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由 Björn Töpel 提交于
When the zero-copy enabled XDP Tx ring is torn down, due to configuration changes, outstanding frames on the hardware descriptor ring are queued on the completion ring. The completion ring has a back-pressure mechanism that will guarantee that there is sufficient space on the ring. Signed-off-by: NBjörn Töpel <bjorn.topel@intel.com> Tested-by: NAndrew Bowers <andrewx.bowers@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>
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