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drm/i915: Remove unused i915_gem_active_peek_rcu()

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This was originally introduced to be used by the busy-ioctl, but in the
end busy ioctl performed a different dance. Since there are no users,
and no likely users, remove an unwanted chunk of the API.

Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1470728222-10243-1-git-send-email-chris@chris-wilson.co.uk
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Chris Wilson 2016-08-09 08:37:00 +01:00
parent c5b7e97b27
commit 2e7ba01494
1 changed files with 0 additions and 21 deletions
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21
drivers/gpu/drm/i915/i915_gem_request.h
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@ -380,27 +380,6 @@ i915_gem_active_peek(const struct i915_gem_active *active, struct mutex *mutex)
return request;
}
/**
* i915_gem_active_peek_rcu - report the active request being monitored
* @active - the active tracker
*
* i915_gem_active_peek_rcu() returns the current request being tracked if
* still active, or NULL. It does not obtain a reference on the request
* for the caller, and inspection of the request is only valid under
* the RCU lock.
*/
static inline struct drm_i915_gem_request *
i915_gem_active_peek_rcu(const struct i915_gem_active *active)
{
struct drm_i915_gem_request *request;
request = rcu_dereference(active->request);
if (!request || i915_gem_request_completed(request))
return NULL;
return request;
}
/**
* i915_gem_active_get - return a reference to the active request
* @active - the active tracker