From: "Michael S. Tsirkin" <mst@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Changpeng Liu <changpeng.liu@intel.com>,
qemu-devel@nongnu.org, james.r.harris@intel.com,
keith.busch@intel.com, famz@redhat.com, stefanha@gmail.com,
stefanha@redhat.com
Subject: Re: [Qemu-devel] [RFC v1] block/NVMe: introduce a new vhost NVMe host device to QEMU
Date: Tue, 23 Oct 2018 19:39:00 -0400 [thread overview]
Message-ID: <20181023193613-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <7711f157-5863-fc75-0730-a631362ffd06@redhat.com>
On Tue, Jan 16, 2018 at 06:06:56PM +0100, Paolo Bonzini wrote:
> Second, virtio-based vhost-user remains QEMU's preferred method for
> high-performance I/O in guests. Discard support is missing and that is
> important for SSDs; that should be fixed in the virtio spec.
BTW could you reply on the thread of the patch
virtio_blk: add discard and write zeroes support
Christoph Hellwig thinks we should change the spec and defer
implementation until we do. What's your take on this?
--
MST
next prev parent reply other threads:[~2018-10-23 23:39 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-15 8:01 [Qemu-devel] [RFC v1] Introduce a new NVMe host device type to QEMU Changpeng Liu
2018-01-15 8:01 ` [Qemu-devel] [RFC v1] block/NVMe: introduce a new vhost NVMe host device " Changpeng Liu
2018-01-16 17:06 ` Paolo Bonzini
2018-01-17 0:53 ` Liu, Changpeng
2018-01-17 7:10 ` Paolo Bonzini
2018-10-23 23:39 ` Michael S. Tsirkin [this message]
2018-10-24 8:23 ` Liu, Changpeng
2018-01-29 15:29 ` Stefan Hajnoczi
2018-01-29 15:40 ` Harris, James R
2018-01-30 1:19 ` Liu, Changpeng
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