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From: kernel test robot <lkp@intel.com>
To: "Björn Töpel" <bjorn.topel@gmail.com>,
	ast@kernel.org, daniel@iogearbox.net, netdev@vger.kernel.org,
	bpf@vger.kernel.org
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
	"Björn Töpel" <bjorn.topel@intel.com>,
	magnus.karlsson@intel.com, maciej.fijalkowski@intel.com,
	kuba@kernel.org, jonathan.lemon@gmail.com, maximmi@nvidia.com
Subject: Re: [PATCH bpf-next v2 4/8] xsk: register XDP sockets at bind(), and add new AF_XDP BPF helper
Date: Wed, 20 Jan 2021 16:50:18 +0800	[thread overview]
Message-ID: <202101201609.WJUzOkAm-lkp@intel.com> (raw)
In-Reply-To: <20210119155013.154808-5-bjorn.topel@gmail.com>

[-- Attachment #1: Type: text/plain, Size: 11291 bytes --]

Hi "Björn,

I love your patch! Yet something to improve:

[auto build test ERROR on 95204c9bfa48d2f4d3bab7df55c1cc823957ff81]

url:    https://github.com/0day-ci/linux/commits/Bj-rn-T-pel/Introduce-bpf_redirect_xsk-helper/20210120-150357
base:    95204c9bfa48d2f4d3bab7df55c1cc823957ff81
config: arm-randconfig-r013-20210120 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 22b68440e1647e16b5ee24b924986207173c02d1)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://github.com/0day-ci/linux/commit/419b1341d7980ee57fb10f4306719eef3c1a15f8
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Bj-rn-T-pel/Introduce-bpf_redirect_xsk-helper/20210120-150357
        git checkout 419b1341d7980ee57fb10f4306719eef3c1a15f8
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> net/core/filter.c:4165:36: error: no member named 'xsk' in 'struct netdev_rx_queue'
           xs = READ_ONCE(dev->_rx[queue_id].xsk);
                          ~~~~~~~~~~~~~~~~~~ ^
   include/asm-generic/rwonce.h:49:33: note: expanded from macro 'READ_ONCE'
           compiletime_assert_rwonce_type(x);                              \
                                          ^
   include/asm-generic/rwonce.h:36:35: note: expanded from macro 'compiletime_assert_rwonce_type'
           compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
                                            ^
   include/linux/compiler_types.h:282:10: note: expanded from macro '__native_word'
           (sizeof(t) == sizeof(char) || sizeof(t) == sizeof(short) || \
                   ^
   include/linux/compiler_types.h:320:22: note: expanded from macro 'compiletime_assert'
           _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                               ^~~~~~~~~
   include/linux/compiler_types.h:308:23: note: expanded from macro '_compiletime_assert'
           __compiletime_assert(condition, msg, prefix, suffix)
                                ^~~~~~~~~
   include/linux/compiler_types.h:300:9: note: expanded from macro '__compiletime_assert'
                   if (!(condition))                                       \
                         ^~~~~~~~~
>> net/core/filter.c:4165:36: error: no member named 'xsk' in 'struct netdev_rx_queue'
           xs = READ_ONCE(dev->_rx[queue_id].xsk);
                          ~~~~~~~~~~~~~~~~~~ ^
   include/asm-generic/rwonce.h:49:33: note: expanded from macro 'READ_ONCE'
           compiletime_assert_rwonce_type(x);                              \
                                          ^
   include/asm-generic/rwonce.h:36:35: note: expanded from macro 'compiletime_assert_rwonce_type'
           compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
                                            ^
   include/linux/compiler_types.h:282:39: note: expanded from macro '__native_word'
           (sizeof(t) == sizeof(char) || sizeof(t) == sizeof(short) || \
                                                ^
   include/linux/compiler_types.h:320:22: note: expanded from macro 'compiletime_assert'
           _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                               ^~~~~~~~~
   include/linux/compiler_types.h:308:23: note: expanded from macro '_compiletime_assert'
           __compiletime_assert(condition, msg, prefix, suffix)
                                ^~~~~~~~~
   include/linux/compiler_types.h:300:9: note: expanded from macro '__compiletime_assert'
                   if (!(condition))                                       \
                         ^~~~~~~~~
>> net/core/filter.c:4165:36: error: no member named 'xsk' in 'struct netdev_rx_queue'
           xs = READ_ONCE(dev->_rx[queue_id].xsk);
                          ~~~~~~~~~~~~~~~~~~ ^
   include/asm-generic/rwonce.h:49:33: note: expanded from macro 'READ_ONCE'
           compiletime_assert_rwonce_type(x);                              \
                                          ^
   include/asm-generic/rwonce.h:36:35: note: expanded from macro 'compiletime_assert_rwonce_type'
           compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
                                            ^
   include/linux/compiler_types.h:283:10: note: expanded from macro '__native_word'
            sizeof(t) == sizeof(int) || sizeof(t) == sizeof(long))
                   ^
   include/linux/compiler_types.h:320:22: note: expanded from macro 'compiletime_assert'
           _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                               ^~~~~~~~~
   include/linux/compiler_types.h:308:23: note: expanded from macro '_compiletime_assert'
           __compiletime_assert(condition, msg, prefix, suffix)
                                ^~~~~~~~~
   include/linux/compiler_types.h:300:9: note: expanded from macro '__compiletime_assert'
                   if (!(condition))                                       \
                         ^~~~~~~~~
>> net/core/filter.c:4165:36: error: no member named 'xsk' in 'struct netdev_rx_queue'
           xs = READ_ONCE(dev->_rx[queue_id].xsk);
                          ~~~~~~~~~~~~~~~~~~ ^
   include/asm-generic/rwonce.h:49:33: note: expanded from macro 'READ_ONCE'
           compiletime_assert_rwonce_type(x);                              \
                                          ^
   include/asm-generic/rwonce.h:36:35: note: expanded from macro 'compiletime_assert_rwonce_type'
           compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
                                            ^
   include/linux/compiler_types.h:283:38: note: expanded from macro '__native_word'
            sizeof(t) == sizeof(int) || sizeof(t) == sizeof(long))
                                               ^
   include/linux/compiler_types.h:320:22: note: expanded from macro 'compiletime_assert'
           _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                               ^~~~~~~~~
   include/linux/compiler_types.h:308:23: note: expanded from macro '_compiletime_assert'
           __compiletime_assert(condition, msg, prefix, suffix)
                                ^~~~~~~~~
   include/linux/compiler_types.h:300:9: note: expanded from macro '__compiletime_assert'
                   if (!(condition))                                       \
                         ^~~~~~~~~
>> net/core/filter.c:4165:36: error: no member named 'xsk' in 'struct netdev_rx_queue'
           xs = READ_ONCE(dev->_rx[queue_id].xsk);
                          ~~~~~~~~~~~~~~~~~~ ^
   include/asm-generic/rwonce.h:49:33: note: expanded from macro 'READ_ONCE'
           compiletime_assert_rwonce_type(x);                              \
                                          ^
   include/asm-generic/rwonce.h:36:48: note: expanded from macro 'compiletime_assert_rwonce_type'
           compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
                                                         ^
   include/linux/compiler_types.h:320:22: note: expanded from macro 'compiletime_assert'
           _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                               ^~~~~~~~~
   include/linux/compiler_types.h:308:23: note: expanded from macro '_compiletime_assert'
           __compiletime_assert(condition, msg, prefix, suffix)
                                ^~~~~~~~~
   include/linux/compiler_types.h:300:9: note: expanded from macro '__compiletime_assert'
                   if (!(condition))                                       \
                         ^~~~~~~~~
>> net/core/filter.c:4165:36: error: no member named 'xsk' in 'struct netdev_rx_queue'
           xs = READ_ONCE(dev->_rx[queue_id].xsk);
                          ~~~~~~~~~~~~~~~~~~ ^
   include/asm-generic/rwonce.h:50:14: note: expanded from macro 'READ_ONCE'
           __READ_ONCE(x);                                                 \
                       ^
   include/asm-generic/rwonce.h:44:65: note: expanded from macro '__READ_ONCE'
   #define __READ_ONCE(x)  (*(const volatile __unqual_scalar_typeof(x) *)&(x))
                                                                    ^
   include/linux/compiler_types.h:271:13: note: expanded from macro '__unqual_scalar_typeof'
                   _Generic((x),                                           \
                             ^
>> net/core/filter.c:4165:36: error: no member named 'xsk' in 'struct netdev_rx_queue'
           xs = READ_ONCE(dev->_rx[queue_id].xsk);
                          ~~~~~~~~~~~~~~~~~~ ^
   include/asm-generic/rwonce.h:50:14: note: expanded from macro 'READ_ONCE'
           __READ_ONCE(x);                                                 \
                       ^
   include/asm-generic/rwonce.h:44:65: note: expanded from macro '__READ_ONCE'
   #define __READ_ONCE(x)  (*(const volatile __unqual_scalar_typeof(x) *)&(x))
                                                                    ^
   include/linux/compiler_types.h:278:15: note: expanded from macro '__unqual_scalar_typeof'
                            default: (x)))
                                      ^
>> net/core/filter.c:4165:36: error: no member named 'xsk' in 'struct netdev_rx_queue'
           xs = READ_ONCE(dev->_rx[queue_id].xsk);
                          ~~~~~~~~~~~~~~~~~~ ^
   include/asm-generic/rwonce.h:50:14: note: expanded from macro 'READ_ONCE'
           __READ_ONCE(x);                                                 \
                       ^
   include/asm-generic/rwonce.h:44:72: note: expanded from macro '__READ_ONCE'
   #define __READ_ONCE(x)  (*(const volatile __unqual_scalar_typeof(x) *)&(x))
                                                                           ^
>> net/core/filter.c:4165:5: error: assigning to 'struct xdp_sock *' from incompatible type 'void'
           xs = READ_ONCE(dev->_rx[queue_id].xsk);
              ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   9 errors generated.


vim +4165 net/core/filter.c

  4157	
  4158	BPF_CALL_2(bpf_xdp_redirect_xsk, struct xdp_buff *, xdp, u64, action)
  4159	{
  4160		struct net_device *dev = xdp->rxq->dev;
  4161		u32 queue_id = xdp->rxq->queue_index;
  4162		struct bpf_redirect_info *ri;
  4163		struct xdp_sock *xs;
  4164	
> 4165		xs = READ_ONCE(dev->_rx[queue_id].xsk);
  4166		if (!xs)
  4167			return action;
  4168	
  4169		ri = this_cpu_ptr(&bpf_redirect_info);
  4170		ri->tgt_type = XDP_REDIR_XSK;
  4171		ri->tgt_value = xs;
  4172	
  4173		return XDP_REDIRECT;
  4174	}
  4175	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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  parent reply	other threads:[~2021-01-20  8:53 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-19 15:50 [PATCH bpf-next v2 0/8] Introduce bpf_redirect_xsk() helper Björn Töpel
2021-01-19 15:50 ` [PATCH bpf-next v2 1/8] xdp: restructure redirect actions Björn Töpel
2021-01-20 12:44   ` Toke Høiland-Jørgensen
2021-01-20 13:40     ` Björn Töpel
2021-01-20 14:52       ` Toke Høiland-Jørgensen
2021-01-20 15:49         ` Björn Töpel
2021-01-20 16:30           ` Toke Høiland-Jørgensen
2021-01-20 17:26             ` Björn Töpel
2021-01-19 15:50 ` [PATCH bpf-next v2 2/8] xsk: remove explicit_free parameter from __xsk_rcv() Björn Töpel
2021-01-19 15:50 ` [PATCH bpf-next v2 3/8] xsk: fold xp_assign_dev and __xp_assign_dev Björn Töpel
2021-01-19 15:50 ` [PATCH bpf-next v2 4/8] xsk: register XDP sockets at bind(), and add new AF_XDP BPF helper Björn Töpel
2021-01-20  8:25   ` kernel test robot
2021-01-20  8:41     ` Björn Töpel
2021-01-20  8:50   ` kernel test robot [this message]
2021-01-20 12:50   ` Toke Høiland-Jørgensen
2021-01-20 13:25     ` Björn Töpel
2021-01-20 14:54       ` Toke Høiland-Jørgensen
2021-01-20 15:18         ` Björn Töpel
2021-01-20 17:29           ` Toke Høiland-Jørgensen
2021-01-20 18:22             ` Björn Töpel
2021-01-20 20:26               ` Toke Høiland-Jørgensen
2021-01-20 21:15                 ` Alexei Starovoitov
2021-01-21  8:18                   ` Björn Töpel
2021-01-19 15:50 ` [PATCH bpf-next v2 5/8] libbpf, xsk: select AF_XDP BPF program based on kernel version Björn Töpel
2021-01-20 12:52   ` Toke Høiland-Jørgensen
2021-01-20 13:25     ` Björn Töpel
2021-01-20 14:49       ` Björn Töpel
2021-01-20 15:11         ` Toke Høiland-Jørgensen
2021-01-20 15:27           ` Björn Töpel
2021-01-20 17:30             ` Toke Høiland-Jørgensen
2021-01-20 18:25             ` Alexei Starovoitov
2021-01-20 18:30               ` Björn Töpel
2021-01-20 14:56       ` Toke Høiland-Jørgensen
2021-01-19 15:50 ` [PATCH bpf-next v2 6/8] libbpf, xsk: select bpf_redirect_xsk(), if supported Björn Töpel
2021-01-19 15:50 ` [PATCH bpf-next v2 7/8] selftest/bpf: add XDP socket tests for bpf_redirect_{xsk, map}() Björn Töpel
2021-01-21  7:39   ` Andrii Nakryiko
2021-01-21 12:31     ` Björn Töpel
2021-01-19 15:50 ` [PATCH bpf-next v2 8/8] selftest/bpf: remove a lot of ifobject casting in xdpxceiver Björn Töpel
2021-01-20 13:15 ` [PATCH bpf-next v2 0/8] Introduce bpf_redirect_xsk() helper Maxim Mikityanskiy
2021-01-20 13:27   ` Björn Töpel
2021-01-20 15:57   ` Jesper Dangaard Brouer
2021-01-20 16:19     ` Maciej Fijalkowski
2021-01-21 17:01       ` Jesper Dangaard Brouer
2021-01-22  8:59         ` Magnus Karlsson
2021-01-22  9:45           ` Maciej Fijalkowski

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