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  1. OASIS Virtual I/O Device (VIRTIO) TC
  2. VIRTIO-140

add reminder for future devices to avoid writeable 64 bit fields

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: virtio 1.0 cs02
    • Fix Version/s: virtio 1.0 cs03
    • Labels:
      None
    • Environment:

      James Bottomley <jbottomley@odin.com>

      Description

      Problems happen if any config space action register is wider than 32 bits, because a 32 bit OS cannot now set it atomically.
      See http://article.gmane.org/gmane.comp.emulators.virtio.devel/791

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            • Assignee:
              mstsirkin Michael S. Tsirkin
              Reporter:
              mstsirkin Michael S. Tsirkin
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              Dates

              • Created:
                Updated:
                Resolved: