* Re: [PATCH v2 16/16] mt76: use netmem descriptor and APIs for page pool
[not found] <20250528022911.73453-17-byungchul@sk.com>
@ 2025-05-28 15:57 ` kernel test robot
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From: kernel test robot @ 2025-05-28 15:57 UTC (permalink / raw)
To: Byungchul Park, willy, netdev
Cc: llvm, oe-kbuild-all, linux-kernel, linux-mm, kernel_team, kuba,
almasrymina, ilias.apalodimas, harry.yoo, hawk, akpm, davem,
john.fastabend, andrew+netdev, asml.silence, toke, tariqt,
edumazet, pabeni, saeedm, leon, ast, daniel, david,
lorenzo.stoakes, Liam.Howlett, vbabka, rppt, surenb, mhocko
Hi Byungchul,
kernel test robot noticed the following build errors:
[auto build test ERROR on d09a8a4ab57849d0401d7c0bc6583e367984d9f7]
url: https://github.com/intel-lab-lkp/linux/commits/Byungchul-Park/netmem-introduce-struct-netmem_desc-struct_group_tagged-ed-on-struct-net_iov/20250528-103136
base: d09a8a4ab57849d0401d7c0bc6583e367984d9f7
patch link: https://lore.kernel.org/r/20250528022911.73453-17-byungchul%40sk.com
patch subject: [PATCH v2 16/16] mt76: use netmem descriptor and APIs for page pool
config: i386-buildonly-randconfig-004-20250528 (https://download.01.org/0day-ci/archive/20250528/202505282311.lZqpYSc9-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250528/202505282311.lZqpYSc9-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505282311.lZqpYSc9-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/net/wireless/mediatek/mt76/sdio_txrx.c:74:3: error: must use 'struct' tag to refer to type 'page'
74 | page = netmem_compound_head(virt_to_netmem(data));
| ^
| struct
>> drivers/net/wireless/mediatek/mt76/sdio_txrx.c:74:8: error: expected identifier or '('
74 | page = netmem_compound_head(virt_to_netmem(data));
| ^
2 errors generated.
vim +74 drivers/net/wireless/mediatek/mt76/sdio_txrx.c
58
59 static struct sk_buff *
60 mt76s_build_rx_skb(void *data, int data_len, int buf_len)
61 {
62 int len = min_t(int, data_len, MT_SKB_HEAD_LEN);
63 struct sk_buff *skb;
64
65 skb = alloc_skb(len, GFP_KERNEL);
66 if (!skb)
67 return NULL;
68
69 skb_put_data(skb, data, len);
70 if (data_len > len) {
71 netmem_ref netmem;
72
73 data += len;
> 74 page = netmem_compound_head(virt_to_netmem(data));
75 skb_add_rx_frag_netmem(skb, skb_shinfo(skb)->nr_frags,
76 netmem, data - netmem_address(netmem),
77 data_len - len, buf_len);
78 get_netmem(netmem);
79 }
80
81 return skb;
82 }
83
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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