linux-kernel - Re: [PATCH -next] net/ixgbevf: fix a compilation error of skb_frag

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Message-ID: <fabcf55573fc09b49eacdb7cb625863df3596b06.camel@intel.com>
Date:   Wed, 24 Jul 2019 15:02:48 -0700
From:   Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:     Qian Cai <cai@....pw>, willy@...radead.org
Cc:     davem@...emloft.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] net/ixgbevf: fix a compilation error of skb_frag_t

On Wed, 2019-07-24 at 09:32 -0400, Qian Cai wrote:
> The linux-next commit "net: Rename skb_frag_t size to bv_len" [1]
> introduced a compilation error on powerpc as it forgot to rename
> "size"
> to "bv_len" for ixgbevf.
> 
> [1] 
> https://lore.kernel.org/netdev/20190723030831.11879-1-willy@infradead.org/T/#md052f1c7de965ccd1bdcb6f92e1990a52298eac5
> 
> In file included from ./include/linux/cache.h:5,
>                  from ./include/linux/printk.h:9,
>                  from ./include/linux/kernel.h:15,
>                  from ./include/linux/list.h:9,
>                  from ./include/linux/module.h:9,
>                  from
> drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c:12:
> drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c: In function
> 'ixgbevf_xmit_frame_ring':
> drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c:4138:51: error:
> 'skb_frag_t' {aka 'struct bio_vec'} has no member named 'size'
>    count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size);
>                                                    ^
> ./include/uapi/linux/kernel.h:13:40: note: in definition of macro
> '__KERNEL_DIV_ROUND_UP'
>  #define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
>                                         ^
> drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c:4138:12: note: in
> expansion of macro 'TXD_USE_COUNT'
>    count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size);
> 
> Signed-off-by: Qian Cai <cai@....pw>

Acked-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>

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