From: Michael Chan Date: Tue, 9 Jul 2019 07:50:07 +0000 (-0400) Subject: bnxt_en: Add page_pool_destroy() during RX ring cleanup. X-Git-Tag: v5.3-rc1~140^2~14 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=12479f627f7c2017e6fcd50b56c2537592674c50;p=tomoyo%2Ftomoyo-test1.git bnxt_en: Add page_pool_destroy() during RX ring cleanup. Add page_pool_destroy() in bnxt_free_rx_rings() during normal RX ring cleanup, as Ilias has informed us that the following commit has been merged: 1da4bbeffe41 ("net: core: page_pool: add user refcnt and reintroduce page_pool_destroy") The special error handling code to call page_pool_free() can now be removed. bnxt_free_rx_rings() will always be called during normal shutdown or any error paths. Fixes: 322b87ca55f2 ("bnxt_en: add page_pool support") Cc: Ilias Apalodimas Cc: Andy Gospodarek Signed-off-by: Michael Chan Acked-by: Andy Gospodarek Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index e9d3bd80f2dd..2b5b0ab8961a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2500,6 +2500,7 @@ static void bnxt_free_rx_rings(struct bnxt *bp) if (xdp_rxq_info_is_reg(&rxr->xdp_rxq)) xdp_rxq_info_unreg(&rxr->xdp_rxq); + page_pool_destroy(rxr->page_pool); rxr->page_pool = NULL; kfree(rxr->rx_tpa); @@ -2560,19 +2561,14 @@ static int bnxt_alloc_rx_rings(struct bnxt *bp) return rc; rc = xdp_rxq_info_reg(&rxr->xdp_rxq, bp->dev, i); - if (rc < 0) { - page_pool_free(rxr->page_pool); - rxr->page_pool = NULL; + if (rc < 0) return rc; - } rc = xdp_rxq_info_reg_mem_model(&rxr->xdp_rxq, MEM_TYPE_PAGE_POOL, rxr->page_pool); if (rc) { xdp_rxq_info_unreg(&rxr->xdp_rxq); - page_pool_free(rxr->page_pool); - rxr->page_pool = NULL; return rc; }