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Message-ID: <202303271532.p78iYvzM-lkp@intel.com>
Date:   Mon, 27 Mar 2023 15:39:10 +0800
From:   kernel test robot <lkp@...el.com>
To:     "Paul E. McKenney" <paulmck@...nel.org>
Cc:     oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: [paulmck-rcu:srcu-cf.2023.03.26a 4/20]
 kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member
 named 'srcu_gp_seq_needed'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git srcu-cf.2023.03.26a
head:   9607cde099a20296cf0234f571d60184f277aa37
commit: 428843e3b2f64d472d38f68968c532acafe42490 [4/20] srcu: Begin offloading srcu_struct fields to srcu_update
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20230327/202303271532.p78iYvzM-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 12.1.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=428843e3b2f64d472d38f68968c532acafe42490
        git remote add paulmck-rcu https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
        git fetch --no-tags paulmck-rcu srcu-cf.2023.03.26a
        git checkout 428843e3b2f64d472d38f68968c532acafe42490
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash kernel/rcu/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303271532.p78iYvzM-lkp@intel.com/

Note: the paulmck-rcu/srcu-cf.2023.03.26a HEAD 9607cde099a20296cf0234f571d60184f277aa37 builds fine.
      It only hurts bisectability.

All errors (new ones prefixed by >>):

   In file included from include/linux/list.h:11,
                    from include/linux/mutex.h:15,
                    from kernel/rcu/srcutree.c:19:
   kernel/rcu/srcutree.c: In function 'srcu_module_going':
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   arch/powerpc/include/asm/barrier.h:81:17: note: in definition of macro '__smp_load_acquire'
      81 |         typeof(*p) ___p1 = READ_ONCE(*p);                               \
         |                 ^
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
   In file included from <command-line>:
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:377:23: note: in definition of macro '__compiletime_assert'
     377 |                 if (!(condition))                                       \
         |                       ^~~~~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
      36 |         compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
         |         ^~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
      36 |         compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
         |                            ^~~~~~~~~~~~~
   include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
      49 |         compiletime_assert_rwonce_type(x);                              \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:81:28: note: in expansion of macro 'READ_ONCE'
      81 |         typeof(*p) ___p1 = READ_ONCE(*p);                               \
         |                            ^~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:377:23: note: in definition of macro '__compiletime_assert'
     377 |                 if (!(condition))                                       \
         |                       ^~~~~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
      36 |         compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
         |         ^~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
      36 |         compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
         |                            ^~~~~~~~~~~~~
   include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
      49 |         compiletime_assert_rwonce_type(x);                              \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:81:28: note: in expansion of macro 'READ_ONCE'
      81 |         typeof(*p) ___p1 = READ_ONCE(*p);                               \
         |                            ^~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:377:23: note: in definition of macro '__compiletime_assert'
     377 |                 if (!(condition))                                       \
         |                       ^~~~~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
      36 |         compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
         |         ^~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
      36 |         compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
         |                            ^~~~~~~~~~~~~
   include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
      49 |         compiletime_assert_rwonce_type(x);                              \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:81:28: note: in expansion of macro 'READ_ONCE'
      81 |         typeof(*p) ___p1 = READ_ONCE(*p);                               \
         |                            ^~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:377:23: note: in definition of macro '__compiletime_assert'
     377 |                 if (!(condition))                                       \
         |                       ^~~~~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
      36 |         compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
         |         ^~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
      36 |         compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
         |                            ^~~~~~~~~~~~~
   include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
      49 |         compiletime_assert_rwonce_type(x);                              \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:81:28: note: in expansion of macro 'READ_ONCE'
      81 |         typeof(*p) ___p1 = READ_ONCE(*p);                               \
         |                            ^~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:377:23: note: in definition of macro '__compiletime_assert'
     377 |                 if (!(condition))                                       \
         |                       ^~~~~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
      36 |         compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long),  \
         |         ^~~~~~~~~~~~~~~~~~
   include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
      49 |         compiletime_assert_rwonce_type(x);                              \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:81:28: note: in expansion of macro 'READ_ONCE'
      81 |         typeof(*p) ___p1 = READ_ONCE(*p);                               \
         |                            ^~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:353:27: note: in definition of macro '__unqual_scalar_typeof'
     353 |                 _Generic((x),                                           \
         |                           ^
   include/asm-generic/rwonce.h:50:9: note: in expansion of macro '__READ_ONCE'
      50 |         __READ_ONCE(x);                                                 \
         |         ^~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:81:28: note: in expansion of macro 'READ_ONCE'
      81 |         typeof(*p) ___p1 = READ_ONCE(*p);                               \
         |                            ^~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
   In file included from ./arch/powerpc/include/generated/asm/rwonce.h:1,
                    from include/linux/compiler.h:247,
                    from include/linux/build_bug.h:5,
                    from include/linux/container_of.h:5,
                    from include/linux/list.h:5:
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
      44 | #define __READ_ONCE(x)  (*(const volatile __unqual_scalar_typeof(x) *)&(x))
         |                                                                         ^
   arch/powerpc/include/asm/barrier.h:81:28: note: in expansion of macro 'READ_ONCE'
      81 |         typeof(*p) ___p1 = READ_ONCE(*p);                               \
         |                            ^~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:377:23: note: in definition of macro '__compiletime_assert'
     377 |                 if (!(condition))                                       \
         |                       ^~~~~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/compiler_types.h:400:9: note: in expansion of macro 'compiletime_assert'
     400 |         compiletime_assert(__native_word(t),                            \
         |         ^~~~~~~~~~~~~~~~~~
   include/linux/compiler_types.h:400:28: note: in expansion of macro '__native_word'
     400 |         compiletime_assert(__native_word(t),                            \
         |                            ^~~~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:82:9: note: in expansion of macro 'compiletime_assert_atomic_type'
      82 |         compiletime_assert_atomic_type(*p);                             \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:377:23: note: in definition of macro '__compiletime_assert'
     377 |                 if (!(condition))                                       \
         |                       ^~~~~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/compiler_types.h:400:9: note: in expansion of macro 'compiletime_assert'
     400 |         compiletime_assert(__native_word(t),                            \
         |         ^~~~~~~~~~~~~~~~~~
   include/linux/compiler_types.h:400:28: note: in expansion of macro '__native_word'
     400 |         compiletime_assert(__native_word(t),                            \
         |                            ^~~~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:82:9: note: in expansion of macro 'compiletime_assert_atomic_type'
      82 |         compiletime_assert_atomic_type(*p);                             \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:377:23: note: in definition of macro '__compiletime_assert'
     377 |                 if (!(condition))                                       \
         |                       ^~~~~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/compiler_types.h:400:9: note: in expansion of macro 'compiletime_assert'
     400 |         compiletime_assert(__native_word(t),                            \
         |         ^~~~~~~~~~~~~~~~~~
   include/linux/compiler_types.h:400:28: note: in expansion of macro '__native_word'
     400 |         compiletime_assert(__native_word(t),                            \
         |                            ^~~~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:82:9: note: in expansion of macro 'compiletime_assert_atomic_type'
      82 |         compiletime_assert_atomic_type(*p);                             \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
>> kernel/rcu/srcutree.c:1907:67: error: 'struct srcu_usage' has no member named 'srcu_gp_seq_needed'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                                                   ^~
   include/linux/compiler_types.h:377:23: note: in definition of macro '__compiletime_assert'
     377 |                 if (!(condition))                                       \
         |                       ^~~~~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/compiler_types.h:400:9: note: in expansion of macro 'compiletime_assert'
     400 |         compiletime_assert(__native_word(t),                            \
         |         ^~~~~~~~~~~~~~~~~~
   include/linux/compiler_types.h:400:28: note: in expansion of macro '__native_word'
     400 |         compiletime_assert(__native_word(t),                            \
         |                            ^~~~~~~~~~~~~
   arch/powerpc/include/asm/barrier.h:82:9: note: in expansion of macro 'compiletime_assert_atomic_type'
      82 |         compiletime_assert_atomic_type(*p);                             \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire'
     176 | #define smp_load_acquire(p) __smp_load_acquire(p)
         |                             ^~~~~~~~~~~~~~~~~~
   kernel/rcu/srcutree.c:1907:36: note: in expansion of macro 'smp_load_acquire'
    1907 |                 if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
         |                                    ^~~~~~~~~~~~~~~~
   In file included from arch/powerpc/include/asm/bug.h:159,
                    from include/linux/bug.h:5,
                    from include/linux/fortify-string.h:5,
                    from include/linux/string.h:254,
                    from include/linux/bitmap.h:11,
                    from include/linux/cpumask.h:12,
                    from include/linux/smp.h:13,
                    from include/linux/lockdep.h:14,
                    from include/linux/mutex.h:17:
>> kernel/rcu/srcutree.c:1908:49: error: 'struct srcu_usage' has no member named 'sda_is_static'
    1908 |                     !WARN_ON_ONCE(!ssp->srcu_sup->sda_is_static))
         |                                                 ^~
   include/asm-generic/bug.h:110:32: note: in definition of macro 'WARN_ON_ONCE'
     110 |         int __ret_warn_on = !!(condition);                      \
         |                                ^~~~~~~~~


vim +1907 kernel/rcu/srcutree.c

fe15b50cdeeebd Paul E. McKenney 2019-04-05  1897  
fe15b50cdeeebd Paul E. McKenney 2019-04-05  1898  /* Clean up any global-scope srcu_struct structures used by this module. */
fe15b50cdeeebd Paul E. McKenney 2019-04-05  1899  static void srcu_module_going(struct module *mod)
fe15b50cdeeebd Paul E. McKenney 2019-04-05  1900  {
fe15b50cdeeebd Paul E. McKenney 2019-04-05  1901  	int i;
7a8ec79485d274 Paul E. McKenney 2023-03-17  1902  	struct srcu_struct *ssp;
fe15b50cdeeebd Paul E. McKenney 2019-04-05  1903  	struct srcu_struct **sspp = mod->srcu_struct_ptrs;
fe15b50cdeeebd Paul E. McKenney 2019-04-05  1904  
7a8ec79485d274 Paul E. McKenney 2023-03-17  1905  	for (i = 0; i < mod->num_srcu_structs; i++) {
7a8ec79485d274 Paul E. McKenney 2023-03-17  1906  		ssp = *(sspp++);
7a8ec79485d274 Paul E. McKenney 2023-03-17 @1907  		if (!rcu_seq_state(smp_load_acquire(&ssp->srcu_sup->srcu_gp_seq_needed)) &&
7a8ec79485d274 Paul E. McKenney 2023-03-17 @1908  		    !WARN_ON_ONCE(!ssp->srcu_sup->sda_is_static))
7a8ec79485d274 Paul E. McKenney 2023-03-17  1909  			cleanup_srcu_struct(ssp);
7a8ec79485d274 Paul E. McKenney 2023-03-17  1910  		free_percpu(ssp->sda);
7a8ec79485d274 Paul E. McKenney 2023-03-17  1911  	}
fe15b50cdeeebd Paul E. McKenney 2019-04-05  1912  }
fe15b50cdeeebd Paul E. McKenney 2019-04-05  1913  

:::::: The code at line 1907 was first introduced by commit
:::::: 7a8ec79485d27415fdc6ffb5bcb2d71626e3c8fb srcu: Use static init for statically allocated in-module srcu_struct

:::::: TO: Paul E. McKenney <paulmck@...nel.org>
:::::: CC: Paul E. McKenney <paulmck@...nel.org>

-- 
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https://github.com/intel/lkp-tests

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