From: Felix Kuehling Date: Thu, 11 Mar 2021 02:42:01 +0000 (-0500) Subject: drm/amdkfd: Fix recursive lock warnings X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7816e4a98ce3bc7c562807240b4f14171e177420;p=linux.git drm/amdkfd: Fix recursive lock warnings memalloc_nofs_save/restore are no longer sufficient to prevent recursive lock warnings when holding locks that can be taken in MMU notifiers. Use memalloc_noreclaim_save/restore instead. Fixes: f920e413ff9c ("mm: track mmu notifiers in fs_reclaim_acquire/release") Signed-off-by: Felix Kuehling Reviewed-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index a48b628db4112..698fa142c35cf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -93,13 +93,13 @@ struct amdgpu_prt_cb { static inline void amdgpu_vm_eviction_lock(struct amdgpu_vm *vm) { mutex_lock(&vm->eviction_lock); - vm->saved_flags = memalloc_nofs_save(); + vm->saved_flags = memalloc_noreclaim_save(); } static inline int amdgpu_vm_eviction_trylock(struct amdgpu_vm *vm) { if (mutex_trylock(&vm->eviction_lock)) { - vm->saved_flags = memalloc_nofs_save(); + vm->saved_flags = memalloc_noreclaim_save(); return 1; } return 0; @@ -107,7 +107,7 @@ static inline int amdgpu_vm_eviction_trylock(struct amdgpu_vm *vm) static inline void amdgpu_vm_eviction_unlock(struct amdgpu_vm *vm) { - memalloc_nofs_restore(vm->saved_flags); + memalloc_noreclaim_restore(vm->saved_flags); mutex_unlock(&vm->eviction_lock); }