diff options
| author | Ingo Molnar <mingo@kernel.org> | 2014-02-02 09:45:39 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-02-02 09:45:39 +0100 |
| commit | eaa4e4fcf1b5c60e656d93242f7fe422173f25b2 (patch) | |
| tree | c05d5d6ca3f625d72a9d136b4c485d3dc9472089 /include/drm/ttm/ttm_object.h | |
| parent | be1e4e760d940c14d119bffef5eb007dfdf29046 (diff) | |
| parent | 5cb480f6b488128140c940abff3c36f524a334a8 (diff) | |
Merge branch 'linus' into sched/core, to resolve conflicts
Conflicts:
kernel/sysctl.c
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/drm/ttm/ttm_object.h')
| -rw-r--r-- | include/drm/ttm/ttm_object.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/include/drm/ttm/ttm_object.h b/include/drm/ttm/ttm_object.h index 58b029894eb3..0097cc03034e 100644 --- a/include/drm/ttm/ttm_object.h +++ b/include/drm/ttm/ttm_object.h @@ -190,14 +190,26 @@ extern int ttm_base_object_init(struct ttm_object_file *tfile, * @key: Hash key * * Looks up a struct ttm_base_object with the key @key. - * Also verifies that the object is visible to the application, by - * comparing the @tfile argument and checking the object shareable flag. */ extern struct ttm_base_object *ttm_base_object_lookup(struct ttm_object_file *tfile, uint32_t key); /** + * ttm_base_object_lookup_for_ref + * + * @tdev: Pointer to a struct ttm_object_device. + * @key: Hash key + * + * Looks up a struct ttm_base_object with the key @key. + * This function should only be used when the struct tfile associated with the + * caller doesn't yet have a reference to the base object. + */ + +extern struct ttm_base_object * +ttm_base_object_lookup_for_ref(struct ttm_object_device *tdev, uint32_t key); + +/** * ttm_base_object_unref * * @p_base: Pointer to a pointer referencing a struct ttm_base_object. @@ -218,6 +230,8 @@ extern void ttm_base_object_unref(struct ttm_base_object **p_base); * @existed: Upon completion, indicates that an identical reference object * already existed, and the refcount was upped on that object instead. * + * Checks that the base object is shareable and adds a ref object to it. + * * Adding a ref object to a base object is basically like referencing the * base object, but a user-space application holds the reference. When the * file corresponding to @tfile is closed, all its reference objects are |
