diff options
Diffstat (limited to 'drivers/char/drm/drm_fops.c')
| -rw-r--r-- | drivers/char/drm/drm_fops.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/drivers/char/drm/drm_fops.c b/drivers/char/drm/drm_fops.c index 7bc51bac450..3992f73299c 100644 --- a/drivers/char/drm/drm_fops.c +++ b/drivers/char/drm/drm_fops.c @@ -234,7 +234,7 @@ static int drm_open_helper(struct inode *inode, struct file *filp, if (!drm_cpu_valid()) return -EINVAL; - DRM_DEBUG("pid = %d, minor = %d\n", current->pid, minor); + DRM_DEBUG("pid = %d, minor = %d\n", task_pid_nr(current), minor); priv = drm_alloc(sizeof(*priv), DRM_MEM_FILES); if (!priv) @@ -242,8 +242,9 @@ static int drm_open_helper(struct inode *inode, struct file *filp, memset(priv, 0, sizeof(*priv)); filp->private_data = priv; + priv->filp = filp; priv->uid = current->euid; - priv->pid = current->pid; + priv->pid = task_pid_nr(current); priv->minor = minor; priv->head = drm_heads[minor]; priv->ioctl_count = 0; @@ -312,7 +313,7 @@ EXPORT_SYMBOL(drm_fasync); * Release file. * * \param inode device inode - * \param filp file pointer. + * \param file_priv DRM file private. * \return zero on success or a negative number on failure. * * If the hardware lock is held then free it, and take it again for the kernel @@ -322,29 +323,29 @@ EXPORT_SYMBOL(drm_fasync); */ int drm_release(struct inode *inode, struct file *filp) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev; + struct drm_file *file_priv = filp->private_data; + struct drm_device *dev = file_priv->head->dev; int retcode = 0; lock_kernel(); - dev = priv->head->dev; DRM_DEBUG("open_count = %d\n", dev->open_count); if (dev->driver->preclose) - dev->driver->preclose(dev, filp); + dev->driver->preclose(dev, file_priv); /* ======================================================== * Begin inline drm_release */ DRM_DEBUG("pid = %d, device = 0x%lx, open_count = %d\n", - current->pid, (long)old_encode_dev(priv->head->device), + task_pid_nr(current), + (long)old_encode_dev(file_priv->head->device), dev->open_count); if (dev->driver->reclaim_buffers_locked && dev->lock.hw_lock) { - if (drm_i_have_hw_lock(filp)) { - dev->driver->reclaim_buffers_locked(dev, filp); + if (drm_i_have_hw_lock(dev, file_priv)) { + dev->driver->reclaim_buffers_locked(dev, file_priv); } else { unsigned long _end=jiffies + 3*DRM_HZ; int locked = 0; @@ -370,7 +371,7 @@ int drm_release(struct inode *inode, struct file *filp) "\tI will go on reclaiming the buffers anyway.\n"); } - dev->driver->reclaim_buffers_locked(dev, filp); + dev->driver->reclaim_buffers_locked(dev, file_priv); drm_idlelock_release(&dev->lock); } } @@ -378,12 +379,12 @@ int drm_release(struct inode *inode, struct file *filp) if (dev->driver->reclaim_buffers_idlelocked && dev->lock.hw_lock) { drm_idlelock_take(&dev->lock); - dev->driver->reclaim_buffers_idlelocked(dev, filp); + dev->driver->reclaim_buffers_idlelocked(dev, file_priv); drm_idlelock_release(&dev->lock); } - if (drm_i_have_hw_lock(filp)) { + if (drm_i_have_hw_lock(dev, file_priv)) { DRM_DEBUG("File %p released, freeing lock for context %d\n", filp, _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); @@ -394,7 +395,7 @@ int drm_release(struct inode *inode, struct file *filp) if (drm_core_check_feature(dev, DRIVER_HAVE_DMA) && !dev->driver->reclaim_buffers_locked) { - dev->driver->reclaim_buffers(dev, filp); + dev->driver->reclaim_buffers(dev, file_priv); } drm_fasync(-1, filp, 0); @@ -404,7 +405,7 @@ int drm_release(struct inode *inode, struct file *filp) struct drm_ctx_list *pos, *n; list_for_each_entry_safe(pos, n, &dev->ctxlist, head) { - if (pos->tag == priv && + if (pos->tag == file_priv && pos->handle != DRM_KERNEL_CONTEXT) { if (dev->driver->context_dtor) dev->driver->context_dtor(dev, @@ -421,18 +422,18 @@ int drm_release(struct inode *inode, struct file *filp) mutex_unlock(&dev->ctxlist_mutex); mutex_lock(&dev->struct_mutex); - if (priv->remove_auth_on_close == 1) { + if (file_priv->remove_auth_on_close == 1) { struct drm_file *temp; list_for_each_entry(temp, &dev->filelist, lhead) temp->authenticated = 0; } - list_del(&priv->lhead); + list_del(&file_priv->lhead); mutex_unlock(&dev->struct_mutex); if (dev->driver->postclose) - dev->driver->postclose(dev, priv); - drm_free(priv, sizeof(*priv), DRM_MEM_FILES); + dev->driver->postclose(dev, file_priv); + drm_free(file_priv, sizeof(*file_priv), DRM_MEM_FILES); /* ======================================================== * End inline drm_release |