From: "Michael S. Tsirkin" <mst@redhat.com>
To: Paul Brook <paul@codesourcery.com>
Cc: Avi Kivity <avi@redhat.com>,
qemu-devel@nongnu.org, Carsten Otte <cotte@de.ibm.com>,
kvm@vger.kernel.org, Rusty Russell <rusty@rustcorp.com.au>,
virtualization@lists.linux-foundation.org,
Christian Borntraeger <borntraeger@de.ibm.com>
Subject: Re: [Qemu-devel] [PATCH] qemu: msi irq allocation api
Date: Thu, 21 May 2009 16:46:50 +0300 [thread overview]
Message-ID: <20090521134650.GI25309@redhat.com> (raw)
In-Reply-To: <200905211423.20843.paul@codesourcery.com>
On Thu, May 21, 2009 at 02:23:20PM +0100, Paul Brook wrote:
> > > MSI provides multiple edge triggered interrupts, whereas traditional mode
> > > provides a single level triggered interrupt. My guess is most devices
> > > will want to treat these differently anyway.
> >
> > So, is qemu_send_msi better than qemu_set_irq.
>
> Neither. pci_send_msi,
Works for me.
> which is a trivial wrapper around stl_phys.
OK, but I'm adding another level of indirection in the middle,
to allow us to tie in a kvm backend.
--
MST
next prev parent reply other threads:[~2009-05-21 13:49 UTC|newest]
Thread overview: 96+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-20 16:21 [PATCH] qemu: msi irq allocation api Michael S. Tsirkin
2009-05-20 17:21 ` [Qemu-devel] " Blue Swirl
2009-05-20 17:32 ` Avi Kivity
2009-05-20 17:40 ` Blue Swirl
2009-05-20 17:40 ` Blue Swirl
2009-05-20 17:32 ` Avi Kivity
2009-05-20 17:35 ` Michael S. Tsirkin
2009-05-20 17:35 ` Michael S. Tsirkin
2009-05-20 17:44 ` Blue Swirl
2009-05-20 17:44 ` Blue Swirl
2009-05-20 18:24 ` Michael S. Tsirkin
2009-05-20 18:24 ` Michael S. Tsirkin
2009-05-20 18:28 ` Michael S. Tsirkin
2009-05-20 18:38 ` Blue Swirl
2009-05-20 18:38 ` Blue Swirl
2009-05-20 20:02 ` Michael S. Tsirkin
2009-05-20 20:17 ` Michael S. Tsirkin
2009-05-20 20:26 ` Blue Swirl
2009-05-20 20:26 ` Blue Swirl
2009-05-20 20:33 ` Michael S. Tsirkin
2009-05-20 20:33 ` Michael S. Tsirkin
2009-05-20 20:44 ` Blue Swirl
2009-05-21 9:24 ` Michael S. Tsirkin
2009-05-21 9:24 ` Michael S. Tsirkin
2009-05-20 20:44 ` Blue Swirl
2009-05-20 20:17 ` Michael S. Tsirkin
2009-05-20 20:18 ` Blue Swirl
2009-05-20 20:29 ` Michael S. Tsirkin
2009-05-20 20:29 ` Michael S. Tsirkin
2009-05-20 20:18 ` Blue Swirl
2009-05-20 20:02 ` Michael S. Tsirkin
2009-05-20 17:21 ` Blue Swirl
2009-05-21 10:09 ` Paul Brook
2009-05-21 10:23 ` Avi Kivity
2009-05-21 10:34 ` Paul Brook
2009-05-21 10:50 ` Michael S. Tsirkin
2009-05-21 10:50 ` Michael S. Tsirkin
2009-05-21 11:01 ` Avi Kivity
2009-05-21 11:01 ` Avi Kivity
2009-05-21 12:01 ` Paul Brook
2009-05-21 12:08 ` Avi Kivity
2009-05-21 12:14 ` Michael S. Tsirkin
2009-05-21 12:14 ` Michael S. Tsirkin
2009-05-21 12:29 ` Paul Brook
2009-05-21 12:38 ` Avi Kivity
2009-05-21 13:08 ` Michael S. Tsirkin
2009-05-21 13:08 ` Michael S. Tsirkin
2009-05-21 13:09 ` Paul Brook
2009-05-21 13:12 ` Michael S. Tsirkin
2009-05-21 13:12 ` Michael S. Tsirkin
2009-05-21 13:23 ` Paul Brook
2009-05-21 13:31 ` Paul Brook
2009-05-21 16:45 ` Michael S. Tsirkin
2009-05-21 16:45 ` Michael S. Tsirkin
2009-05-21 17:33 ` Michael S. Tsirkin
2009-05-21 17:33 ` Michael S. Tsirkin
2009-05-21 13:31 ` Paul Brook
2009-05-21 13:46 ` Michael S. Tsirkin
2009-05-21 13:46 ` Michael S. Tsirkin [this message]
2009-05-21 13:53 ` Paul Brook
2009-05-21 13:53 ` Paul Brook
2009-05-21 14:01 ` Avi Kivity
2009-05-21 14:14 ` [Qemu-devel] " Paul Brook
2009-05-21 14:14 ` Paul Brook
2009-05-21 14:37 ` Avi Kivity
2009-05-21 14:50 ` Paul Brook
2009-05-21 14:54 ` Avi Kivity
2009-05-21 15:01 ` Paul Brook
2009-05-21 15:11 ` Avi Kivity
2009-05-21 15:11 ` Avi Kivity
2009-05-21 15:01 ` Paul Brook
2009-05-21 14:54 ` Avi Kivity
2009-05-21 16:49 ` Michael S. Tsirkin
2009-05-21 16:49 ` Michael S. Tsirkin
2009-05-21 14:50 ` Paul Brook
2009-05-21 14:37 ` Avi Kivity
2009-05-21 14:01 ` Avi Kivity
2009-05-21 14:07 ` Michael S. Tsirkin
2009-05-24 11:14 ` Avi Kivity
2009-05-24 11:14 ` Avi Kivity
2009-05-21 14:07 ` Michael S. Tsirkin
2009-05-21 14:46 ` Michael S. Tsirkin
2009-05-21 14:46 ` Michael S. Tsirkin
2009-05-21 13:23 ` Paul Brook
2009-05-21 13:09 ` Paul Brook
2009-05-21 13:11 ` Michael S. Tsirkin
2009-05-21 13:11 ` Michael S. Tsirkin
2009-05-21 12:38 ` Avi Kivity
2009-05-21 13:06 ` Michael S. Tsirkin
2009-05-21 13:06 ` Michael S. Tsirkin
2009-05-21 12:29 ` Paul Brook
2009-05-21 12:08 ` Avi Kivity
2009-05-21 12:01 ` Paul Brook
2009-05-21 10:34 ` Paul Brook
2009-05-21 10:23 ` Avi Kivity
2009-05-21 10:09 ` Paul Brook
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