From 3071c51783b39d6a676d02a9256c3b3f87804285 Mon Sep 17 00:00:00 2001 From: Jonathan Lemon Date: Thu, 9 Jan 2020 11:35:42 -0800 Subject: bnxt: Detach page from page pool before sending up the stack When running in XDP mode, pages come from the page pool, and should be freed back to the same pool or specifically detached. Currently, when the driver re-initializes, the page pool destruction is delayed forever since it thinks there are oustanding pages. Fixes: 322b87ca55f2 ("bnxt_en: add page_pool support") Signed-off-by: Jonathan Lemon Reviewed-by: Andy Gospodarek Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.c') diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 39d4309b17fb..33eb8cd6551e 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -944,6 +944,7 @@ static struct sk_buff *bnxt_rx_page_skb(struct bnxt *bp, dma_addr -= bp->rx_dma_offset; dma_unmap_page_attrs(&bp->pdev->dev, dma_addr, PAGE_SIZE, bp->rx_dir, DMA_ATTR_WEAK_ORDERING); + page_pool_release_page(rxr->page_pool, page); if (unlikely(!payload)) payload = eth_get_headlen(bp->dev, data_ptr, len); -- cgit v1.2.3-59-g8ed1b