Hi Evan,
FYI, the error/warning still remains.
tree: git://people.freedesktop.org/~agd5f/linux.git amd-19.50
head: f981f76437edab0861f3721c27f1c3cec5903dcc
commit: b35c23a557bb753b64082a4aa4057374bcbcca74 [2080/2680] drm/amdkcl: Test whether kref_read() function is available
config: i386-allyesconfig (attached as .config)
compiler: gcc-7 (Debian 7.5.0-3) 7.5.0
reproduce:
git checkout b35c23a557bb753b64082a4aa4057374bcbcca74
# save the attached .config to linux build tree
make ARCH=i386
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):
static inline void drm_dev_put(struct drm_device *dev)
^~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h: At top level:
include/kcl/kcl_mm.h:65:21: error: redefinition of 'kvmalloc'
static inline void *kvmalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:635:21: note: previous definition of 'kvmalloc' was here
static inline void *kvmalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:75:21: error: redefinition of 'kvzalloc'
static inline void *kvzalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:643:21: note: previous definition of 'kvzalloc' was here
static inline void *kvzalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:85:20: error: static declaration of 'kvfree' follows non-static declaration
static inline void kvfree(const void *addr)
^~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:663:13: note: previous declaration of 'kvfree' was here
extern void kvfree(const void *addr);
^~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:105:21: error: redefinition of 'kvmalloc_array'
static inline void *kvmalloc_array(size_t n, size_t size, gfp_t flags)
^~~~~~~~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:648:21: note: previous definition of 'kvmalloc_array' was here
static inline void *kvmalloc_array(size_t n, size_t size, gfp_t flags)
^~~~~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:118:21: error: redefinition of 'kvcalloc'
static inline void *kvcalloc(size_t n, size_t size, gfp_t flags)
^~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:658:21: note: previous definition of 'kvcalloc' was here
static inline void *kvcalloc(size_t n, size_t size, gfp_t flags)
^~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:9:0,
from <command-line>:0:
include/kcl/kcl_fence.h:161:20: error: redefinition of 'dma_fence_set_error'
static inline void dma_fence_set_error(struct dma_fence *fence,
^~~~~~~~~~~~~~~~~~~
In file included from include/drm/drmP.h:58:0,
from include/kcl/kcl_drm.h:6,
from drivers/gpu/drm/ttm/backport/backport.h:6,
from <command-line>:0:
include/linux/dma-fence.h:517:20: note: previous definition of 'dma_fence_set_error' was here
static inline void dma_fence_set_error(struct dma_fence *fence,
^~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:9:0,
from <command-line>:0:
include/kcl/kcl_fence.h: In function 'dma_fence_set_error':
include/kcl/kcl_fence.h:167:7: error: 'struct dma_fence' has no member named 'status'
fence->status = error;
^~
In file included from drivers/gpu/drm/ttm/backport/backport.h:10:0,
from <command-line>:0:
include/kcl/kcl_list.h: At top level:
include/kcl/kcl_list.h:6:20: error: redefinition of 'list_bulk_move_tail'
static inline void list_bulk_move_tail(struct list_head *head,
^~~~~~~~~~~~~~~~~~~
In file included from include/linux/preempt.h:11:0,
from include/linux/rcupdate.h:27,
from include/linux/rbtree.h:34,
from include/drm/drm_mm.h:41,
from include/drm/drm_vma_manager.h:26,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/list.h:212:20: note: previous definition of 'list_bulk_move_tail' was here
static inline void list_bulk_move_tail(struct list_head *head,
^~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:11:0,
from <command-line>:0:
>> include/kcl/kcl_kref.h:7:28: error: redefinition of 'kref_read'
static inline unsigned int kref_read(const struct kref *kref)
^~~~~~~~~
In file included from include/linux/kobject.h:23:0,
from include/linux/device.h:16,
from include/drm/drm_print.h:32,
from include/drm/drm_mm.h:49,
from include/drm/drm_vma_manager.h:26,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/kref.h:36:28: note: previous definition of 'kref_read' was here
static inline unsigned int kref_read(const struct kref *kref)
^~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:11:0,
from <command-line>:0:
include/kcl/kcl_kref.h: In function 'kref_read':
>> include/kcl/kcl_kref.h:9:21: error: passing argument 1 of 'atomic_read' from incompatible pointer type [-Werror=incompatible-pointer-types]
return atomic_read(&kref->refcount);
^
In file included from arch/x86/include/asm/atomic.h:265:0,
from include/linux/atomic.h:7,
from include/linux/rcupdate.h:25,
from include/linux/rbtree.h:34,
from include/drm/drm_mm.h:41,
from include/drm/drm_vma_manager.h:26,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/asm-generic/atomic-instrumented.h:24:1: note: expected 'const atomic_t * {aka const struct <anonymous> *}' but argument is of type 'const refcount_t * {aka const struct refcount_struct *}'
atomic_read(const atomic_t *v)
^~~~~~~~~~~
cc1: some warnings being treated as errors
--
static inline void drm_dev_put(struct drm_device *dev)
^~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h: At top level:
include/kcl/kcl_mm.h:65:21: error: redefinition of 'kvmalloc'
static inline void *kvmalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:635:21: note: previous definition of 'kvmalloc' was here
static inline void *kvmalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:75:21: error: redefinition of 'kvzalloc'
static inline void *kvzalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:643:21: note: previous definition of 'kvzalloc' was here
static inline void *kvzalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:85:20: error: static declaration of 'kvfree' follows non-static declaration
static inline void kvfree(const void *addr)
^~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:663:13: note: previous declaration of 'kvfree' was here
extern void kvfree(const void *addr);
^~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:105:21: error: redefinition of 'kvmalloc_array'
static inline void *kvmalloc_array(size_t n, size_t size, gfp_t flags)
^~~~~~~~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:648:21: note: previous definition of 'kvmalloc_array' was here
static inline void *kvmalloc_array(size_t n, size_t size, gfp_t flags)
^~~~~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:118:21: error: redefinition of 'kvcalloc'
static inline void *kvcalloc(size_t n, size_t size, gfp_t flags)
^~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:658:21: note: previous definition of 'kvcalloc' was here
static inline void *kvcalloc(size_t n, size_t size, gfp_t flags)
^~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:9:0,
from <command-line>:0:
include/kcl/kcl_fence.h:161:20: error: redefinition of 'dma_fence_set_error'
static inline void dma_fence_set_error(struct dma_fence *fence,
^~~~~~~~~~~~~~~~~~~
In file included from include/drm/drmP.h:58:0,
from include/kcl/kcl_drm.h:6,
from drivers/gpu/drm/ttm/backport/backport.h:6,
from <command-line>:0:
include/linux/dma-fence.h:517:20: note: previous definition of 'dma_fence_set_error' was here
static inline void dma_fence_set_error(struct dma_fence *fence,
^~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:9:0,
from <command-line>:0:
include/kcl/kcl_fence.h: In function 'dma_fence_set_error':
include/kcl/kcl_fence.h:167:7: error: 'struct dma_fence' has no member named 'status'
fence->status = error;
^~
In file included from drivers/gpu/drm/ttm/backport/backport.h:10:0,
from <command-line>:0:
include/kcl/kcl_list.h: At top level:
include/kcl/kcl_list.h:6:20: error: redefinition of 'list_bulk_move_tail'
static inline void list_bulk_move_tail(struct list_head *head,
^~~~~~~~~~~~~~~~~~~
In file included from include/linux/preempt.h:11:0,
from include/linux/rcupdate.h:27,
from include/linux/rbtree.h:34,
from include/drm/drm_mm.h:41,
from include/drm/drm_vma_manager.h:26,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/list.h:212:20: note: previous definition of 'list_bulk_move_tail' was here
static inline void list_bulk_move_tail(struct list_head *head,
^~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:11:0,
from <command-line>:0:
>> include/kcl/kcl_kref.h:7:28: error: redefinition of 'kref_read'
static inline unsigned int kref_read(const struct kref *kref)
^~~~~~~~~
In file included from include/linux/kobject.h:23:0,
from include/linux/device.h:16,
from include/drm/drm_print.h:32,
from include/drm/drm_mm.h:49,
from include/drm/drm_vma_manager.h:26,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/kref.h:36:28: note: previous definition of 'kref_read' was here
static inline unsigned int kref_read(const struct kref *kref)
^~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:11:0,
from <command-line>:0:
include/kcl/kcl_kref.h: In function 'kref_read':
>> include/kcl/kcl_kref.h:9:21: error: passing argument 1 of 'atomic_read' from incompatible pointer type [-Werror=incompatible-pointer-types]
return atomic_read(&kref->refcount);
^
In file included from arch/x86/include/asm/atomic.h:265:0,
from include/linux/atomic.h:7,
from include/linux/rcupdate.h:25,
from include/linux/rbtree.h:34,
from include/drm/drm_mm.h:41,
from include/drm/drm_vma_manager.h:26,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/asm-generic/atomic-instrumented.h:24:1: note: expected 'const atomic_t * {aka const struct <anonymous> *}' but argument is of type 'const refcount_t * {aka const struct refcount_struct *}'
atomic_read(const atomic_t *v)
^~~~~~~~~~~
drivers/gpu/drm/ttm/ttm_bo.c: In function 'ttm_bo_mem_space_debug':
drivers/gpu/drm/ttm/ttm_bo.c:101:25: error: invalid initializer
struct drm_printer p = drm_debug_printer(TTM_PFX);
^~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
static inline void drm_dev_put(struct drm_device *dev)
^~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h: At top level:
include/kcl/kcl_mm.h:65:21: error: redefinition of 'kvmalloc'
static inline void *kvmalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:635:21: note: previous definition of 'kvmalloc' was here
static inline void *kvmalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:75:21: error: redefinition of 'kvzalloc'
static inline void *kvzalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:643:21: note: previous definition of 'kvzalloc' was here
static inline void *kvzalloc(size_t size, gfp_t flags)
^~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:85:20: error: static declaration of 'kvfree' follows non-static declaration
static inline void kvfree(const void *addr)
^~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:663:13: note: previous declaration of 'kvfree' was here
extern void kvfree(const void *addr);
^~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:105:21: error: redefinition of 'kvmalloc_array'
static inline void *kvmalloc_array(size_t n, size_t size, gfp_t flags)
^~~~~~~~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:648:21: note: previous definition of 'kvmalloc_array' was here
static inline void *kvmalloc_array(size_t n, size_t size, gfp_t flags)
^~~~~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0,
from <command-line>:0:
include/kcl/kcl_mm.h:118:21: error: redefinition of 'kvcalloc'
static inline void *kvcalloc(size_t n, size_t size, gfp_t flags)
^~~~~~~~
In file included from include/drm/drm_vma_manager.h:27:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/mm.h:658:21: note: previous definition of 'kvcalloc' was here
static inline void *kvcalloc(size_t n, size_t size, gfp_t flags)
^~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:9:0,
from <command-line>:0:
include/kcl/kcl_fence.h:161:20: error: redefinition of 'dma_fence_set_error'
static inline void dma_fence_set_error(struct dma_fence *fence,
^~~~~~~~~~~~~~~~~~~
In file included from include/drm/drmP.h:58:0,
from include/kcl/kcl_drm.h:6,
from drivers/gpu/drm/ttm/backport/backport.h:6,
from <command-line>:0:
include/linux/dma-fence.h:517:20: note: previous definition of 'dma_fence_set_error' was here
static inline void dma_fence_set_error(struct dma_fence *fence,
^~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:9:0,
from <command-line>:0:
include/kcl/kcl_fence.h: In function 'dma_fence_set_error':
include/kcl/kcl_fence.h:167:7: error: 'struct dma_fence' has no member named 'status'
fence->status = error;
^~
In file included from drivers/gpu/drm/ttm/backport/backport.h:10:0,
from <command-line>:0:
include/kcl/kcl_list.h: At top level:
include/kcl/kcl_list.h:6:20: error: redefinition of 'list_bulk_move_tail'
static inline void list_bulk_move_tail(struct list_head *head,
^~~~~~~~~~~~~~~~~~~
In file included from include/linux/preempt.h:11:0,
from include/linux/rcupdate.h:27,
from include/linux/rbtree.h:34,
from include/drm/drm_mm.h:41,
from include/drm/drm_vma_manager.h:26,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/list.h:212:20: note: previous definition of 'list_bulk_move_tail' was here
static inline void list_bulk_move_tail(struct list_head *head,
^~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:11:0,
from <command-line>:0:
>> include/kcl/kcl_kref.h:7:28: error: redefinition of 'kref_read'
static inline unsigned int kref_read(const struct kref *kref)
^~~~~~~~~
In file included from include/linux/kobject.h:23:0,
from include/linux/device.h:16,
from include/drm/drm_print.h:32,
from include/drm/drm_mm.h:49,
from include/drm/drm_vma_manager.h:26,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/linux/kref.h:36:28: note: previous definition of 'kref_read' was here
static inline unsigned int kref_read(const struct kref *kref)
^~~~~~~~~
In file included from drivers/gpu/drm/ttm/backport/backport.h:11:0,
from <command-line>:0:
include/kcl/kcl_kref.h: In function 'kref_read':
>> include/kcl/kcl_kref.h:9:21: error: passing argument 1 of 'atomic_read' from incompatible pointer type [-Werror=incompatible-pointer-types]
return atomic_read(&kref->refcount);
^
In file included from arch/x86/include/asm/atomic.h:265:0,
from include/linux/atomic.h:7,
from include/linux/rcupdate.h:25,
from include/linux/rbtree.h:34,
from include/drm/drm_mm.h:41,
from include/drm/drm_vma_manager.h:26,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/asm-generic/atomic-instrumented.h:24:1: note: expected 'const atomic_t * {aka const struct <anonymous> *}' but argument is of type 'const refcount_t * {aka const struct refcount_struct *}'
atomic_read(const atomic_t *v)
^~~~~~~~~~~
drivers/gpu/drm/ttm/ttm_bo_manager.c: In function 'ttm_bo_man_debug':
drivers/gpu/drm/ttm/ttm_bo_manager.c:145:26: error: passing argument 2 of 'drm_mm_print' from incompatible pointer type [-Werror=incompatible-pointer-types]
drm_mm_print(&rman->mm, printer);
^~~~~~~
In file included from include/drm/drm_vma_manager.h:26:0,
from include/kcl/kcl_drm_vma_manager.h:8,
from drivers/gpu/drm/ttm/backport/backport.h:5,
from <command-line>:0:
include/drm/drm_mm.h:547:6: note: expected 'struct drm_printer *' but argument is of type 'struct drm_printer *'
void drm_mm_print(const struct drm_mm *mm, struct drm_printer *p);
^~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/kref_read +7 include/kcl/kcl_kref.h
5
6 #if !defined(HAVE_KREF_READ)
> 7 static inline unsigned int kref_read(const struct kref *kref)
8 {
> 9 return atomic_read(&kref->refcount);
10 }
11 #endif
12
---
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