From: Andi Kleen <ak@muc.de>
To: Ashok Raj <ashok.raj@intel.com>
Cc: linux-kernel@vger.kernel.org, akpm@osdl.org, gregkh@suse.de
Subject: Re: Changing MSI to use physical delivery mode always.
Date: 9 Nov 2005 14:56:50 +0100
Date: Wed, 9 Nov 2005 14:56:50 +0100 [thread overview]
Message-ID: <20051109135650.GA78272@muc.de> (raw)
In-Reply-To: <20051108070038.A15318@unix-os.sc.intel.com>
On Tue, Nov 08, 2005 at 07:00:38AM -0800, Ashok Raj wrote:
> Hi,
>
> MSI was hard coded to use logical delivery mode for i386/x86_64 and
> physical mode for ia64.
>
> With recent x86_64 we moved to physical flat mode that broke MSI.
>
> Made MSI to work with physical mode, this will be consistent on all
> archs.
Nasty bug. Thanks for tracking that down.
It is outright scary though that such deeply architecture specific
code is in drivers/pci. It should be in arch. I think that was
because I missed it. Would you be willing to move the APIC specific parts
to arch/i386/pci ?
-Andi
next prev parent reply other threads:[~2005-11-09 13:57 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-08 15:00 Changing MSI to use physical delivery mode always Ashok Raj
2005-11-09 13:56 ` Andi Kleen [this message]
2005-11-09 19:50 ` Ashok Raj
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