Commit 09ef09b4 authored by Shayenne Moura's avatar Shayenne Moura Committed by Rodrigo Siqueira
Browse files

drm/vkms: WARN when hrtimer_forward_now fails 



Add a warn to verify the hrtimer_forward_now return and changes
ret_overrun from int to u64 to match the return value provided by
hrtimer_forward_now.

Signed-off-by: default avatarShayenne Moura <shayenneluzmoura@gmail.com>
Signed-off-by: default avatarRodrigo Siqueira <rodrigosiqueiramelo@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190206200813.d5w7gjpepoeeadiy@smtp.gmail.com
parent 05bad235

drivers/gpu/drm/vkms/vkms_crtc.c

+3 −1
Original line number Diff line number Diff line
@@ -16,7 +16,7 @@ static enum hrtimer_restart vkms_vblank_simulate(struct hrtimer *timer) 
						  vblank_hrtimer);

	struct drm_crtc *crtc = &output->crtc;

	struct vkms_crtc_state *state = to_vkms_crtc_state(crtc->state);

	int ret_overrun;

	u64 ret_overrun;

	bool ret;



	spin_lock(&output->lock);
@@ -43,6 +43,8 @@ static enum hrtimer_restart vkms_vblank_simulate(struct hrtimer *timer) 


	ret_overrun = hrtimer_forward_now(&output->vblank_hrtimer,

					  output->period_ns);

	WARN_ON(ret_overrun != 1);



	spin_unlock(&output->lock);



	return HRTIMER_RESTART;

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