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qlogic/qede: Add XDP frame size to driver

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The driver qede uses a full page, when XDP is enabled. The drivers value
in rx_buf_seg_size (struct qede_rx_queue) will be PAGE_SIZE when an
XDP bpf_prog is attached.

Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Cc: Ariel Elior <aelior@marvell.com>
Cc: GR-everest-linux-l2@marvell.com
Link: https://lore.kernel.org/bpf/158945340366.97035.7764939691580349618.stgit@firesoul
This commit is contained in:
Jesper Dangaard Brouer 2020-05-14 12:50:03 +02:00 committed by Alexei Starovoitov
parent 7358877ac1
commit bc1c5745d7
2 changed files with 2 additions and 1 deletions
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1
drivers/net/ethernet/qlogic/qede/qede_fp.c
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@ -1066,6 +1066,7 @@ static bool qede_rx_xdp(struct qede_dev *edev,
xdp_set_data_meta_invalid(&xdp);
xdp.data_end = xdp.data + *len;
xdp.rxq = &rxq->xdp_rxq;
xdp.frame_sz = rxq->rx_buf_seg_size; /* PAGE_SIZE when XDP enabled */
/* Queues always have a full reset currently, so for the time
* being until there's atomic program replace just mark read

2
drivers/net/ethernet/qlogic/qede/qede_main.c
View file

@ -1476,7 +1476,7 @@ static int qede_alloc_mem_rxq(struct qede_dev *edev, struct qede_rx_queue *rxq)
if (rxq->rx_buf_size + size > PAGE_SIZE)
rxq->rx_buf_size = PAGE_SIZE - size;
/* Segment size to spilt a page in multiple equal parts ,
/* Segment size to split a page in multiple equal parts,
* unless XDP is used in which case we'd use the entire page.
*/
if (!edev->xdp_prog) {