From patchwork Tue Oct 5 11:37:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Christian_K=C3=B6nig?= X-Patchwork-Id: 12536599 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0284EC433EF for ; Tue, 5 Oct 2021 12:35:47 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C41D4615E3 for ; Tue, 5 Oct 2021 12:35:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org C41D4615E3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9C04E6F5EF; Tue, 5 Oct 2021 12:35:27 +0000 (UTC) Received: from mail-wr1-x431.google.com (mail-wr1-x431.google.com [IPv6:2a00:1450:4864:20::431]) by gabe.freedesktop.org (Postfix) with ESMTPS id AFE576EB56; Tue, 5 Oct 2021 11:37:53 +0000 (UTC) Received: by mail-wr1-x431.google.com with SMTP id e12so16507715wra.4; Tue, 05 Oct 2021 04:37:53 -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=oFRvQ6RV96jBX25654PxBqA2cF5GdsX8IuqjMmhPmaQ=; b=J0goe+paILeDCstwX5dO+h/f5bdXMgwbJdcHxWzBYkDA/HeUVVb7H7f3ZT71kzpH5S wH07Kb8OjSYBSh6h0vemMtzWYVVxScn0nAHYsugxnRIzpyjxekPsCyu/N32zTzHKMuhN uvdYf6xWJyTe9P4vEc/nxdliS4yYEBaFmu+b3KHp2nUgOFzkFxsoNuz7zW99HglZHM8D 1W0ti9/J7LfMY/IlTioCpKEWHfEbhUYRcrtXhuRLexAJ/xMP5aR5ZSITuW8bx4zDwpon sRhO9T0gjPqBROkajLhR6xgWMi2VBficySW04o17XHg5jMgmrSbFtO3Y+BFu3MjDKVxn nRBw== 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=oFRvQ6RV96jBX25654PxBqA2cF5GdsX8IuqjMmhPmaQ=; b=yOYyMYvaIBy0RVInH3qHIHpPolMn+6ixZ1YDJTeo3fRmLrDAJw5zckxpqs3bhZljKP dQ99gIozMNu5MJ8f6iL0Mx6xTcDycfv1VTo99kSv5j3bKwg8l38sIc8XFGwBo75iQHHQ lwzr29aD/qwmV+yE7lJ8YZ3tNan4SZFSwY7pLcEHte2zKw2ofOiArU5jRHdU03rOKbNi TiP6cjiht3s1RWKXxiExPOftHLvjfjlD7JbARF+NbswcXmETmzy+yImV+JsDYxqBWero NN+4uwcqoHQMiEsJ1yZSRUp3+Hk+7tL7fegS3kDpodQdk0Wx4tLcr7H4vdGmpcxnLwvX h2yg== X-Gm-Message-State: AOAM531MoNPRwVTenA8bLK5qEB3Fcl9mwvfoJXCeRU7Y3sWe4C+REBL7 kTruzYraMx/6hnfydzz/X1/R/NQKb60= X-Google-Smtp-Source: ABdhPJx9O8AMO2EbzbaaLU0qYPUVdrF8sww3tGKZar9j615pxOcLezJVK4/CW3wMxw/5Y8lCl1penQ== X-Received: by 2002:adf:bb93:: with SMTP id q19mr9464875wrg.423.1633433872113; Tue, 05 Oct 2021 04:37:52 -0700 (PDT) Received: from abel.fritz.box (p5b0ea1b5.dip0.t-ipconnect.de. [91.14.161.181]) by smtp.gmail.com with ESMTPSA id c5sm1739912wml.9.2021.10.05.04.37.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 Oct 2021 04:37:51 -0700 (PDT) From: " =?utf-8?q?Christian_K=C3=B6nig?= " X-Google-Original-From: =?utf-8?q?Christian_K=C3=B6nig?= To: linaro-mm-sig@lists.linaro.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, intel-gfx@lists.freedesktop.org Cc: daniel@ffwll.ch, tvrtko.ursulin@linux.intel.com Date: Tue, 5 Oct 2021 13:37:22 +0200 Message-Id: <20211005113742.1101-9-christian.koenig@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211005113742.1101-1-christian.koenig@amd.com> References: <20211005113742.1101-1-christian.koenig@amd.com> MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 05 Oct 2021 12:35:14 +0000 Subject: [Intel-gfx] [PATCH 08/28] dma-buf: use the new iterator in dma_buf_debug_show X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Simplifying the code a bit. Signed-off-by: Christian König Reviewed-by: Tvrtko Ursulin --- drivers/dma-buf/dma-buf.c | 24 ++++++------------------ 1 file changed, 6 insertions(+), 18 deletions(-) diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index 61e20ae7b08b..8242b5d9baeb 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -1356,10 +1356,9 @@ static int dma_buf_debug_show(struct seq_file *s, void *unused) { struct dma_buf *buf_obj; struct dma_buf_attachment *attach_obj; - struct dma_resv *robj; - struct dma_resv_list *fobj; + struct dma_resv_iter cursor; struct dma_fence *fence; - int count = 0, attach_count, shared_count, i; + int count = 0, attach_count; size_t size = 0; int ret; @@ -1386,21 +1385,10 @@ static int dma_buf_debug_show(struct seq_file *s, void *unused) file_inode(buf_obj->file)->i_ino, buf_obj->name ?: ""); - robj = buf_obj->resv; - fence = dma_resv_excl_fence(robj); - if (fence) - seq_printf(s, "\tExclusive fence: %s %s %ssignalled\n", - fence->ops->get_driver_name(fence), - fence->ops->get_timeline_name(fence), - dma_fence_is_signaled(fence) ? "" : "un"); - - fobj = rcu_dereference_protected(robj->fence, - dma_resv_held(robj)); - shared_count = fobj ? fobj->shared_count : 0; - for (i = 0; i < shared_count; i++) { - fence = rcu_dereference_protected(fobj->shared[i], - dma_resv_held(robj)); - seq_printf(s, "\tShared fence: %s %s %ssignalled\n", + dma_resv_for_each_fence(&cursor, buf_obj->resv, true, fence) { + seq_printf(s, "\t%s fence: %s %s %ssignalled\n", + dma_resv_iter_is_exclusive(&cursor) ? + "Exclusive" : "Shared", fence->ops->get_driver_name(fence), fence->ops->get_timeline_name(fence), dma_fence_is_signaled(fence) ? "" : "un");