From 273eb7833d69db2d72430d5c96c21cebd05c206e Mon Sep 17 00:00:00 2001 From: Thomas Hellstrom Date: Mon, 25 Sep 2006 11:51:08 +0200 Subject: Add /proc filesystem buffer / fence object accounting. Check for NULL pointer in the i915 flush handler. Remove i915_sync_flush declaration. --- linux-core/drm_bo.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'linux-core/drm_bo.c') diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index 8e51985e..f479c81a 100644 --- a/linux-core/drm_bo.c +++ b/linux-core/drm_bo.c @@ -128,6 +128,7 @@ static void drm_bo_destroy_locked(drm_device_t * dev, drm_buffer_object_t * bo) if (bo->ttm_object) { drm_ttm_object_deref_locked(dev, bo->ttm_object); } + atomic_dec(&bm->count); drm_free(bo, sizeof(*bo), DRM_MEM_BUFOBJ); } @@ -140,6 +141,10 @@ static void drm_bo_delayed_delete(drm_device_t * dev) mutex_lock(&dev->struct_mutex); + /* + * FIXME: Lock buffer object mutex. + */ + list_for_each_entry_safe(entry, next, &bm->ddestroy, ddestroy) { fence = entry->fence; @@ -1207,7 +1212,7 @@ int drm_buffer_object_create(drm_file_t * priv, uint32_t new_flags; unsigned long num_pages; - drm_bo_delayed_delete(dev); + // drm_bo_delayed_delete(dev); if ((buffer_start & ~PAGE_MASK) && (type != drm_bo_type_fake)) { DRM_ERROR("Invalid buffer object start.\n"); @@ -1259,6 +1264,7 @@ int drm_buffer_object_create(drm_file_t * priv, mutex_unlock(&bo->mutex); *buf_obj = bo; + atomic_inc(&bm->count); return 0; out_err: @@ -1576,6 +1582,7 @@ int drm_mm_init_ioctl(DRM_IOCTL_ARGS) INIT_WORK(&bm->wq, &drm_bo_delayed_workqueue, dev); bm->initialized = 1; + atomic_set(&bm->count, 0); bm->cur_pages = 0; bm->max_pages = arg.req.max_locked_pages; break; -- cgit v1.2.3