[PATCH] README.md: document use of virtio-dev

["Michael S. Tsirkin" <mst@redhat.com>]

People still seem to be confused which list is for what.
Add a bit more text.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 README.md | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/README.md b/README.md
index ffafb9b..1b72dc3 100644
--- a/README.md
+++ b/README.md
@@ -157,6 +157,17 @@ issue is resolved under the minor cleanups standing rule.
 and asking for a commit. </li>
 </ol>
 
+<h4>Implementation discussion</h4>
+Implementations should be discussed on the <strong>virtio-dev</strong> mailing list,
+and are archived in the mailing list archives.
+<p>See <A
+HREF="https://www.oasis-open.org/committees/tc_home.php?wg_abbrev=virtio#feedback";>
+https://www.oasis-open.org/committees/tc_home.php?wg_abbrev=virtio#feedback</A>
+<p>This is the correct list to copy on Linux virtio UAPI change proposals.
+<p>Note that only plain text part of the message is archived, and all
+attachments are stripped. Accordingly, messages sent to the
+mailing list should use text/plain encoding and not
+have any attachments.
 <h3>Contact</h3>
 <p>Please send questions or comments about <a href="https://www.oasis-open.org/resources/tcadmin/github-repositories-for-oasis-tc-members-chartered-work";>OASIS TC GitHub repositories</a> to <a href="mailto:robin@oasis-open.org";>Robin Cover</a> and <a href="mailto:chet.ensign@oasis-open.org";>Chet Ensign</a>.  For questions about content in this repository, please contact the TC Chair or Co-Chairs as listed on the the virtio TC's <a href="https://www.oasis-open.org/committees/virtio/";>home page</a>.</p>
 </div>
-- 
MST