From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Anholt Subject: [PATCH v2 4/5] drm/v3d: Drop reservation of a shared slot in the dma-buf reservations. Date: Tue, 16 Apr 2019 15:58:55 -0700 Message-ID: <20190416225856.20264-5-eric@anholt.net> References: <20190416225856.20264-1-eric@anholt.net> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190416225856.20264-1-eric@anholt.net> Sender: linux-kernel-owner@vger.kernel.org To: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, Paul Kocialkowski , Maxime Ripard , david.emett@broadcom.com, thomas.spurden@broadcom.com, Eric Anholt List-Id: dri-devel@lists.freedesktop.org We only set the excl (possible-writing) fence pointer and never add a shared (read-only) fence. Signed-off-by: Eric Anholt --- drivers/gpu/drm/v3d/v3d_gem.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c index 8bd6fa69f566..6873b14a0d38 100644 --- a/drivers/gpu/drm/v3d/v3d_gem.c +++ b/drivers/gpu/drm/v3d/v3d_gem.c @@ -253,18 +253,6 @@ v3d_lock_bo_reservations(struct drm_gem_object **bos, if (ret) return ret; - /* Reserve space for our shared (read-only) fence references, - * before we commit the CL to the hardware. - */ - for (i = 0; i < bo_count; i++) { - ret = reservation_object_reserve_shared(bos[i]->resv, 1); - if (ret) { - drm_gem_unlock_reservations(bos, bo_count, - acquire_ctx); - return ret; - } - } - return 0; } -- 2.20.1