[tip:tmp.tmp2 267/364] include/linux/numa.h:35:46: error: unknown type name 'u64'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tmp.tmp2
head:   adcceb5eb7aee38e4a9c15bdf599655f0e1b1324
commit: 7e059d796dca598292ff44d2359c8e16dbc9c96f [267/364] sched/headers, numa: Factor out <linux/numa_types.h> from <linux/numa.h>
config: i386-defconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=7e059d796dca598292ff44d2359c8e16dbc9c96f
        git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
        git fetch --no-tags tip tmp.tmp2
        git checkout 7e059d796dca598292ff44d2359c8e16dbc9c96f
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

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

All errors (new ones prefixed by >>):

   In file included from drivers/md/dm-stats.c:3:
>> include/linux/numa.h:35:46: error: unknown type name 'u64'
      35 | static inline int memory_add_physaddr_to_nid(u64 start)
         |                                              ^~~
   include/linux/numa.h:39:39: error: unknown type name 'u64'
      39 | static inline int phys_to_target_node(u64 start)
         |                                       ^~~
   In file included from include/linux/workqueue.h:16,
                    from include/linux/srcu_types.h:20,
                    from include/linux/srcu.h:19,
                    from include/linux/notifier.h:16,
                    from arch/x86/include/asm/uprobes.h:13,
                    from include/linux/uprobes.h:49,
                    from include/linux/mm_types.h:14,
                    from include/linux/mmzone.h:21,
                    from include/linux/gfp.h:7,
                    from include/linux/slab.h:15,
                    from drivers/md/dm-stats.c:4:
   include/linux/rcuwait.h: In function 'rcuwait_active':
   include/linux/rcupdate.h:364:9: error: dereferencing pointer to incomplete type 'struct task_struct'
     364 |  typeof(*p) *_________p1 = (typeof(*p) *__force)READ_ONCE(p); \
         |         ^
   include/linux/rcupdate.h:474:31: note: in expansion of macro '__rcu_access_pointer'
     474 | #define rcu_access_pointer(p) __rcu_access_pointer((p), __rcu)
         |                               ^~~~~~~~~~~~~~~~~~~~
   include/linux/rcuwait.h:33:11: note: in expansion of macro 'rcu_access_pointer'
      33 |  return !!rcu_access_pointer(w->task);
         |           ^~~~~~~~~~~~~~~~~~
   In file included from include/linux/uaccess.h:11,
                    from arch/x86/include/asm/fpu/xstate.h:5,
                    from arch/x86/include/asm/pgtable.h:26,
                    from include/linux/pgtable.h:6,
                    from include/linux/mm.h:35,
                    from drivers/md/dm-stats.c:10:
   drivers/md/dm-stats.c: At top level:
   arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
      46 | static inline bool pagefault_disabled(void);
         |                    ^~~~~~~~~~~~~~~~~~


vim +/u64 +35 include/linux/numa.h

a927bd6ba952d1 Dan Williams 2020-11-21  13  
a927bd6ba952d1 Dan Williams 2020-11-21  14  #ifndef memory_add_physaddr_to_nid
a927bd6ba952d1 Dan Williams 2020-11-21  15  static inline int memory_add_physaddr_to_nid(u64 start)
a927bd6ba952d1 Dan Williams 2020-11-21  16  {
a927bd6ba952d1 Dan Williams 2020-11-21  17  	pr_info_once("Unknown online node for memory at 0x%llx, assuming node 0\n",
a927bd6ba952d1 Dan Williams 2020-11-21  18  			start);
a927bd6ba952d1 Dan Williams 2020-11-21  19  	return 0;
a927bd6ba952d1 Dan Williams 2020-11-21  20  }
a927bd6ba952d1 Dan Williams 2020-11-21  21  #endif
a927bd6ba952d1 Dan Williams 2020-11-21  22  #ifndef phys_to_target_node
a927bd6ba952d1 Dan Williams 2020-11-21  23  static inline int phys_to_target_node(u64 start)
a927bd6ba952d1 Dan Williams 2020-11-21  24  {
a927bd6ba952d1 Dan Williams 2020-11-21  25  	pr_info_once("Unknown target node for memory at 0x%llx, assuming node 0\n",
a927bd6ba952d1 Dan Williams 2020-11-21  26  			start);
a927bd6ba952d1 Dan Williams 2020-11-21  27  	return 0;
a927bd6ba952d1 Dan Williams 2020-11-21  28  }
a927bd6ba952d1 Dan Williams 2020-11-21  29  #endif
a927bd6ba952d1 Dan Williams 2020-11-21  30  #else /* !CONFIG_NUMA */
b2ca916ce392a9 Dan Williams 2020-02-16  31  static inline int numa_map_to_online_node(int node)
b2ca916ce392a9 Dan Williams 2020-02-16  32  {
b2ca916ce392a9 Dan Williams 2020-02-16  33  	return NUMA_NO_NODE;
b2ca916ce392a9 Dan Williams 2020-02-16  34  }
a927bd6ba952d1 Dan Williams 2020-11-21 @35  static inline int memory_add_physaddr_to_nid(u64 start)
a927bd6ba952d1 Dan Williams 2020-11-21  36  {
a927bd6ba952d1 Dan Williams 2020-11-21  37  	return 0;
a927bd6ba952d1 Dan Williams 2020-11-21  38  }
a927bd6ba952d1 Dan Williams 2020-11-21  39  static inline int phys_to_target_node(u64 start)
a927bd6ba952d1 Dan Williams 2020-11-21  40  {
a927bd6ba952d1 Dan Williams 2020-11-21  41  	return 0;
a927bd6ba952d1 Dan Williams 2020-11-21  42  }
b2ca916ce392a9 Dan Williams 2020-02-16  43  #endif
b2ca916ce392a9 Dan Williams 2020-02-16  44  

:::::: The code at line 35 was first introduced by commit
:::::: a927bd6ba952d13c52b8b385030943032f659a3e mm: fix phys_to_target_node() and memory_add_physaddr_to_nid() exports

:::::: TO: Dan Williams <dan.j.williams@xxxxxxxxx>
:::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>

---
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https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
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