Re: [PATCH v1 01/15] libvhost-user: Fix msg_region->userspace_addr computation

[Raphael Norwitz <raphael.s.norwitz@gmail.com>]

On Sun, Feb 4, 2024 at 9:36 AM David Hildenbrand <david@redhat.com> wrote:
>
> On 04.02.24 02:35, Raphael Norwitz wrote:
> > As a heads up, I've left Nutanix and updated it in MAINTAINERS. Will
> > be updating it again shortly so tagging these with my new work email.
> >
>
> Thanks for the fast review! The mail server already complained to me :)
>
> Maybe consider adding yourself as reviewer for vhost as well? (which
> covers libvhost-user), I took your mail address from git history, not
> get_maintainers.pl.

I don't expect I'll have much time to review code outside of
vhost-user-blk/vhost-user-scsi, but happy to add an entry if it helps
folks tag me on relevant patches.

>
> > On Fri, Feb 2, 2024 at 4:54 PM David Hildenbrand <david@redhat.com> wrote:
> >>
> >> We barely had mmap_offset set in the past. With virtio-mem and
> >> dynamic-memslots that will change.
> >>
> >> In vu_add_mem_reg() and vu_set_mem_table_exec_postcopy(), we are
> >> performing pointer arithmetics, which is wrong. Let's simply
> >> use dev_region->mmap_addr instead of "void *mmap_addr".
> >>
> >> Fixes: ec94c8e621de ("Support adding individual regions in libvhost-user")
> >> Fixes: 9bb38019942c ("vhost+postcopy: Send address back to qemu")
> >> Cc: Raphael Norwitz <raphael.norwitz@nutanix.com>
> >> Signed-off-by: David Hildenbrand <david@redhat.com>
> >
> > Reviewed-by: Raphael Norwitz <raphael@enfabrica.net>
>
>
> --
> Cheers,
>
> David / dhildenb
>