tree: git://people.freedesktop.org/~agd5f/linux.git amd-mainline-dkms-5.4
head: fa14e19bd78eecca201da26d22c7b95ee06769c6
commit: 8c3adae9aacd0da9c2baa6715005a808712b23b6 [1278/2653] drm/amdkcl: Test whether kref_read() function is available
config: m68k-allmodconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 8c3adae9aacd0da9c2baa6715005a808712b23b6
# save the attached .config to linux build tree
GCC_VERSION=9.2.0 make.cross ARCH=m68k
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
All error/warnings (new ones prefixed by >>):
In file included from <command-line>:
include/kcl/kcl_kref.h:7:28: error: redefinition of 'kref_read'
7 | static inline unsigned int kref_read(const struct kref *kref)
| ^~~~~~~~~
In file included from include/kcl/kcl_kref.h:4,
from <command-line>:
include/linux/kref.h:34:28: note: previous definition of 'kref_read' was here
34 | static inline unsigned int kref_read(const struct kref *kref)
| ^~~~~~~~~
In file included from include/linux/kernel.h:11,
from include/linux/list.h:9,
from include/linux/preempt.h:11,
from include/linux/spinlock.h:51,
from include/linux/kref.h:16,
from include/kcl/kcl_kref.h:4,
from <command-line>:
include/kcl/kcl_kref.h: In function 'kref_read':
>> arch/m68k/include/asm/atomic.h:21:38: error: 'refcount_t' {aka 'const struct refcount_struct'} has no member named 'counter'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~
include/linux/compiler.h:261:17: note: in definition of macro '__READ_ONCE'
261 | union { typeof(x) __val; char __c[1]; } __u; \
| ^
>> arch/m68k/include/asm/atomic.h:21:25: note: in expansion of macro 'READ_ONCE'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~~~~~~~~
include/kcl/kcl_kref.h:9:9: note: in expansion of macro 'atomic_read'
9 | return atomic_read(&kref->refcount);
| ^~~~~~~~~~~
>> arch/m68k/include/asm/atomic.h:21:38: error: 'refcount_t' {aka 'const struct refcount_struct'} has no member named 'counter'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~
include/linux/compiler.h:263:22: note: in definition of macro '__READ_ONCE'
263 | __read_once_size(&(x), __u.__c, sizeof(x)); \
| ^
>> arch/m68k/include/asm/atomic.h:21:25: note: in expansion of macro 'READ_ONCE'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~~~~~~~~
include/kcl/kcl_kref.h:9:9: note: in expansion of macro 'atomic_read'
9 | return atomic_read(&kref->refcount);
| ^~~~~~~~~~~
>> arch/m68k/include/asm/atomic.h:21:38: error: 'refcount_t' {aka 'const struct refcount_struct'} has no member named 'counter'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~
include/linux/compiler.h:263:42: note: in definition of macro '__READ_ONCE'
263 | __read_once_size(&(x), __u.__c, sizeof(x)); \
| ^
>> arch/m68k/include/asm/atomic.h:21:25: note: in expansion of macro 'READ_ONCE'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~~~~~~~~
include/kcl/kcl_kref.h:9:9: note: in expansion of macro 'atomic_read'
9 | return atomic_read(&kref->refcount);
| ^~~~~~~~~~~
>> arch/m68k/include/asm/atomic.h:21:38: error: 'refcount_t' {aka 'const struct refcount_struct'} has no member named 'counter'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~
include/linux/compiler.h:265:30: note: in definition of macro '__READ_ONCE'
265 | __read_once_size_nocheck(&(x), __u.__c, sizeof(x)); \
| ^
>> arch/m68k/include/asm/atomic.h:21:25: note: in expansion of macro 'READ_ONCE'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~~~~~~~~
include/kcl/kcl_kref.h:9:9: note: in expansion of macro 'atomic_read'
9 | return atomic_read(&kref->refcount);
| ^~~~~~~~~~~
>> arch/m68k/include/asm/atomic.h:21:38: error: 'refcount_t' {aka 'const struct refcount_struct'} has no member named 'counter'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~
include/linux/compiler.h:265:50: note: in definition of macro '__READ_ONCE'
265 | __read_once_size_nocheck(&(x), __u.__c, sizeof(x)); \
| ^
>> arch/m68k/include/asm/atomic.h:21:25: note: in expansion of macro 'READ_ONCE'
21 | #define atomic_read(v) READ_ONCE((v)->counter)
| ^~~~~~~~~
include/kcl/kcl_kref.h:9:9: note: in expansion of macro 'atomic_read'
9 | return atomic_read(&kref->refcount);
| ^~~~~~~~~~~
vim +21 arch/m68k/include/asm/atomic.h
69f99746a2cfd8 Greg Ungerer 2010-09-08 20
62e8a3258bda11 Peter Zijlstra 2015-09-18 @21 #define atomic_read(v) READ_ONCE((v)->counter)
62e8a3258bda11 Peter Zijlstra 2015-09-18 22 #define atomic_set(v, i) WRITE_ONCE(((v)->counter), (i))
69f99746a2cfd8 Greg Ungerer 2010-09-08 23
:::::: The code at line 21 was first introduced by commit
:::::: 62e8a3258bda118f24ff462fe04cfbe75b8189b5 atomic, arch: Audit atomic_{read,set}()
:::::: TO: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
:::::: CC: Ingo Molnar <mingo@xxxxxxxxxx>
---
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Attachment:
.config.gz
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