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author | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2006-08-30 21:30:47 +0200 |
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committer | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2006-08-30 21:30:47 +0200 |
commit | 914a77a15aae07cc305cc5da5ad6c7a639cbc121 (patch) | |
tree | b5b8a51af361a6de5498f9ac01d34778d4321626 /linux-core/drmP.h | |
parent | 611662ab287c279a95ae33442325626e0191e2c5 (diff) |
Buffer object binding.
Some code reordering.
Diffstat (limited to 'linux-core/drmP.h')
-rw-r--r-- | linux-core/drmP.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/linux-core/drmP.h b/linux-core/drmP.h index 6cce6b8d..bbf9da0b 100644 --- a/linux-core/drmP.h +++ b/linux-core/drmP.h @@ -951,6 +951,12 @@ typedef struct drm_fence_object{ typedef struct drm_buffer_object{ drm_device_t *dev; drm_user_object_t base; + + /* + * If there is a possibility that the usage variable is zero, + * then dev->struct_mutext should be locked before incrementing it. + */ + atomic_t usage; drm_ttm_object_t *ttm_object; drm_ttm_backend_list_t *ttm_region; |