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[91.14.161.181]) by smtp.gmail.com with ESMTPSA id k22sm2412143wrd.59.2021.10.28.01.58.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Oct 2021 01:58:33 -0700 (PDT) From: "=?UTF-8?q?Christian=20K=C3=B6nig?=" X-Google-Original-From: =?UTF-8?q?Christian=20K=C3=B6nig?= To: dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org Cc: etnaviv@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, virtualization@lists.linux-foundation.org, spice-devel@lists.freedesktop.org Subject: [PATCH 4/4] drm/qxl: use iterator instead of dma_resv_shared_list Date: Thu, 28 Oct 2021 10:58:29 +0200 Message-Id: <20211028085829.1726-4-christian.koenig@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211028085829.1726-1-christian.koenig@amd.com> References: <20211028085829.1726-1-christian.koenig@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org I'm not sure why it is useful to know the number of fences in the reservation object, but we try to avoid exposing the dma_resv_shared_list() function. So use the iterator instead. If more information is desired we could use dma_resv_describe() as well. Signed-off-by: Christian König --- drivers/gpu/drm/qxl/qxl_debugfs.c | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/qxl/qxl_debugfs.c b/drivers/gpu/drm/qxl/qxl_debugfs.c index 1f9a59601bb1..6a36b0fd845c 100644 --- a/drivers/gpu/drm/qxl/qxl_debugfs.c +++ b/drivers/gpu/drm/qxl/qxl_debugfs.c @@ -57,13 +57,16 @@ qxl_debugfs_buffers_info(struct seq_file *m, void *data) struct qxl_bo *bo; list_for_each_entry(bo, &qdev->gem.objects, list) { - struct dma_resv_list *fobj; - int rel; - - rcu_read_lock(); - fobj = dma_resv_shared_list(bo->tbo.base.resv); - rel = fobj ? fobj->shared_count : 0; - rcu_read_unlock(); + struct dma_resv_iter cursor; + struct dma_fence *fence; + int rel = 0; + + dma_resv_iter_begin(&cursor, bo->tbo.base.resv, true); + dma_resv_for_each_fence_unlocked(&cursor, fence) { + if (dma_resv_iter_is_restarted(&cursor)) + rel = 0; + ++rel; + } seq_printf(m, "size %ld, pc %d, num releases %d\n", (unsigned long)bo->tbo.base.size, -- 2.25.1