diff options
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 10 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_events.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/drm_vm.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gem.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_mman.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_userptr.c | 14 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_mm.c | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_perf.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_svm.c | 22 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_cs.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_gem.c | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo_vm.c | 10 |
16 files changed, 45 insertions, 46 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h index 3f2b695cf19e..53b4126373a5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h @@ -186,7 +186,7 @@ uint8_t amdgpu_amdkfd_get_xgmi_hops_count(struct kgd_dev *dst, struct kgd_dev *s * disabled. The memory must be pinned and mapped to the hardware when * this is called in hqd_load functions, so it should never fault in * the first place. This resolves a circular lock dependency involving - * four locks, including the DQM lock and mmap_sem. + * four locks, including the DQM lock and mmap_lock. */ #define read_user_wptr(mmptr, wptr, dst) \ ({ \ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c index 0b7e78748540..c6944739183a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c @@ -237,7 +237,7 @@ static int kgd_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id, CP_HQD_PQ_DOORBELL_CONTROL, DOORBELL_EN, 1); WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, data); - /* read_user_ptr may take the mm->mmap_sem. + /* read_user_ptr may take the mm->mmap_lock. * release srbm_mutex to avoid circular dependency between * srbm_mutex->mm_sem->reservation_ww_class_mutex->srbm_mutex. */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c index ccd635b812b5..2f4bdc80a6b2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c @@ -224,7 +224,7 @@ static int kgd_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id, CP_HQD_PQ_DOORBELL_CONTROL, DOORBELL_EN, 1); WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, data); - /* read_user_ptr may take the mm->mmap_sem. + /* read_user_ptr may take the mm->mmap_lock. * release srbm_mutex to avoid circular dependency between * srbm_mutex->mm_sem->reservation_ww_class_mutex->srbm_mutex. */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index 68e6e1bc8f3a..b91b5171270f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -1393,9 +1393,9 @@ int amdgpu_amdkfd_gpuvm_map_memory_to_gpu( * concurrently and the queues are actually stopped */ if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm)) { - down_write(¤t->mm->mmap_sem); + mmap_write_lock(current->mm); is_invalid_userptr = atomic_read(&mem->invalid); - up_write(¤t->mm->mmap_sem); + mmap_write_unlock(current->mm); } mutex_lock(&mem->lock); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 9cbecd5ba814..e59c01a83dac 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -910,7 +910,7 @@ int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo, struct page **pages) goto out_free_ranges; } - down_read(&mm->mmap_sem); + mmap_read_lock(mm); vma = find_vma(mm, start); if (unlikely(!vma || start < vma->vm_start)) { r = -EFAULT; @@ -921,15 +921,15 @@ int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo, struct page **pages) r = -EPERM; goto out_unlock; } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); timeout = jiffies + msecs_to_jiffies(HMM_RANGE_DEFAULT_TIMEOUT); retry: range->notifier_seq = mmu_interval_read_begin(&bo->notifier); - down_read(&mm->mmap_sem); + mmap_read_lock(mm); r = hmm_range_fault(range); - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (unlikely(r)) { /* * FIXME: This timeout should encompass the retry from @@ -954,7 +954,7 @@ retry: return 0; out_unlock: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); out_free_pfns: kvfree(range->hmm_pfns); out_free_ranges: diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_events.c index 15476fca8fa6..a9583b95fcc1 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c @@ -901,7 +901,7 @@ void kfd_signal_iommu_event(struct kfd_dev *dev, unsigned int pasid, memset(&memory_exception_data, 0, sizeof(memory_exception_data)); - down_read(&mm->mmap_sem); + mmap_read_lock(mm); vma = find_vma(mm, address); memory_exception_data.gpu_id = dev->id; @@ -924,7 +924,7 @@ void kfd_signal_iommu_event(struct kfd_dev *dev, unsigned int pasid, memory_exception_data.failure.NoExecute = 0; } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); mmput(mm); pr_debug("notpresent %d, noexecute %d, readonly %d\n", diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 56197ae0b2f9..4391e242356d 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -37,6 +37,7 @@ #include <linux/pci.h> #include <linux/seq_file.h> #include <linux/vmalloc.h> +#include <linux/pgtable.h> #if defined(__ia64__) #include <linux/efi.h> @@ -44,7 +45,6 @@ #endif #include <linux/mem_encrypt.h> -#include <asm/pgtable.h> #include <drm/drm_agpsupport.h> #include <drm/drm_device.h> diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c index dc9ef302f517..701f3995f621 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c @@ -661,7 +661,7 @@ static int etnaviv_gem_userptr_get_pages(struct etnaviv_gem_object *etnaviv_obj) struct etnaviv_gem_userptr *userptr = &etnaviv_obj->userptr; int ret, pinned = 0, npages = etnaviv_obj->base.size >> PAGE_SHIFT; - might_lock_read(¤t->mm->mmap_sem); + might_lock_read(¤t->mm->mmap_lock); if (userptr->mm != current->mm) return -EPERM; diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c index 70f5f82da288..fe45bd4d63a5 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c @@ -93,7 +93,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data, struct mm_struct *mm = current->mm; struct vm_area_struct *vma; - if (down_write_killable(&mm->mmap_sem)) { + if (mmap_write_lock_killable(mm)) { addr = -EINTR; goto err; } @@ -103,7 +103,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data, pgprot_writecombine(vm_get_page_prot(vma->vm_flags)); else addr = -ENOMEM; - up_write(&mm->mmap_sem); + mmap_write_unlock(mm); if (IS_ERR_VALUE(addr)) goto err; } diff --git a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c index 33776b3f3fa5..c31a6744daee 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c @@ -200,10 +200,10 @@ i915_mmu_notifier_find(struct i915_mm_struct *mm) if (IS_ERR(mn)) err = PTR_ERR(mn); - down_write(&mm->mm->mmap_sem); + mmap_write_lock(mm->mm); mutex_lock(&mm->i915->mm_lock); if (mm->mn == NULL && !err) { - /* Protected by mmap_sem (write-lock) */ + /* Protected by mmap_lock (write-lock) */ err = __mmu_notifier_register(&mn->mn, mm->mm); if (!err) { /* Protected by mm_lock */ @@ -217,7 +217,7 @@ i915_mmu_notifier_find(struct i915_mm_struct *mm) err = 0; } mutex_unlock(&mm->i915->mm_lock); - up_write(&mm->mm->mmap_sem); + mmap_write_unlock(mm->mm); if (mn && !IS_ERR(mn)) kfree(mn); @@ -468,7 +468,7 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) if (mmget_not_zero(mm)) { while (pinned < npages) { if (!locked) { - down_read(&mm->mmap_sem); + mmap_read_lock(mm); locked = 1; } ret = pin_user_pages_remote @@ -483,7 +483,7 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) pinned += ret; } if (locked) - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); mmput(mm); } } @@ -522,8 +522,8 @@ __i915_gem_userptr_get_pages_schedule(struct drm_i915_gem_object *obj) /* Spawn a worker so that we can acquire the * user pages without holding our mutex. Access - * to the user pages requires mmap_sem, and we have - * a strict lock ordering of mmap_sem, struct_mutex - + * to the user pages requires mmap_lock, and we have + * a strict lock ordering of mmap_lock, struct_mutex - * we already hold struct_mutex here and so cannot * call gup without encountering a lock inversion. * diff --git a/drivers/gpu/drm/i915/i915_mm.c b/drivers/gpu/drm/i915/i915_mm.c index b6376b25ef63..43039dc8c607 100644 --- a/drivers/gpu/drm/i915/i915_mm.c +++ b/drivers/gpu/drm/i915/i915_mm.c @@ -25,7 +25,6 @@ #include <linux/mm.h> #include <linux/io-mapping.h> -#include <asm/pgtable.h> #include "i915_drv.h" diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 75c60c2afb7e..665bb076e84d 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -3676,7 +3676,7 @@ static int read_properties_unlocked(struct i915_perf *perf, * buffered data written by the GPU besides periodic OA metrics. * * Note we copy the properties from userspace outside of the i915 perf - * mutex to avoid an awkward lockdep with mmap_sem. + * mutex to avoid an awkward lockdep with mmap_lock. * * Most of the implementation details are handled by * i915_perf_open_ioctl_locked() after taking the &perf->lock diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.c b/drivers/gpu/drm/nouveau/nouveau_svm.c index 22f054f7ee3e..ba9f9359c30e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_svm.c +++ b/drivers/gpu/drm/nouveau/nouveau_svm.c @@ -175,10 +175,10 @@ nouveau_svmm_bind(struct drm_device *dev, void *data, */ mm = get_task_mm(current); - down_read(&mm->mmap_sem); + mmap_read_lock(mm); if (!cli->svm.svmm) { - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); return -EINVAL; } @@ -205,7 +205,7 @@ nouveau_svmm_bind(struct drm_device *dev, void *data, */ args->result = 0; - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); mmput(mm); return 0; @@ -355,7 +355,7 @@ nouveau_svmm_init(struct drm_device *dev, void *data, if (ret) goto out_free; - down_write(¤t->mm->mmap_sem); + mmap_write_lock(current->mm); svmm->notifier.ops = &nouveau_mn_ops; ret = __mmu_notifier_register(&svmm->notifier, current->mm); if (ret) @@ -364,12 +364,12 @@ nouveau_svmm_init(struct drm_device *dev, void *data, cli->svm.svmm = svmm; cli->svm.cli = cli; - up_write(¤t->mm->mmap_sem); + mmap_write_unlock(current->mm); mutex_unlock(&cli->mutex); return 0; out_mm_unlock: - up_write(¤t->mm->mmap_sem); + mmap_write_unlock(current->mm); out_free: mutex_unlock(&cli->mutex); kfree(svmm); @@ -571,9 +571,9 @@ static int nouveau_range_fault(struct nouveau_svmm *svmm, return -EBUSY; range.notifier_seq = mmu_interval_read_begin(range.notifier); - down_read(&mm->mmap_sem); + mmap_read_lock(mm); ret = hmm_range_fault(&range); - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (ret) { /* * FIXME: the input PFN_REQ flags are destroyed on @@ -705,18 +705,18 @@ nouveau_svm_fault(struct nvif_notify *notify) /* Intersect fault window with the CPU VMA, cancelling * the fault if the address is invalid. */ - down_read(&mm->mmap_sem); + mmap_read_lock(mm); vma = find_vma_intersection(mm, start, limit); if (!vma) { SVMM_ERR(svmm, "wndw %016llx-%016llx", start, limit); - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); mmput(mm); nouveau_svm_fault_cancel_fault(svm, buffer->fault[fi]); continue; } start = max_t(u64, start, vma->vm_start); limit = min_t(u64, limit, vma->vm_end); - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); SVMM_DBG(svmm, "wndw %016llx-%016llx", start, limit); if (buffer->fault[fi]->addr != start) { diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index 0d0ab8e0ff3b..cc31d187042e 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -196,12 +196,12 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p) p->vm_bos = radeon_vm_get_bos(p->rdev, p->ib.vm, &p->validated); if (need_mmap_lock) - down_read(¤t->mm->mmap_sem); + mmap_read_lock(current->mm); r = radeon_bo_list_validate(p->rdev, &p->ticket, &p->validated, p->ring); if (need_mmap_lock) - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); return r; } diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index 068c3e5da173..3c8f570a20ee 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -342,17 +342,17 @@ int radeon_gem_userptr_ioctl(struct drm_device *dev, void *data, } if (args->flags & RADEON_GEM_USERPTR_VALIDATE) { - down_read(¤t->mm->mmap_sem); + mmap_read_lock(current->mm); r = radeon_bo_reserve(bo, true); if (r) { - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); goto release_object; } radeon_ttm_placement_from_domain(bo, RADEON_GEM_DOMAIN_GTT); r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx); radeon_bo_unreserve(bo); - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); if (r) goto release_object; } diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c index 0ad30b112982..a43aa7275f12 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c @@ -58,7 +58,7 @@ static vm_fault_t ttm_bo_vm_fault_idle(struct ttm_buffer_object *bo, goto out_clear; /* - * If possible, avoid waiting for GPU with mmap_sem + * If possible, avoid waiting for GPU with mmap_lock * held. We only do this if the fault allows retry and this * is the first attempt. */ @@ -68,7 +68,7 @@ static vm_fault_t ttm_bo_vm_fault_idle(struct ttm_buffer_object *bo, goto out_unlock; ttm_bo_get(bo); - up_read(&vmf->vma->vm_mm->mmap_sem); + mmap_read_unlock(vmf->vma->vm_mm); (void) dma_fence_wait(bo->moving, true); dma_resv_unlock(bo->base.resv); ttm_bo_put(bo); @@ -131,20 +131,20 @@ vm_fault_t ttm_bo_vm_reserve(struct ttm_buffer_object *bo, { /* * Work around locking order reversal in fault / nopfn - * between mmap_sem and bo_reserve: Perform a trylock operation + * between mmap_lock and bo_reserve: Perform a trylock operation * for reserve, and if it fails, retry the fault after waiting * for the buffer to become unreserved. */ if (unlikely(!dma_resv_trylock(bo->base.resv))) { /* * If the fault allows retry and this is the first - * fault attempt, we try to release the mmap_sem + * fault attempt, we try to release the mmap_lock * before waiting */ if (fault_flag_allow_retry_first(vmf->flags)) { if (!(vmf->flags & FAULT_FLAG_RETRY_NOWAIT)) { ttm_bo_get(bo); - up_read(&vmf->vma->vm_mm->mmap_sem); + mmap_read_unlock(vmf->vma->vm_mm); if (!dma_resv_lock_interruptible(bo->base.resv, NULL)) dma_resv_unlock(bo->base.resv); |