On 11/2/2020 9:11 AM, Jiawen Wu wrote:
On Sunday, November 1, 2020 6:26 PM, David Marchand wrote:
On Sun, Nov 1, 2020 at 10:15 AM Thomas Monjalon <tho...@monjalon.net>
wrote:
The new txgbe driver in the next-net is also using ‘udata64’, that
also needs to be updated. cc'ed txgbe maintainer.

That's a pity it did not take into account the deprecation notice.
What kind of hack is it used for?
Can it be simply removed to allow quick merging of the PMD?

+1 for removing.

It seems to be a provision for future features, as this field is simply passed 
to
an internal function that does not use it.

$ git grep -C 2 udata drivers/net/txgbe/
drivers/net/txgbe/txgbe_rxtx.c-
drivers/net/txgbe/txgbe_rxtx.c-
txgbe_set_xmit_ctx(txq, ctx_txd, tx_ol_req,
drivers/net/txgbe/txgbe_rxtx.c:
tx_offload, &tx_pkt->udata64);
drivers/net/txgbe/txgbe_rxtx.c-
drivers/net/txgbe/txgbe_rxtx.c-                         txe->last_id =
tx_last;

$ git grep -C 2 txgbe_set_xmit_ctx drivers/net/txgbe/
drivers/net/txgbe/txgbe_rxtx.c-
drivers/net/txgbe/txgbe_rxtx.c-static inline void
drivers/net/txgbe/txgbe_rxtx.c:txgbe_set_xmit_ctx(struct txgbe_tx_queue
*txq,
drivers/net/txgbe/txgbe_rxtx.c-         volatile struct
txgbe_tx_ctx_desc *ctx_txd,
drivers/net/txgbe/txgbe_rxtx.c-         uint64_t ol_flags, union
txgbe_tx_offload tx_offload,
--
drivers/net/txgbe/txgbe_rxtx.c-                         }
drivers/net/txgbe/txgbe_rxtx.c-
drivers/net/txgbe/txgbe_rxtx.c:
txgbe_set_xmit_ctx(txq, ctx_txd, tx_ol_req,
drivers/net/txgbe/txgbe_rxtx.c-
tx_offload, &tx_pkt->udata64);
drivers/net/txgbe/txgbe_rxtx.c-

$ git grep -w mdata drivers/net/txgbe/
drivers/net/txgbe/txgbe_rxtx.c:         __rte_unused uint64_t *mdata)


--
David Marchand

Thanks for review.
It can be just simply removed in txgbe driver.


OK, I will remove it in the next-net.

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