When polling, we do a GTS update if the accumulated cidx_inc == the CQ depth / 16. However, if the CQ is large enough, Cq depth / 16 exceeds the size of the field in the GTS word. So we also need to update if cidx_inc hits CIDXINC_MASK to avoid overflowing the field. Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Vipul Pandya <vipul@chelsio.com> Signed-off-by: Roland Dreier <roland@purestorage.com> |
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