target/linux/layerscape/patches-5.4/701-net-0128-net-dpaa-fix-build-failure-due-to-skb_frag_t-struct-.patch

   1 From bd9aa7c077105fda307bbc685949d5bb01ed1bd8 Mon Sep 17 00:00:00 2001
   2 From: Dong Aisheng <aisheng.dong@nxp.com>
   3 Date: Sun, 29 Sep 2019 22:38:34 +0800
   4 Subject: [PATCH] net: dpaa: fix build failure due to skb_frag_t struct change
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 We met below build break due to new kernel change:
  10 8842d285bafa ("net: Convert skb_frag_t to bio_vec")
  11
  12 ../drivers/net/ethernet/freescale/dpaa/dpaa_eth.c: In function ‘dpaa_errata_a010022_has_dma_issue’:
  13 ../drivers/net/ethernet/freescale/dpaa/dpaa_eth.c:2137:37: error: ‘skb_frag_t’ has no member named ‘page_offset’
  14    if (CROSS_4K_BOUND((uintptr_t)frag->page_offset, frag->bv_len))
  15                                      ^
  16 ../drivers/net/ethernet/freescale/dpaa/dpaa_eth.c:2105:5: note: in definition of macro ‘CROSS_4K_BOUND’
  17   (((start) + (size)) > (((start) + 0x1000) & ~0xFFF))
  18      ^
  19 ../drivers/net/ethernet/freescale/dpaa/dpaa_eth.c:2137:37: error: ‘skb_frag_t’ has no member named ‘page_offset’
  20    if (CROSS_4K_BOUND((uintptr_t)frag->page_offset, frag->bv_len))
  21                                      ^
  22 ../drivers/net/ethernet/freescale/dpaa/dpaa_eth.c:2105:27: note: in definition of macro ‘CROSS_4K_BOUND’
  23   (((start) + (size)) > (((start) + 0x1000) & ~0xFFF))
  24
  25 Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
  26 ---
  27  drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 2 +-
  28  1 file changed, 1 insertion(+), 1 deletion(-)
  29
  30 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
  31 +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
  32 @@ -2141,7 +2141,7 @@ static bool dpaa_errata_a010022_has_dma_
  33                 /* Check if a paged fragment crosses a boundary from its
  34                  * offset to its end.
  35                  */
  36 -               if (CROSS_4K_BOUND((uintptr_t)frag->page_offset, frag->bv_len))
  37 +               if (CROSS_4K_BOUND(skb_frag_off(frag), skb_frag_size(frag)))
  38                         return true;
  39
  40                 i++;