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=-15.8 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=unavailable 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 68962C43214 for ; Fri, 27 Aug 2021 13:23:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 52DB960FE6 for ; Fri, 27 Aug 2021 13:23:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245212AbhH0NYK (ORCPT ); Fri, 27 Aug 2021 09:24:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33564 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245387AbhH0NYJ (ORCPT ); Fri, 27 Aug 2021 09:24:09 -0400 Received: from mail-wr1-x42f.google.com (mail-wr1-x42f.google.com [IPv6:2a00:1450:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8E72AC0613CF for ; Fri, 27 Aug 2021 06:23:20 -0700 (PDT) Received: by mail-wr1-x42f.google.com with SMTP id n5so10329379wro.12 for ; Fri, 27 Aug 2021 06:23:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FBdsYqHeqx6lb5nLRyVgCyGnQTI8xvcildAZAC0FEaE=; b=O81AqUuTZoeZzFSsgdCr0JShVJGZWZQdXULiy2Qe6hkBFinQ3qwYQPAb+76kz70Eob iWplycCT7d6Jm9EduxIAGDrCzfdhL5tFbsiAuhLaHGUuhkUUd1nGAuhoRO/wgLWWWnqc 59m+X0nybTywT1bS4aLTkt0j7YbUTyzj31+ENC+/L+3m5E8QYXCzJDaKi3wqO89XaHVf i3HjqBhaLOG0r4HIqLryNPH7mtQcLl++HEsJ/Vivwl0oiIUmHlko75s7tirpcNIVLtkk mQ83e6/osegiUn8jeLh2IQp3SGC5L9axB+iq+M7N7WJxXZQWXk26lRlIzNupOdjftbAD LfRQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=FBdsYqHeqx6lb5nLRyVgCyGnQTI8xvcildAZAC0FEaE=; b=EjSRdSu1NU9s+in6tlgOCkeEOaEyMpjcV2xe4yiM9q8KHYT+ZRiHyPPFhDteZIHLgY M8pYP/vQajry5MkwMo/zK0xXW8dfur5Xbry1stt3v091gNPjzwOta8xmGYMfJ7Iq111f pgPdDzfqclFcsdLcictGn3f+InBNqb5v9nkt+eR7jRTHg6+XklvqT+QM6O1I/4hsTUwO upyn0kL1H4zx7RFGItWwvlqdFx2fiO6jZ8jKh0mAoZ5fFDV6jwaOEyr+iH/wS+LHsMYS UrD7nTEtkq6O4zLgjlyElCshloSXCFSAmnh4vDRfFNhU8Hh9Qt8GYVVJ0gPKH/Y8+H9V z2zA== X-Gm-Message-State: AOAM533qqCJJelbsxeidcS5yvlMPOf/iOw3N+VPv5+Or8QvRi2bFci66 83rL8teQCKno/MmNzhipZEc= X-Google-Smtp-Source: ABdhPJzxv6Bj55wCSWTpVkwuk38XzehXa9nn2snemNLVc2gKQiRBtONNITad+Hj2lq3qCehFx/z+yg== X-Received: by 2002:adf:9ccc:: with SMTP id h12mr10180484wre.385.1630070599204; Fri, 27 Aug 2021 06:23:19 -0700 (PDT) Received: from localhost ([217.111.27.204]) by smtp.gmail.com with ESMTPSA id y24sm2425114wma.9.2021.08.27.06.23.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Aug 2021 06:23:18 -0700 (PDT) From: Thierry Reding To: Thierry Reding Cc: dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org Subject: [PATCH libdrm 04/25] tegra: Fix mmap() of GEM buffer objects Date: Fri, 27 Aug 2021 15:22:44 +0200 Message-Id: <20210827132305.3572077-5-thierry.reding@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210827132305.3572077-1-thierry.reding@gmail.com> References: <20210827132305.3572077-1-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Thierry Reding Store 64-bit offset values and use libdrm's built-in drm_mmap() function instead of mmap() to ensure the full 64-bit offset is used. Signed-off-by: Thierry Reding --- tegra/private.h | 2 +- tegra/tegra.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/tegra/private.h b/tegra/private.h index 215dd3309bce..d0f2944bfb3a 100644 --- a/tegra/private.h +++ b/tegra/private.h @@ -41,7 +41,7 @@ struct drm_tegra { struct drm_tegra_bo { struct drm_tegra *drm; uint32_t handle; - uint32_t offset; + uint64_t offset; uint32_t flags; uint32_t size; atomic_t ref; diff --git a/tegra/tegra.c b/tegra/tegra.c index bf8e5c9213ca..5225ad052fb3 100644 --- a/tegra/tegra.c +++ b/tegra/tegra.c @@ -215,8 +215,8 @@ drm_public int drm_tegra_bo_map(struct drm_tegra_bo *bo, void **ptr) bo->offset = args.offset; - bo->map = mmap(0, bo->size, PROT_READ | PROT_WRITE, MAP_SHARED, - drm->fd, bo->offset); + bo->map = drm_mmap(NULL, bo->size, PROT_READ | PROT_WRITE, MAP_SHARED, + drm->fd, bo->offset); if (bo->map == MAP_FAILED) { bo->map = NULL; return -errno; -- 2.32.0