diff options
| author | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2007-10-21 12:26:26 +0200 |
|---|---|---|
| committer | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2007-10-21 12:26:26 +0200 |
| commit | 9ddff6d15fdff571193aac10ef81e67798fd712d (patch) | |
| tree | bc807f42841e8b5788b44c88f667b38453419fb2 /shared-core | |
| parent | 3b19b50cb5cd31e60eb03e99dd1109b6d0f5b8a3 (diff) | |
Adapt i915 super-ioctl for lock-free operation.
Diffstat (limited to 'shared-core')
| -rw-r--r-- | shared-core/i915_dma.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c index 99d98cd3..14a91f36 100644 --- a/shared-core/i915_dma.c +++ b/shared-core/i915_dma.c @@ -1010,8 +1010,6 @@ static int i915_execbuffer(struct drm_device *dev, void *data, } - LOCK_TEST_WITH_RETURN(dev, file_priv); - if (batch->num_cliprects && DRM_VERIFYAREA_READ(batch->cliprects, batch->num_cliprects * sizeof(struct drm_clip_rect))) @@ -1020,11 +1018,18 @@ static int i915_execbuffer(struct drm_device *dev, void *data, if (exec_buf->num_buffers > dev_priv->max_validate_buffers) return -EINVAL; + + ret = drm_bo_read_lock(&dev->bm.bm_lock); + if (ret) + return ret; + num_buffers = exec_buf->num_buffers; buffers = drm_calloc(num_buffers, sizeof(struct drm_buffer_object *), DRM_MEM_DRIVER); - if (!buffers) + if (!buffers) { + drm_bo_read_unlock(&dev->bm.bm_lock); return -ENOMEM; + } /* validate buffer list + fixup relocations */ ret = i915_validate_buffer_list(file_priv, 0, exec_buf->ops_list, @@ -1068,7 +1073,7 @@ out_err0: out_free: drm_free(buffers, (exec_buf->num_buffers * sizeof(struct drm_buffer_object *)), DRM_MEM_DRIVER); - + drm_bo_read_unlock(&dev->bm.bm_lock); return ret; } #endif |