Hi David,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.10-rc3 next-20170113]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:    
https://github.com/0day-ci/linux/commits/David-Howells/afs-Move-UUID-struct-to-linux-uuid-h/20170113-134212
config: x86_64-randconfig-b0-01131757 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

Note: the 
linux-review/David-Howells/afs-Move-UUID-struct-to-linux-uuid-h/20170113-134212 
HEAD c4259bc3968ea592af3a1599099327eb67e6019d builds fine.
      It only hurts bisectibility.

All error/warnings (new ones prefixed by >>):

   fs/afs/main.c: In function 'afs_get_client_UUID':
   fs/afs/main.c:48:2: error: invalid use of undefined type 'struct uuid_v1'
     ret = afs_get_MAC_address(afs_uuid.node, sizeof(afs_uuid.node));
     ^~~
   fs/afs/main.c:48:2: error: invalid use of undefined type 'struct uuid_v1'
   fs/afs/main.c:55:14: error: 'UUID_TO_UNIX_TIME' undeclared (first use in 
this function)
     uuidtime += UUID_TO_UNIX_TIME;
                 ^~~~~~~~~~~~~~~~~
   fs/afs/main.c:55:14: note: each undeclared identifier is reported only once 
for each function it appears in
   fs/afs/main.c:56:2: error: invalid use of undefined type 'struct uuid_v1'
     afs_uuid.time_low = htonl(uuidtime);
     ^~~~~~~~
   fs/afs/main.c:57:2: error: invalid use of undefined type 'struct uuid_v1'
     afs_uuid.time_mid = htons(uuidtime >> 32);
     ^~~~~~~~
   fs/afs/main.c:58:28: error: 'UUID_TIMEHI_MASK' undeclared (first use in this 
function)
     hi_v = (uuidtime >> 48) & UUID_TIMEHI_MASK;
                               ^~~~~~~~~~~~~~~~
   fs/afs/main.c:59:10: error: 'UUID_VERSION_TIME' undeclared (first use in 
this function)
     hi_v |= UUID_VERSION_TIME;
             ^~~~~~~~~~~~~~~~~
   fs/afs/main.c:60:2: error: invalid use of undefined type 'struct uuid_v1'
     afs_uuid.time_hi_and_version = htons(hi_v);
     ^~~~~~~~
   fs/afs/main.c:63:2: error: invalid use of undefined type 'struct uuid_v1'
     afs_uuid.clock_seq_low = clockseq;
     ^~~~~~~~
   fs/afs/main.c:64:2: error: invalid use of undefined type 'struct uuid_v1'
     afs_uuid.clock_seq_hi_and_reserved =
     ^~~~~~~~
   fs/afs/main.c:65:21: error: 'UUID_CLOCKHI_MASK' undeclared (first use in 
this function)
      (clockseq >> 8) & UUID_CLOCKHI_MASK;
                        ^~~~~~~~~~~~~~~~~
   fs/afs/main.c:66:2: error: invalid use of undefined type 'struct uuid_v1'
     afs_uuid.clock_seq_hi_and_reserved |= UUID_VARIANT_STD;
     ^~~~~~~~
   fs/afs/main.c:66:40: error: 'UUID_VARIANT_STD' undeclared (first use in this 
function)
     afs_uuid.clock_seq_hi_and_reserved |= UUID_VARIANT_STD;
                                           ^~~~~~~~~~~~~~~~
   In file included from include/uapi/linux/stddef.h:1:0,
                    from include/linux/stddef.h:4,
                    from include/uapi/linux/posix_types.h:4,
                    from include/uapi/linux/types.h:13,
                    from include/linux/types.h:5,
                    from include/linux/list.h:4,
                    from include/linux/module.h:9,
                    from fs/afs/main.c:12:
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~
>> include/linux/compiler.h:117:18: error: invalid use of undefined type 
>> 'struct uuid_v1'
       static struct ftrace_branch_data  \
                     ^
   include/linux/compiler.h:139:58: note: in expansion of macro 
'__branch_check__'
    #  define unlikely(x) (__builtin_constant_p(x) ? !!(x) : 
__branch_check__(x, 0))
                                                             ^~~~~~~~~~~~~~~~
>> fs/afs/internal.h:769:6: note: in expansion of macro 'unlikely'
     if (unlikely(afs_debug & AFS_DEBUG_KDEBUG)) \
         ^~~~~~~~
   fs/afs/main.c:68:2: note: in expansion of macro '_debug'
     _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
     ^~~~~~

vim +117 include/linux/compiler.h

1f0d69a9 Steven Rostedt 2008-11-12  111  
1f0d69a9 Steven Rostedt 2008-11-12  112  #define likely_notrace(x)      
__builtin_expect(!!(x), 1)
1f0d69a9 Steven Rostedt 2008-11-12  113  #define unlikely_notrace(x)    
__builtin_expect(!!(x), 0)
1f0d69a9 Steven Rostedt 2008-11-12  114  
45b79749 Steven Rostedt 2008-11-21  115  #define __branch_check__(x, expect) ({ 
                                \
1f0d69a9 Steven Rostedt 2008-11-12  116                         int ______r;    
                                \
2ed84eeb Steven Rostedt 2008-11-12 @117                         static struct 
ftrace_branch_data                \
1f0d69a9 Steven Rostedt 2008-11-12  118                                 
__attribute__((__aligned__(4)))         \
45b79749 Steven Rostedt 2008-11-21  119                                 
__attribute__((section("_ftrace_annotated_branch"))) \
1f0d69a9 Steven Rostedt 2008-11-12  120                                 ______f 
= {                             \

:::::: The code at line 117 was first introduced by commit
:::::: 2ed84eeb8808cf3c9f039213ca137ffd7d753f0e trace: rename unlikely profiler 
to branch profiler

:::::: TO: Steven Rostedt <srost...@redhat.com>
:::::: CC: Ingo Molnar <mi...@elte.hu>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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