[ammarfaizi2-block:mellanox/linux/queue-next 106/133] include/linux/rcupdate.h:390:9: error: dereferencing pointer to incomplete type 'struct mlx5e_selq_params'

[kernel test robot <lkp@intel.com>]

tree:   https://github.com/ammarfaizi2/linux-block mellanox/linux/queue-next
head:   32b13b2dd056afa99be1f0904e767d4fc980d6e2
commit: 96e88d9f06884769fac7248d445d5c031da26484 [106/133] net/mlx5e: Use select queue parameters to sync with control flow
config: i386-randconfig-a005-20220124 (https://download.01.org/0day-ci/archive/20220124/202201241612.OX49g5Am-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/ammarfaizi2/linux-block/commit/96e88d9f06884769fac7248d445d5c031da26484
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block mellanox/linux/queue-next
        git checkout 96e88d9f06884769fac7248d445d5c031da26484
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

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 >>):

   In file included from include/linux/rculist.h:11,
                    from include/linux/dcache.h:8,
                    from include/linux/fs.h:8,
                    from include/linux/highmem.h:5,
                    from drivers/net/ethernet/mellanox/mlx5/core/main.c:33:
   drivers/net/ethernet/mellanox/mlx5/core/en/selq.h: In function 'mlx5e_selq_get_params':
>> include/linux/rcupdate.h:390:9: error: dereferencing pointer to incomplete type 'struct mlx5e_selq_params'
     390 |  typeof(*p) *________p1 = (typeof(*p) *__force)READ_ONCE(p); \
         |         ^
   include/linux/rcupdate.h:544:2: note: in expansion of macro '__rcu_dereference_check'
     544 |  __rcu_dereference_check((p), (c) || rcu_read_lock_bh_held(), __rcu)
         |  ^~~~~~~~~~~~~~~~~~~~~~~
   include/linux/rcupdate.h:605:31: note: in expansion of macro 'rcu_dereference_bh_check'
     605 | #define rcu_dereference_bh(p) rcu_dereference_bh_check(p, 0)
         |                               ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/ethernet/mellanox/mlx5/core/en/selq.h:21:9: note: in expansion of macro 'rcu_dereference_bh'
      21 |  return rcu_dereference_bh(selq->active);
         |         ^~~~~~~~~~~~~~~~~~


vim +390 include/linux/rcupdate.h

76c8eaafe4f061 Paul E. McKenney        2021-04-21  380  
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  381  #define __rcu_access_pointer(p, space) \
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  382  ({ \
7d0ae8086b8283 Paul E. McKenney        2015-03-03  383  	typeof(*p) *_________p1 = (typeof(*p) *__force)READ_ONCE(p); \
423a86a610cad1 Joel Fernandes (Google  2018-12-12  384) 	rcu_check_sparse(p, space); \
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  385  	((typeof(*p) __force __kernel *)(_________p1)); \
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  386  })
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  387  #define __rcu_dereference_check(p, c, space) \
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  388  ({ \
ac59853c06993a Pranith Kumar           2014-11-13  389  	/* Dependency order vs. p above. */ \
506458efaf153c Will Deacon             2017-10-24 @390  	typeof(*p) *________p1 = (typeof(*p) *__force)READ_ONCE(p); \
f78f5b90c4ffa5 Paul E. McKenney        2015-06-18  391  	RCU_LOCKDEP_WARN(!(c), "suspicious rcu_dereference_check() usage"); \
423a86a610cad1 Joel Fernandes (Google  2018-12-12  392) 	rcu_check_sparse(p, space); \
ac59853c06993a Pranith Kumar           2014-11-13  393  	((typeof(*p) __force __kernel *)(________p1)); \
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  394  })
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  395  #define __rcu_dereference_protected(p, c, space) \
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  396  ({ \
f78f5b90c4ffa5 Paul E. McKenney        2015-06-18  397  	RCU_LOCKDEP_WARN(!(c), "suspicious rcu_dereference_protected() usage"); \
423a86a610cad1 Joel Fernandes (Google  2018-12-12  398) 	rcu_check_sparse(p, space); \
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  399  	((typeof(*p) __force __kernel *)(p)); \
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  400  })
995f1405610bd8 Paul E. McKenney        2016-07-01  401  #define rcu_dereference_raw(p) \
995f1405610bd8 Paul E. McKenney        2016-07-01  402  ({ \
995f1405610bd8 Paul E. McKenney        2016-07-01  403  	/* Dependency order vs. p above. */ \
506458efaf153c Will Deacon             2017-10-24  404  	typeof(p) ________p1 = READ_ONCE(p); \
995f1405610bd8 Paul E. McKenney        2016-07-01  405  	((typeof(*p) __force __kernel *)(________p1)); \
995f1405610bd8 Paul E. McKenney        2016-07-01  406  })
ca5ecddfa8fcbd Paul E. McKenney        2010-04-28  407  

:::::: The code at line 390 was first introduced by commit
:::::: 506458efaf153c1ea480591c5602a5a3ba5a3b76 locking/barriers: Convert users of lockless_dereference() to READ_ONCE()

:::::: TO: Will Deacon <will.deacon@arm.com>
:::::: CC: Ingo Molnar <mingo@kernel.org>

---
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