From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 59A4FC433EF for ; Fri, 10 Sep 2021 08:27:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 44BD0610C7 for ; Fri, 10 Sep 2021 08:27:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231799AbhIJI2V (ORCPT ); Fri, 10 Sep 2021 04:28:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231794AbhIJI2U (ORCPT ); Fri, 10 Sep 2021 04:28:20 -0400 Received: from mail-wm1-x330.google.com (mail-wm1-x330.google.com [IPv6:2a00:1450:4864:20::330]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9D793C061574 for ; Fri, 10 Sep 2021 01:27:09 -0700 (PDT) Received: by mail-wm1-x330.google.com with SMTP id n14-20020a05600c3b8e00b002f8bd2f8ab6so819960wms.5 for ; Fri, 10 Sep 2021 01:27:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=SoAGyzr0AFHKUUA0vh6k3hC1t95HnGfzvSeL9OXTB3o=; b=Z3iC+Swm/AAIJ5S/nzJFDgKB/1deDYDWIvJHSIZZkReTUl7PpCdA2jxrlDFfpdmiOu t2YqkLV2EsTZ24/oR/1LWA3s34bUo7ah3JCqtEYlKQYP2qZX3AUrz6c3mIfNmhUoW/ur +mWRK2K0hsLLLEGoycitOQMzkxR4XHi/SdaDjfz18w+KlI6c9THsDdBR2izyAPt4ZKuz Bb7zoYOn32kZb3XSBl51sQklFUjKJiVnnnarZgV73OpFnuPz/ifQHmyUOE2fzD2GCgdQ YQDVJOGJLvzv04xFF0NO+xbiwvkuQ22hVCYBc4Vr7jeNeHmM/QzrQz6fZ9LTbHXVs6As d9iw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=SoAGyzr0AFHKUUA0vh6k3hC1t95HnGfzvSeL9OXTB3o=; b=drIXg9PDkUfAit5iIiFt0SOvSecXFjE6d6BhiFiSGYP4CzZM5Ftq7Tqmv4IBDJi1vB unNcH3Ehoo2X7bOVBzYrYTf6rj2w/xPBqfXF5lvV21P0Gx99tgnpFo2mrLvs1FBbLdZb Td7YvHL6bS0BR2xslFhxIQPfGTU3g00zmH+Kf5RV3fDB2BU+PMZoD2tLPMO5HIAiKYHt 8uF/2m09hEaKHjGMRuuCvxWmkWkf0QJVsHOQoyOOtGp2Gbi8cvthLuCNysVN7pKr7YsV AagnqQLbmhe4/v7AOO1kmL0ZOy1AZpEESHCWZ1SwAbIja24cnWufj2ovf0PO0731rIue IjSw== X-Gm-Message-State: AOAM5315maRGse7EiEQoD+UA0JndxTTzoeO7egmQ9JLwFnWj3dZg0B+6 xY0W2NKahMPsDG46GUAimKw= X-Google-Smtp-Source: ABdhPJyp1TSwidEpj8PAEswJmvQlCFP+0w3GyUfxZc/HjYy4dAcrjUXWhYXK4rt7EyLcq3pk+9dAGw== X-Received: by 2002:a1c:2b04:: with SMTP id r4mr7169119wmr.89.1631262428260; Fri, 10 Sep 2021 01:27:08 -0700 (PDT) Received: from abel.fritz.box (p5b0ea1b5.dip0.t-ipconnect.de. [91.14.161.181]) by smtp.gmail.com with ESMTPSA id l10sm4429756wrg.50.2021.09.10.01.27.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Sep 2021 01:27:07 -0700 (PDT) From: "=?UTF-8?q?Christian=20K=C3=B6nig?=" X-Google-Original-From: =?UTF-8?q?Christian=20K=C3=B6nig?= To: linaro-mm-sig@lists.linaro.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org Cc: daniel@ffwll.ch Subject: [PATCH 12/14] drm/msm: use new iterator in msm_gem_describe Date: Fri, 10 Sep 2021 10:26:53 +0200 Message-Id: <20210910082655.82168-12-christian.koenig@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210910082655.82168-1-christian.koenig@amd.com> References: <20210910082655.82168-1-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-media@vger.kernel.org Simplifying the code a bit. Also drop the RCU read side lock since the object is locked anyway. Untested since I can't get the driver to compile on !ARM. Signed-off-by: Christian König --- drivers/gpu/drm/msm/msm_gem.c | 19 +++++-------------- 1 file changed, 5 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 5db07fc287ad..8ee4e8881b03 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -906,7 +906,7 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m, { struct msm_gem_object *msm_obj = to_msm_bo(obj); struct dma_resv *robj = obj->resv; - struct dma_resv_list *fobj; + struct dma_resv_cursor cursor; struct dma_fence *fence; struct msm_gem_vma *vma; uint64_t off = drm_vma_node_start(&obj->vma_node); @@ -981,22 +981,13 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m, seq_puts(m, "\n"); } - rcu_read_lock(); - fobj = dma_resv_shared_list(robj); - if (fobj) { - unsigned int i, shared_count = fobj->shared_count; - - for (i = 0; i < shared_count; i++) { - fence = rcu_dereference(fobj->shared[i]); + dma_resv_for_each_fence(robj, &cursor, true, fence) { + if (cursor.is_exclusive) + describe_fence(fence, "Exclusive", m); + else describe_fence(fence, "Shared", m); - } } - fence = dma_resv_excl_fence(robj); - if (fence) - describe_fence(fence, "Exclusive", m); - rcu_read_unlock(); - msm_gem_unlock(obj); } -- 2.25.1