Hi Slava, FYI, the error/warning still remains. tree: git://people.freedesktop.org/~agd5f/linux.git amd-19.50 head: f981f76437edab0861f3721c27f1c3cec5903dcc commit: efcd1418868bc7be0eb22a57497ac20eeb831ff1 [2081/2680] drm/amdkcl: Test whether memalloc_nofs_save() and memalloc_nofs_restore() functions are available config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Debian 7.5.0-3) 7.5.0 reproduce: git checkout efcd1418868bc7be0eb22a57497ac20eeb831ff1 # 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 >>): struct drm_gem_object *drm_gem_object_lookup(struct drm_file *filp, u32 handle); ^~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h:260:10: error: too many arguments to function 'drm_gem_object_lookup' return drm_gem_object_lookup(dev, filp, handle); ^~~~~~~~~~~~~~~~~~~~~ In file included from include/kcl/kcl_drm.h:9:0, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_gem.h:386:24: note: declared here struct drm_gem_object *drm_gem_object_lookup(struct drm_file *filp, u32 handle); ^~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h: At top level: include/kcl/kcl_drm.h:269:8: error: redefinition of 'struct drm_format_name_buf' struct drm_format_name_buf { ^~~~~~~~~~~~~~~~~~~ In file included from include/drm/drmP.h:69:0, from include/kcl/kcl_drm.h:6, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_fourcc.h:142:8: note: originally defined here struct drm_format_name_buf { ^~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h: In function 'kcl_drm_gem_object_put_unlocked': include/kcl/kcl_drm.h:301:9: error: implicit declaration of function 'drm_gem_object_unreference_unlocked'; did you mean 'drm_gem_object_put_unlocked'? [-Werror=implicit-function-declaration] return drm_gem_object_unreference_unlocked(obj); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drm_gem_object_put_unlocked include/kcl/kcl_drm.h:301:9: warning: 'return' with a value, in function returning void return drm_gem_object_unreference_unlocked(obj); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/kcl/kcl_drm.h:298:20: note: declared here static inline void kcl_drm_gem_object_put_unlocked(struct drm_gem_object *obj) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/kcl/kcl_drm.h: In function 'kcl_drm_atomic_get_old_crtc_state_before_commit': include/kcl/kcl_drm.h:325:43: error: invalid type argument of '->' (have 'struct __drm_crtcs_state') return state->crtcs[drm_crtc_index(crtc)]->state; ^~ include/kcl/kcl_drm.h: In function 'kcl_drm_atomic_get_new_crtc_state_after_commit': include/kcl/kcl_drm.h:360:43: error: invalid type argument of '->' (have 'struct __drm_crtcs_state') return state->crtcs[drm_crtc_index(crtc)]->state; ^~ include/kcl/kcl_drm.h: At top level: include/kcl/kcl_drm.h:465:8: error: redefinition of 'struct drm_printer' struct drm_printer { ^~~~~~~~~~~ In file included from include/drm/drm_mm.h:49:0, 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/drm/drm_print.h:70:8: note: originally defined here struct drm_printer { ^~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h:471:6: error: conflicting types for 'drm_printf' void drm_printf(struct drm_printer *p, const char *f, ...); ^~~~~~~~~~ In file included from include/drm/drm_mm.h:49:0, 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/drm/drm_print.h:86:6: note: previous declaration of 'drm_printf' was here void drm_printf(struct drm_printer *p, const char *f, ...); ^~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h:537:20: error: static declaration of 'drm_dev_put' follows non-static declaration static inline void drm_dev_put(struct drm_device *dev) ^~~~~~~~~~~ In file included from include/drm/drmP.h:74:0, from include/kcl/kcl_drm.h:6, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_drv.h:739:6: note: previous declaration of 'drm_dev_put' was here void drm_dev_put(struct drm_device *dev); ^~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h: In function 'drm_dev_put': include/kcl/kcl_drm.h:539:9: error: implicit declaration of function 'drm_dev_unref'; did you mean 'drm_dev_enter'? [-Werror=implicit-function-declaration] return drm_dev_unref(dev); ^~~~~~~~~~~~~ drm_dev_enter include/kcl/kcl_drm.h:539:9: warning: 'return' with a value, in function returning void return drm_dev_unref(dev); ^~~~~~~~~~~~~~~~~~ include/kcl/kcl_drm.h:537:20: note: declared here 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:53:28: error: redefinition of 'memalloc_nofs_save' static inline unsigned int memalloc_nofs_save(void) ^~~~~~~~~~~~~~~~~~ In file included from include/kcl/kcl_mm.h:5:0, from drivers/gpu/drm/ttm/backport/backport.h:8, from <command-line>:0: include/linux/sched/mm.h:248:28: note: previous definition of 'memalloc_nofs_save' was here static inline unsigned int memalloc_nofs_save(void) ^~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0, from <command-line>:0: >> include/kcl/kcl_mm.h:58:20: error: redefinition of 'memalloc_nofs_restore' static inline void memalloc_nofs_restore(unsigned int flags) ^~~~~~~~~~~~~~~~~~~~~ In file included from include/kcl/kcl_mm.h:5:0, from drivers/gpu/drm/ttm/backport/backport.h:8, from <command-line>:0: include/linux/sched/mm.h:263:20: note: previous definition of 'memalloc_nofs_restore' was here static inline void memalloc_nofs_restore(unsigned int flags) ^~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0, from <command-line>:0: include/kcl/kcl_mm.h:64:21: 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:74:21: 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:84:20: 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:104:21: 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:117:21: 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: -- struct drm_gem_object *drm_gem_object_lookup(struct drm_file *filp, u32 handle); ^~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h:260:10: error: too many arguments to function 'drm_gem_object_lookup' return drm_gem_object_lookup(dev, filp, handle); ^~~~~~~~~~~~~~~~~~~~~ In file included from include/kcl/kcl_drm.h:9:0, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_gem.h:386:24: note: declared here struct drm_gem_object *drm_gem_object_lookup(struct drm_file *filp, u32 handle); ^~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h: At top level: include/kcl/kcl_drm.h:269:8: error: redefinition of 'struct drm_format_name_buf' struct drm_format_name_buf { ^~~~~~~~~~~~~~~~~~~ In file included from include/drm/drmP.h:69:0, from include/kcl/kcl_drm.h:6, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_fourcc.h:142:8: note: originally defined here struct drm_format_name_buf { ^~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h: In function 'kcl_drm_gem_object_put_unlocked': include/kcl/kcl_drm.h:301:9: error: implicit declaration of function 'drm_gem_object_unreference_unlocked'; did you mean 'drm_gem_object_put_unlocked'? [-Werror=implicit-function-declaration] return drm_gem_object_unreference_unlocked(obj); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drm_gem_object_put_unlocked include/kcl/kcl_drm.h:301:9: warning: 'return' with a value, in function returning void return drm_gem_object_unreference_unlocked(obj); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/kcl/kcl_drm.h:298:20: note: declared here static inline void kcl_drm_gem_object_put_unlocked(struct drm_gem_object *obj) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/kcl/kcl_drm.h: In function 'kcl_drm_atomic_get_old_crtc_state_before_commit': include/kcl/kcl_drm.h:325:43: error: invalid type argument of '->' (have 'struct __drm_crtcs_state') return state->crtcs[drm_crtc_index(crtc)]->state; ^~ include/kcl/kcl_drm.h: In function 'kcl_drm_atomic_get_new_crtc_state_after_commit': include/kcl/kcl_drm.h:360:43: error: invalid type argument of '->' (have 'struct __drm_crtcs_state') return state->crtcs[drm_crtc_index(crtc)]->state; ^~ include/kcl/kcl_drm.h: At top level: include/kcl/kcl_drm.h:465:8: error: redefinition of 'struct drm_printer' struct drm_printer { ^~~~~~~~~~~ In file included from include/drm/drm_mm.h:49:0, 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/drm/drm_print.h:70:8: note: originally defined here struct drm_printer { ^~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h:471:6: error: conflicting types for 'drm_printf' void drm_printf(struct drm_printer *p, const char *f, ...); ^~~~~~~~~~ In file included from include/drm/drm_mm.h:49:0, 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/drm/drm_print.h:86:6: note: previous declaration of 'drm_printf' was here void drm_printf(struct drm_printer *p, const char *f, ...); ^~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h:537:20: error: static declaration of 'drm_dev_put' follows non-static declaration static inline void drm_dev_put(struct drm_device *dev) ^~~~~~~~~~~ In file included from include/drm/drmP.h:74:0, from include/kcl/kcl_drm.h:6, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_drv.h:739:6: note: previous declaration of 'drm_dev_put' was here void drm_dev_put(struct drm_device *dev); ^~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h: In function 'drm_dev_put': include/kcl/kcl_drm.h:539:9: error: implicit declaration of function 'drm_dev_unref'; did you mean 'drm_dev_enter'? [-Werror=implicit-function-declaration] return drm_dev_unref(dev); ^~~~~~~~~~~~~ drm_dev_enter include/kcl/kcl_drm.h:539:9: warning: 'return' with a value, in function returning void return drm_dev_unref(dev); ^~~~~~~~~~~~~~~~~~ include/kcl/kcl_drm.h:537:20: note: declared here 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:53:28: error: redefinition of 'memalloc_nofs_save' static inline unsigned int memalloc_nofs_save(void) ^~~~~~~~~~~~~~~~~~ In file included from include/kcl/kcl_mm.h:5:0, from drivers/gpu/drm/ttm/backport/backport.h:8, from <command-line>:0: include/linux/sched/mm.h:248:28: note: previous definition of 'memalloc_nofs_save' was here static inline unsigned int memalloc_nofs_save(void) ^~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0, from <command-line>:0: >> include/kcl/kcl_mm.h:58:20: error: redefinition of 'memalloc_nofs_restore' static inline void memalloc_nofs_restore(unsigned int flags) ^~~~~~~~~~~~~~~~~~~~~ In file included from include/kcl/kcl_mm.h:5:0, from drivers/gpu/drm/ttm/backport/backport.h:8, from <command-line>:0: include/linux/sched/mm.h:263:20: note: previous definition of 'memalloc_nofs_restore' was here static inline void memalloc_nofs_restore(unsigned int flags) ^~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:8:0, from <command-line>:0: include/kcl/kcl_mm.h:64:21: 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:74:21: 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:84:20: 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:104:21: 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:117:21: 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: .. vim +/memalloc_nofs_save +53 include/kcl/kcl_mm.h b4f7d254be169a Junwei Zhang 2016-12-23 50 b4f7d254be169a Junwei Zhang 2016-12-23 51 efcd1418868bc7 Slava Grigorev 2019-07-11 52 #if !defined(HAVE_MEMALLOC_NOFS_SAVE) b4f7d254be169a Junwei Zhang 2016-12-23 @53 static inline unsigned int memalloc_nofs_save(void) b4f7d254be169a Junwei Zhang 2016-12-23 54 { b4f7d254be169a Junwei Zhang 2016-12-23 55 return current->flags; b4f7d254be169a Junwei Zhang 2016-12-23 56 } b4f7d254be169a Junwei Zhang 2016-12-23 57 b4f7d254be169a Junwei Zhang 2016-12-23 @58 static inline void memalloc_nofs_restore(unsigned int flags) b4f7d254be169a Junwei Zhang 2016-12-23 59 { b4f7d254be169a Junwei Zhang 2016-12-23 60 } b4f7d254be169a Junwei Zhang 2016-12-23 61 #endif b4f7d254be169a Junwei Zhang 2016-12-23 62 :::::: The code at line 53 was first introduced by commit :::::: b4f7d254be169a27d8759eff4cdc418427ad10a3 drm/amdkcl: [4.6] fix kcl_get_user_pages() :::::: TO: Junwei Zhang <Jerry.Zhang@xxxxxxx> :::::: CC: Chengming Gui <Jack.Gui@xxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx Intel Corporation
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