose
2005-08-29 20:26 ` John Rose
2005-08-29 20:31 ` John Rose
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