Hi Maxime, > -----Original Message----- > From: Maxime Coquelin <maxime.coque...@redhat.com> > Sent: Tuesday, March 29, 2022 8:47 PM > To: Ding, Xuan <xuan.d...@intel.com>; Xia, Chenbo <chenbo....@intel.com> > Cc: dev@dpdk.org; Hu, Jiayu <jiayu...@intel.com>; sta...@dpdk.org > Subject: Re: [PATCH v2] doc: fix vhost multi-queue reconnection > > > > On 2/24/22 07:28, xuan.d...@intel.com wrote: > > From: Xuan Ding <xuan.d...@intel.com> > > > > Since QEMU 5.2.0 fixes the vhost multi-queue reconnection issue in > > commit f66337bdbfda ("vhost-user: save features of multiqueues if > > chardev is closed"), this patch removes the previous description from > > known issue. > > > > Fixes: b37e95507e1b ("doc: add vhost multi-queue reconnection issue") > > Cc: sta...@dpdk.org > > > > Signed-off-by: Xuan Ding <xuan.d...@intel.com> > > --- > > v2: > > * Add fixes in commit title and log. > > --- > > doc/guides/rel_notes/known_issues.rst | 21 --------------------- > > 1 file changed, 21 deletions(-) > > > > diff --git a/doc/guides/rel_notes/known_issues.rst > > b/doc/guides/rel_notes/known_issues.rst > > index 187d9c942e..a8d1401a71 100644 > > --- a/doc/guides/rel_notes/known_issues.rst > > +++ b/doc/guides/rel_notes/known_issues.rst > > @@ -884,24 +884,3 @@ Unsuitable IOVA mode may be picked as the > default > > > > **Driver/Module**: > > ALL. > > - > > -Vhost multi-queue reconnection failed with QEMU version >= 4.2.0 > > ----------------------------------------------------------------- > > - > > -**Description** > > - It's a QEMU regression bug (bad commit: c6beefd674ff). QEMU only > saves > > - acked features for one vhost-net when vhost quits. When vhost > reconnects > > - to virtio-net/virtio-pmd in multi-queue situations, the features been > > - set multiple times are not consistent. > > - > > -**Implication** > > - Vhost cannot reconnect back to virtio-net/virtio-pmd normally. > > - > > -**Resolution/Workaround**: > > - It is possible to filter the incorrect acked features at vhost-user > > side. > > - > > -**Affected Environment/Platform**: > > - ALL. > > - > > -**Driver/Module**: > > - Virtual Device Poll Mode Driver (PMD). > > Instead of removing this information, I would rather update it to indicate the > range of affected QEMU versions. > > What do you think?
That's a good idea, so that users can know which versions are affected. I will update it in next version. Thanks, Xuan > > Thanks, > Maxime