From: Gerd Hoffmann <kraxel@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: Joerg Roedel <Joerg.Roedel@amd.com>,
QEMU-devel Developers <qemu-devel@nongnu.org>,
Stefan Hajnoczi <stefanha@gmail.com>,
tj@kernel.org, Roland Elek <elek.roland@gmail.com>,
Sebastian Herbszt <herbszt@gmx.de>
Subject: [Qemu-devel] Re: [PATCH 08/10] ahci: add ahci emulation
Date: Fri, 19 Nov 2010 10:12:43 +0100 [thread overview]
Message-ID: <4CE63F8B.8020802@redhat.com> (raw)
In-Reply-To: <4CE56AED.8070906@suse.de>
>>> +static void ahci_check_irq(AHCIState *s)
>>
>> MSI support would be nice to have.
>
> Alrighty, I added MSI support. But I only have a single vector in use
> atm as nvec> 0 doesn't get written to the PCI config space so the code
> trips on that later on.
For multiple vectors MSI-X is the best choice as it fixes a few design
issues MSI has when it comes to multiple vectors. I think linux never
ever uses MSI with multiple vectors anyway.
cheers,
Gerd
next prev parent reply other threads:[~2010-11-19 9:13 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-18 3:27 [Qemu-devel] [PATCH 00/10] AHCI emulation support v2 Alexander Graf
2010-11-18 3:27 ` [Qemu-devel] [PATCH 01/10] ide: split ide command interpretation off Alexander Graf
2010-11-18 3:27 ` [Qemu-devel] [PATCH 02/10] ide: fix whitespace gap in ide_exec_cmd Alexander Graf
2010-11-18 3:27 ` [Qemu-devel] [PATCH 03/10] ide: add support for ide bus ops Alexander Graf
2010-11-18 3:27 ` [Qemu-devel] [PATCH 04/10] ide: add DMA hooks to " Alexander Graf
2010-11-18 3:27 ` [Qemu-devel] [PATCH 05/10] ide: add ncq identify data for ahci sata drives Alexander Graf
2010-11-18 3:27 ` [Qemu-devel] [PATCH 06/10] pci: add storage class for sata Alexander Graf
2010-11-18 3:27 ` [Qemu-devel] [PATCH 07/10] pci: add ich7 pci id Alexander Graf
2010-11-18 3:27 ` [Qemu-devel] [PATCH 08/10] ahci: add ahci emulation Alexander Graf
2010-11-18 8:01 ` [Qemu-devel] " Gerd Hoffmann
2010-11-18 18:05 ` Alexander Graf
2010-11-19 9:12 ` Gerd Hoffmann [this message]
2010-11-19 10:08 ` Roedel, Joerg
2010-11-18 3:27 ` [Qemu-devel] [PATCH 09/10] ahci: add -drive support Alexander Graf
2010-11-18 3:27 ` [Qemu-devel] [PATCH 10/10] ahci: spawn controller on demand Alexander Graf
2010-11-18 10:00 ` [Qemu-devel] Re: [PATCH 00/10] AHCI emulation support v2 Stefan Hajnoczi
2010-11-18 13:26 ` [Qemu-devel] " Kevin Wolf
2010-11-18 18:43 ` Alexander Graf
2010-11-18 20:06 ` Ryan Harper
2010-11-18 23:24 ` Alexander Graf
2010-11-19 9:12 ` Stefan Hajnoczi
2010-11-21 2:32 ` Alexander Graf
2010-11-19 9:15 ` Kevin Wolf
2010-11-19 11:56 ` Gerd Hoffmann
2010-11-19 12:27 ` Kevin Wolf
2010-11-19 13:08 ` Alexander Graf
2010-11-19 13:46 ` Kevin Wolf
2010-11-21 2:19 ` Alexander Graf
2010-11-22 8:45 ` Kevin Wolf
2010-11-19 14:36 ` Gerd Hoffmann
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