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<p><span style="font-size: 10pt;">> I raised the question though, could we move forward with removing the </span><br>
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<div class="PlainText">> device field from the "POST /servers/{server_id}/os-volume_attachments"
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> <span style="font-size: 10pt;">API since that doesn't do anything with image BDM overrides.</span></div>
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<div class="PlainText">Will this affect detaching/attaching of root volume (<a href="https://review.openstack.org/#/c/340874/2/specs/ocata/approved/detach-boot-volume.rst" class="OWAAutoLink" id="LPlnk551056" previewremoved="true">https://review.openstack.org/#/c/340874/2/specs/ocata/approved/detach-boot-volume.rst</a>)?</div>
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<div class="PlainText">I do not know if and how the spec is implemented, but it says:</div>
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<div>The usual attach volume API call will be used to attach the boot volume.</div>
<div>The volume attach operation allows a user to specify the name of the device.</div>
<div>The boot device name of an instance is known so that is used to determine</div>
<div>that the user is attempting to attach the volume as the root device.</div>
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