This is the final part of passing ww ctx to the get_pages() callbacks. Now we no longer have to implicitly get ww ctx by using get_ww_ctx. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_display.c | 2 +- drivers/gpu/drm/i915/gem/i915_gem_clflush.c | 2 +- drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c | 6 +++--- drivers/gpu/drm/i915/gem/i915_gem_domain.c | 21 ++++++++++++------- .../gpu/drm/i915/gem/i915_gem_execbuffer.c | 2 +- drivers/gpu/drm/i915/gem/i915_gem_mman.c | 19 +++++++++++------ drivers/gpu/drm/i915/gem/i915_gem_object.h | 11 ++++++---- drivers/gpu/drm/i915/gem/i915_gem_pages.c | 14 +++++++------ drivers/gpu/drm/i915/gem/i915_gem_stolen.c | 2 +- drivers/gpu/drm/i915/gem/i915_gem_userptr.c | 4 ++-- drivers/gpu/drm/i915/gt/intel_gtt.c | 4 ++-- drivers/gpu/drm/i915/i915_gem.c | 6 +++--- drivers/gpu/drm/i915/i915_vma.c | 7 ++++--- 13 files changed, 60 insertions(+), 40 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index acfd50248f7b..0a21393412c9 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1153,7 +1153,7 @@ intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb, if (!ret && phys_cursor) ret = i915_gem_object_attach_phys(obj, alignment); if (!ret) - ret = i915_gem_object_pin_pages(obj); + ret = i915_gem_object_pin_pages(obj, &ww); if (ret) goto err; diff --git a/drivers/gpu/drm/i915/gem/i915_gem_clflush.c b/drivers/gpu/drm/i915/gem/i915_gem_clflush.c index e4c24558eaa8..109f5c8b802a 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_clflush.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_clflush.c @@ -55,7 +55,7 @@ static struct clflush *clflush_work_create(struct drm_i915_gem_object *obj) if (!clflush) return NULL; - if (__i915_gem_object_get_pages(obj) < 0) { + if (__i915_gem_object_get_pages(obj, NULL) < 0) { kfree(clflush); return NULL; } diff --git a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c index 5821524e391c..9e6d72a3e94b 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c @@ -25,7 +25,7 @@ static struct sg_table *i915_gem_map_dma_buf(struct dma_buf_attachment *attachme struct scatterlist *src, *dst; int ret, i; - ret = i915_gem_object_pin_pages(obj); + ret = i915_gem_object_pin_pages(obj, NULL); if (ret) goto err; @@ -130,7 +130,7 @@ static int i915_gem_begin_cpu_access(struct dma_buf *dma_buf, enum dma_data_dire retry: err = i915_gem_object_lock(obj, &ww); if (!err) - err = i915_gem_object_pin_pages(obj); + err = i915_gem_object_pin_pages(obj, &ww); if (!err) { i915_gem_object_set_to_cpu_domain(obj, write); i915_gem_object_unpin_pages(obj); @@ -154,7 +154,7 @@ static int i915_gem_end_cpu_access(struct dma_buf *dma_buf, enum dma_data_direct retry: err = i915_gem_object_lock(obj, &ww); if (!err) - err = i915_gem_object_pin_pages(obj); + err = i915_gem_object_pin_pages(obj, &ww); if (!err) { i915_gem_object_set_to_gtt_domain(obj, false); i915_gem_object_unpin_pages(obj); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_domain.c b/drivers/gpu/drm/i915/gem/i915_gem_domain.c index a5b3a21faf9c..85d3d3f4a77e 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_domain.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_domain.c @@ -430,6 +430,7 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, struct drm_i915_gem_object *obj; u32 read_domains = args->read_domains; u32 write_domain = args->write_domain; + struct i915_gem_ww_ctx ww; int err; /* Only handle setting domains to types used by the CPU. */ @@ -470,7 +471,9 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, goto out; } - err = i915_gem_object_lock_interruptible(obj, NULL); + i915_gem_ww_ctx_init(&ww, true); +retry: + err = i915_gem_object_lock_interruptible(obj, &ww); if (err) goto out; @@ -483,9 +486,9 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, * continue to assume that the obj remained out of the CPU cached * domain. */ - err = i915_gem_object_pin_pages(obj); + err = i915_gem_object_pin_pages(obj, &ww); if (err) - goto out_unlock; + goto out; /* * Already in the desired write domain? Nothing for us to do! @@ -510,8 +513,6 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, out_unpin: i915_gem_object_unpin_pages(obj); -out_unlock: - i915_gem_object_unlock(obj); out_wait: if (!err) { err = i915_gem_object_wait(obj, @@ -524,6 +525,12 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, } out: + if (err == -EDEADLK) { + err = i915_gem_ww_ctx_backoff(&ww); + if (!err) + goto retry; + } + i915_gem_ww_ctx_fini(&ww); i915_gem_object_put(obj); return err; } @@ -545,7 +552,7 @@ int i915_gem_object_prepare_read(struct drm_i915_gem_object *obj, assert_object_held(obj); - ret = i915_gem_object_pin_pages(obj); + ret = i915_gem_object_pin_pages(obj, ww); if (ret) return ret; @@ -590,7 +597,7 @@ int i915_gem_object_prepare_write(struct drm_i915_gem_object *obj, assert_object_held(obj); - ret = i915_gem_object_pin_pages(obj); + ret = i915_gem_object_pin_pages(obj, ww); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c index 3d50f2d17d3c..7e60e41d6c0c 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c @@ -2497,7 +2497,7 @@ static int eb_parse_pipeline(struct i915_execbuffer *eb, pw->batch_map = i915_gem_object_pin_map(batch, &eb->ww, I915_MAP_WC); if (IS_ERR(pw->batch_map)) { - err = i915_gem_object_pin_pages(batch); + err = i915_gem_object_pin_pages(batch, &eb->ww); if (err) goto err_unmap_shadow; pw->batch_map = NULL; diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c index edac8ee3be9a..8690bf434407 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c @@ -239,6 +239,7 @@ static vm_fault_t vm_fault_cpu(struct vm_fault *vmf) struct i915_mmap_offset *mmo = area->vm_private_data; struct drm_i915_gem_object *obj = mmo->obj; resource_size_t iomap; + struct i915_gem_ww_ctx ww; int err; /* Sanity check that we allow writing into this object */ @@ -246,10 +247,11 @@ static vm_fault_t vm_fault_cpu(struct vm_fault *vmf) area->vm_flags & VM_WRITE)) return VM_FAULT_SIGBUS; - if (i915_gem_object_lock_interruptible(obj, NULL)) - return VM_FAULT_NOPAGE; - - err = i915_gem_object_pin_pages(obj); + i915_gem_ww_ctx_init(&ww, true); +retry: + err = i915_gem_object_lock(obj, &ww); + if (!err) + err = i915_gem_object_pin_pages(obj, &ww); if (err) goto out; @@ -272,7 +274,12 @@ static vm_fault_t vm_fault_cpu(struct vm_fault *vmf) i915_gem_object_unpin_pages(obj); out: - i915_gem_object_unlock(obj); + if (err == -EDEADLK) { + err = i915_gem_ww_ctx_backoff(&ww); + if (!err) + goto retry; + } + i915_gem_ww_ctx_fini(&ww); return i915_error_to_vmf_fault(err); } @@ -313,7 +320,7 @@ static vm_fault_t vm_fault_gtt(struct vm_fault *vmf) goto err_rpm; } - ret = i915_gem_object_pin_pages(obj); + ret = i915_gem_object_pin_pages(obj, &ww); if (ret) goto err_rpm; diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h index 9bd9b47dcc8d..64819b4e592a 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h @@ -378,18 +378,21 @@ void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj, struct sg_table *pages, unsigned int sg_page_sizes); -int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj); -int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj); +int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj, + struct i915_gem_ww_ctx *ww); +int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj, + struct i915_gem_ww_ctx *ww); static inline int __must_check -i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) +i915_gem_object_pin_pages(struct drm_i915_gem_object *obj, + struct i915_gem_ww_ctx *ww) { assert_object_held(obj); if (atomic_inc_not_zero(&obj->mm.pages_pin_count)) return 0; - return __i915_gem_object_get_pages(obj); + return __i915_gem_object_get_pages(obj, ww); } int i915_gem_object_pin_pages_unlocked(struct drm_i915_gem_object *obj); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pages.c b/drivers/gpu/drm/i915/gem/i915_gem_pages.c index 232832398457..94cc33ea483d 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_pages.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_pages.c @@ -87,7 +87,8 @@ void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj, } } -int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj) +int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj, + struct i915_gem_ww_ctx *ww) { struct drm_i915_private *i915 = to_i915(obj->base.dev); int err; @@ -100,7 +101,7 @@ int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj) return -EFAULT; } - err = obj->ops->get_pages(obj, NULL); + err = obj->ops->get_pages(obj, ww); GEM_BUG_ON(!err && !i915_gem_object_has_pages(obj)); return err; @@ -113,7 +114,8 @@ int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj) * either as a result of memory pressure (reaping pages under the shrinker) * or as the object is itself released. */ -int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj) +int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj, + struct i915_gem_ww_ctx *ww) { int err; @@ -124,7 +126,7 @@ int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj) if (unlikely(!i915_gem_object_has_pages(obj))) { GEM_BUG_ON(i915_gem_object_has_pinned_pages(obj)); - err = ____i915_gem_object_get_pages(obj); + err = ____i915_gem_object_get_pages(obj, ww); if (err) return err; @@ -144,7 +146,7 @@ int i915_gem_object_pin_pages_unlocked(struct drm_i915_gem_object *obj) retry: err = i915_gem_object_lock(obj, &ww); if (!err) - err = i915_gem_object_pin_pages(obj); + err = i915_gem_object_pin_pages(obj, &ww); if (err == -EDEADLK) { err = i915_gem_ww_ctx_backoff(&ww); @@ -362,7 +364,7 @@ void *i915_gem_object_pin_map(struct drm_i915_gem_object *obj, if (unlikely(!i915_gem_object_has_pages(obj))) { GEM_BUG_ON(i915_gem_object_has_pinned_pages(obj)); - err = ____i915_gem_object_get_pages(obj); + err = ____i915_gem_object_get_pages(obj, ww); if (err) return ERR_PTR(err); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c index 5b732b0fe5ce..48b2258091c3 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c @@ -641,7 +641,7 @@ static int __i915_gem_object_create_stolen(struct intel_memory_region *mem, if (WARN_ON(!i915_gem_object_trylock(obj))) return -EBUSY; - err = i915_gem_object_pin_pages(obj); + err = i915_gem_object_pin_pages(obj, NULL); if (!err) i915_gem_object_init_memory_region(obj, mem); i915_gem_object_unlock(obj); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c index 693d0dbe9ed2..71c928c789b3 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c @@ -261,7 +261,7 @@ static int i915_gem_object_userptr_unbind(struct drm_i915_gem_object *obj, bool i915_gem_userptr_put_pages(obj, pages); if (get_pages) - err = ____i915_gem_object_get_pages(obj); + err = ____i915_gem_object_get_pages(obj, NULL); return err; } @@ -390,7 +390,7 @@ int i915_gem_object_userptr_validate(struct drm_i915_gem_object *obj) * it doesn't matter if we collide with the mmu notifier, * and -EAGAIN handling is not required. */ - err = i915_gem_object_pin_pages(obj); + err = i915_gem_object_pin_pages(obj, NULL); if (!err) i915_gem_object_unpin_pages(obj); diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.c b/drivers/gpu/drm/i915/gt/intel_gtt.c index 994e4ea28903..38c1ba203071 100644 --- a/drivers/gpu/drm/i915/gt/intel_gtt.c +++ b/drivers/gpu/drm/i915/gt/intel_gtt.c @@ -30,7 +30,7 @@ int pin_pt_dma(struct i915_address_space *vm, struct drm_i915_gem_object *obj) int err; i915_gem_object_lock(obj, NULL); - err = i915_gem_object_pin_pages(obj); + err = i915_gem_object_pin_pages(obj, NULL); i915_gem_object_unlock(obj); if (err) return err; @@ -43,7 +43,7 @@ int pin_pt_dma_locked(struct i915_address_space *vm, struct drm_i915_gem_object { int err; - err = i915_gem_object_pin_pages(obj); + err = i915_gem_object_pin_pages(obj, NULL); if (err) return err; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index a935c05809d5..49f0e459ee64 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -212,7 +212,7 @@ i915_gem_shmem_pread(struct drm_i915_gem_object *obj, if (ret) return ret; - ret = i915_gem_object_pin_pages(obj); + ret = i915_gem_object_pin_pages(obj, NULL); if (ret) goto err_unlock; @@ -311,7 +311,7 @@ static struct i915_vma *i915_gem_gtt_prepare(struct drm_i915_gem_object *obj, vma = NULL; } - ret = i915_gem_object_pin_pages(obj); + ret = i915_gem_object_pin_pages(obj, &ww); if (ret) { if (drm_mm_node_allocated(node)) { ggtt->vm.clear_range(&ggtt->vm, node->start, node->size); @@ -633,7 +633,7 @@ i915_gem_shmem_pwrite(struct drm_i915_gem_object *obj, if (ret) return ret; - ret = i915_gem_object_pin_pages(obj); + ret = i915_gem_object_pin_pages(obj, NULL); if (ret) goto err_unlock; diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c index c5b9f30ac0a3..03291c032814 100644 --- a/drivers/gpu/drm/i915/i915_vma.c +++ b/drivers/gpu/drm/i915/i915_vma.c @@ -785,7 +785,8 @@ static bool try_qad_pin(struct i915_vma *vma, unsigned int flags) return pinned; } -static int vma_get_pages(struct i915_vma *vma) +static int vma_get_pages(struct i915_vma *vma, + struct i915_gem_ww_ctx *ww) { int err = 0; @@ -798,7 +799,7 @@ static int vma_get_pages(struct i915_vma *vma) if (!atomic_read(&vma->pages_count)) { if (vma->obj) { - err = i915_gem_object_pin_pages(vma->obj); + err = i915_gem_object_pin_pages(vma->obj, ww); if (err) goto unlock; } @@ -876,7 +877,7 @@ int i915_vma_pin_ww(struct i915_vma *vma, struct i915_gem_ww_ctx *ww, if (try_qad_pin(vma, flags & I915_VMA_BIND_MASK)) return 0; - err = vma_get_pages(vma); + err = vma_get_pages(vma, ww); if (err) return err; -- 2.30.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx