From 3b5dcf612ab940774f075af3c308728e321a6ed2 Mon Sep 17 00:00:00 2001 From: Changpeng Liu Date: Mon, 13 Dec 2021 18:15:07 +0800 Subject: [PATCH] doc/vhost: remove vhost-nvme description We already uses vfio-user instead. Change-Id: Ic565554cc124fe34304c3f9dbadbf01723ddf900 Signed-off-by: Changpeng Liu Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/10634 Community-CI: Broadcom CI Tested-by: SPDK CI Jenkins Reviewed-by: Jim Harris Reviewed-by: Tomasz Zawadzki --- doc/vhost.md | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/doc/vhost.md b/doc/vhost.md index 52e777d5d..f19f7ab5d 100644 --- a/doc/vhost.md +++ b/doc/vhost.md @@ -65,15 +65,6 @@ the following command to confirm your QEMU supports userspace vhost-blk. qemu-system-x86_64 -device vhost-user-blk-pci,help ~~~ -Userspace vhost-nvme target was added as experimental feature for SPDK 18.04 -release, patches for QEMU are available in SPDK's QEMU repository only. - -Run the following command to confirm your QEMU supports userspace vhost-nvme. - -~~~{.sh} -qemu-system-x86_64 -device vhost-user-nvme,help -~~~ - ## Starting SPDK vhost target {#vhost_start} First, run the SPDK setup.sh script to setup some hugepages for the SPDK vhost target @@ -374,12 +365,6 @@ scripts/rpc.py bdev_malloc_delete Malloc0 ## Known bugs and limitations {#vhost_bugs} -### Vhost-NVMe (experimental) can only be supported with latest Linux kernel - -Vhost-NVMe target was designed for one new feature of NVMe 1.3 specification, Doorbell -Buffer Config Admin command, which is used for emulated NVMe controller only. Linux 4.12 -added this feature, so a new Guest kernel later than 4.12 is required to test this feature. - ### Windows virtio-blk driver before version 0.1.130-1 only works with 512-byte sectors The Windows `viostor` driver before version 0.1.130-1 is buggy and does not