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Tsirkin" To: qemu-devel@nongnu.org Cc: Peter Maydell , Alexandr Moshkov , Stefan Hajnoczi , Stefano Garzarella , Pierrick Bouvier Subject: [PULL 45/51] vhost-user.rst: specify vhost-user back-end action on GET_VRING_BASE Message-ID: <6382068b45db410891665ad2d3fad95bd4213e64.1770231744.git.mst@redhat.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1770231986532154100 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Alexandr Moshkov By default, we assume that server need to wait all inflight IO on GET_VRING_BASE. However, this fact is not recorded anywhere in the documentation. So, add this info in rst. Signed-off-by: Alexandr Moshkov Reviewed-by: Stefan Hajnoczi Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin Message-Id: <20260115081103.655749-2-dtalexundeer@yandex-team.ru> --- docs/interop/vhost-user.rst | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/docs/interop/vhost-user.rst b/docs/interop/vhost-user.rst index 93f756d3f4..505f8d3a33 100644 --- a/docs/interop/vhost-user.rst +++ b/docs/interop/vhost-user.rst @@ -1250,7 +1250,8 @@ Front-end message types =20 When and as long as all of a device's vrings are stopped, it is *suspended*, see :ref:`Suspended device state - `. + `. The back-end must complete all inflight I/O + requests for the specified vring before stopping it. =20 The request payload's *num* field is currently reserved and must be set to 0. --=20 MST