From: Paolo Bonzini <pbonzini@redhat.com>
To: Ming Lin <mlin@kernel.org>
Cc: qemu-devel@nongnu.org, Christoph Hellwig <hch@lst.de>,
linux-nvme@lists.infradead.org,
virtualization@lists.linux-foundation.org
Subject: Re: [Qemu-devel] [RFC PATCH 0/9] vhost-nvme: new qemu nvme backend using nvme target
Date: Tue, 24 Nov 2015 11:51:14 +0100 [thread overview]
Message-ID: <56544122.3010300@redhat.com> (raw)
In-Reply-To: <1448350074.6696.3.camel@hasee>
On 24/11/2015 08:27, Ming Lin wrote:
> handle_notify (qemu/hw/block/dataplane/virtio-blk.c:126)
> aio_dispatch (qemu/aio-posix.c:329)
> aio_poll (qemu/aio-posix.c:474)
> iothread_run (qemu/iothread.c:45)
> start_thread (pthread_create.c:312)
> /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)
>
> I think I'll have a "nvme_dev_notify" similar as "handle_notify"
>
> static void nvme_dev_notify(EventNotifier *e)
> {
> ....
> }
>
> But then how can I know this notify is for cq or sq?
virtio-blk has a single queue, so it has a single EventNotifier. Your
code using multiple EventNotifiers is fine, you can use
aio_set_event_notifier multiple times on the same iothread.
Paolo
next prev parent reply other threads:[~2015-11-24 10:51 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-20 0:20 [Qemu-devel] [RFC PATCH 0/9] vhost-nvme: new qemu nvme backend using nvme target Ming Lin
2015-11-20 0:21 ` [Qemu-devel] [RFC PATCH 1/9] nvme-vhost: add initial commit Ming Lin
2015-11-20 0:21 ` [Qemu-devel] [RFC PATCH 2/9] nvme-vhost: add basic ioctl handlers Ming Lin
2015-11-20 0:21 ` [Qemu-devel] [RFC PATCH 3/9] nvme-vhost: add basic nvme bar read/write Ming Lin
2015-11-20 0:21 ` [Qemu-devel] [RFC PATCH 4/9] nvmet: add a controller "start" hook Ming Lin
2015-11-20 5:13 ` Christoph Hellwig
2015-11-20 5:31 ` Ming Lin
2015-11-20 0:21 ` [Qemu-devel] [RFC PATCH 5/9] nvme-vhost: add controller "start" callback Ming Lin
2015-11-20 0:21 ` [Qemu-devel] [RFC PATCH 6/9] nvmet: add a "parse_extra_admin_cmd" hook Ming Lin
2015-11-20 0:21 ` [Qemu-devel] [RFC PATCH 7/9] nvme-vhost: add "parse_extra_admin_cmd" callback Ming Lin
2015-11-20 0:21 ` [Qemu-devel] [RFC PATCH 8/9] nvme-vhost: add vhost memory helpers Ming Lin
2015-11-20 0:21 ` [Qemu-devel] [RFC PATCH 9/9] nvme-vhost: add nvme queue handlers Ming Lin
2015-11-20 5:16 ` [Qemu-devel] [RFC PATCH 0/9] vhost-nvme: new qemu nvme backend using nvme target Christoph Hellwig
2015-11-20 5:33 ` Ming Lin
2015-11-21 13:11 ` Paolo Bonzini
2015-11-23 8:17 ` Ming Lin
2015-11-23 14:14 ` Paolo Bonzini
2015-11-24 7:27 ` Ming Lin
2015-11-24 8:23 ` Ming Lin
2015-11-24 10:51 ` Paolo Bonzini [this message]
2015-11-24 19:25 ` Ming Lin
2015-11-25 11:27 ` Paolo Bonzini
2015-11-25 18:51 ` Ming Lin
2015-11-25 19:32 ` Paolo Bonzini
2015-11-30 23:20 ` Ming Lin
2015-12-01 16:02 ` Paolo Bonzini
2015-12-01 16:26 ` Ming Lin
2015-12-01 16:59 ` Paolo Bonzini
2015-12-02 5:13 ` Ming Lin
2015-12-02 10:07 ` Paolo Bonzini
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