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| author |   Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2017-01-04 12:34:00 +0100 |
|---|---|---|
| committer |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-01-04 16:41:44 +0100 |
| commit | 76fede2fa79d0d02f6874f023a39b8bd5f52e297 (patch) | |
| tree | 555ae461bbba40e5dd9ef9874c498594c3b10fed /drivers/gpu/drm/drm_atomic.c | |
| parent | drm: reference count event->completion (diff) | |
| download | linux-dev-76fede2fa79d0d02f6874f023a39b8bd5f52e297.tar.xz linux-dev-76fede2fa79d0d02f6874f023a39b8bd5f52e297.zip | |
drm/atomic: Fix outdated comment.
Commit 0853695c3ba4 ("drm: Add reference counting to drm_atomic_state")
adds reference counting to atomic state, but didn't update the comments
in drm_atomic_(nonblocking_)commit. Clarify lifetime a bit more.
Fixes: 0853695c3ba4 ("drm: Add reference counting to drm_atomic_state")
Cc: <drm-intel-fixes@lists.freedesktop.org> # v4.10-rc1+
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/7acd1c78-ea86-7776-d98d-c846186e4b88@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_atomic.c')
| -rw-r--r-- | drivers/gpu/drm/drm_atomic.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index 681d5f97639d..672f1de84d6c 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -1599,10 +1599,8 @@ EXPORT_SYMBOL(drm_atomic_check_only); * more locks but encountered a deadlock. The caller must then do the usual w/w * backoff dance and restart. All other errors are fatal. * - * Also note that on successful execution ownership of @state is transferred - * from the caller of this function to the function itself. The caller must not - * free or in any other way access @state. If the function fails then the caller - * must clean up @state itself. + * This function will take its own reference on @state. + * Callers should always release their reference with drm_atomic_state_put(). * * Returns: * 0 on success, negative error code on failure. @@ -1630,10 +1628,8 @@ EXPORT_SYMBOL(drm_atomic_commit); * more locks but encountered a deadlock. The caller must then do the usual w/w * backoff dance and restart. All other errors are fatal. * - * Also note that on successful execution ownership of @state is transferred - * from the caller of this function to the function itself. The caller must not - * free or in any other way access @state. If the function fails then the caller - * must clean up @state itself. + * This function will take its own reference on @state. + * Callers should always release their reference with drm_atomic_state_put(). * * Returns: * 0 on success, negative error code on failure. |