From patchwork Fri Apr 23 22:31:25 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jason Ekstrand X-Patchwork-Id: 12221925 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=-16.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 3F58EC43460 for ; Fri, 23 Apr 2021 22:32:34 +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 EDC536101D for ; Fri, 23 Apr 2021 22:32:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EDC536101D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=jlekstrand.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0824B6ECCB; Fri, 23 Apr 2021 22:32:09 +0000 (UTC) Received: from mail-pg1-x52a.google.com (mail-pg1-x52a.google.com [IPv6:2607:f8b0:4864:20::52a]) by gabe.freedesktop.org (Postfix) with ESMTPS id 25D466ECC2 for ; Fri, 23 Apr 2021 22:32:01 +0000 (UTC) Received: by mail-pg1-x52a.google.com with SMTP id q10so36117884pgj.2 for ; Fri, 23 Apr 2021 15:32:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=jlekstrand-net.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=l+JrnltDyAX97lYLrD4l3C3JhkC7sKu3vjOewSWVnv8=; b=SJd9PFWhajSmiM9KwI67qgDJk/JzCOQVPTq5AO0wi+f7cW6+YMrihnSK+wLj+ZzOSA To3ExPNv/cwwQzrOgeSDTYKyiMjOD7xz7cqukvV1BGNAkwmFHQ0F9qxm+3TFVE+R87HV 8JQ7WrhkFdJ2W3Kr+VcZ2o8ajOz1d96UICPxfN4S9JGbo4X0h99ff2uWtmcMQQGJmahx punbl2kMziT6Crp2mjWCqVzlz+GwoXjXnmNsmieWqWxo9F/QGzoMmhaz/cQvSgNfDeTS DwoQ9s6PGdO+mp0lYcmLsvNZBKpf6n97Qhwim2qyAhXO9Jrev1UIZUO5pMZeWlzbgGDg DhvQ== 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=l+JrnltDyAX97lYLrD4l3C3JhkC7sKu3vjOewSWVnv8=; b=HxAk0Y1VZI2nt/y9W2vIqNOjgkqJ50QLYLANfbda/9g6EmVcm6sMq0TGZ/wANRjOQx suCH1+/nKu+kezIHKoUmzA79dbAIwcd1OBMIT8WjVvRsiVt+jEIw/DlCrpUjVFCmA+Sh zhgPXQcDT5VE68QwuQdhAp22evhqps2N9SbfnotI4QevXRbXZUbwMYvVld86ow9cClJW OkJXPSTc0tGtr7+BkzkxXGqGK8lgUriblTjtu6a9kP+jN1EK/1z5OuPxeWOy8HXLPRI/ 5q787TX5vxs8XvjsSbigGZfFGtFJLRyQiM5x4yerH9SrYlpnxGIE/VRH75leX7+UmdGx tvFQ== X-Gm-Message-State: AOAM531RJ5I+9T2LgFgHeNEmsp7FSLJst3RGyvZfLC1VFDOLCBODap2J olfka3XnhQB6UKCmnXjWH77rCKZHlDZ5rA== X-Google-Smtp-Source: ABdhPJxKPE7FVF0hCXx2FQInOJXefj5OdBL9z1bxEq5auw/ef8N0WrYiJgqJxUsi59X4DAhP3lF+QQ== X-Received: by 2002:a63:570e:: with SMTP id l14mr5847700pgb.159.1619217120237; Fri, 23 Apr 2021 15:32:00 -0700 (PDT) Received: from omlet.com ([134.134.139.76]) by smtp.gmail.com with ESMTPSA id z12sm5523420pfn.195.2021.04.23.15.31.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Apr 2021 15:31:59 -0700 (PDT) From: Jason Ekstrand To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Fri, 23 Apr 2021 17:31:25 -0500 Message-Id: <20210423223131.879208-16-jason@jlekstrand.net> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210423223131.879208-1-jason@jlekstrand.net> References: <20210423223131.879208-1-jason@jlekstrand.net> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 15/21] drm/i915/gt: Drop i915_address_space::file 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" There's a big comment saying how useful it is but no one is using this for anything. Signed-off-by: Jason Ekstrand Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/gem/i915_gem_context.c | 9 --------- drivers/gpu/drm/i915/gt/intel_gtt.h | 10 ---------- drivers/gpu/drm/i915/selftests/mock_gtt.c | 1 - 3 files changed, 20 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c index 7929d5a8be449..db9153e0f85a7 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_context.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c @@ -921,17 +921,10 @@ static int gem_context_register(struct i915_gem_context *ctx, u32 *id) { struct drm_i915_private *i915 = ctx->i915; - struct i915_address_space *vm; int ret; ctx->file_priv = fpriv; - mutex_lock(&ctx->mutex); - vm = i915_gem_context_vm(ctx); - if (vm) - WRITE_ONCE(vm->file, fpriv); /* XXX */ - mutex_unlock(&ctx->mutex); - ctx->pid = get_task_pid(current, PIDTYPE_PID); snprintf(ctx->name, sizeof(ctx->name), "%s[%d]", current->comm, pid_nr(ctx->pid)); @@ -1030,8 +1023,6 @@ int i915_gem_vm_create_ioctl(struct drm_device *dev, void *data, if (IS_ERR(ppgtt)) return PTR_ERR(ppgtt); - ppgtt->vm.file = file_priv; - if (args->extensions) { err = i915_user_extensions(u64_to_user_ptr(args->extensions), NULL, 0, diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.h b/drivers/gpu/drm/i915/gt/intel_gtt.h index e67e34e179131..4c46068e63c9d 100644 --- a/drivers/gpu/drm/i915/gt/intel_gtt.h +++ b/drivers/gpu/drm/i915/gt/intel_gtt.h @@ -217,16 +217,6 @@ struct i915_address_space { struct intel_gt *gt; struct drm_i915_private *i915; struct device *dma; - /* - * Every address space belongs to a struct file - except for the global - * GTT that is owned by the driver (and so @file is set to NULL). In - * principle, no information should leak from one context to another - * (or between files/processes etc) unless explicitly shared by the - * owner. Tracking the owner is important in order to free up per-file - * objects along with the file, to aide resource tracking, and to - * assign blame. - */ - struct drm_i915_file_private *file; u64 total; /* size addr space maps (ex. 2GB for ggtt) */ u64 reserved; /* size addr space reserved */ diff --git a/drivers/gpu/drm/i915/selftests/mock_gtt.c b/drivers/gpu/drm/i915/selftests/mock_gtt.c index 5c7ae40bba634..cc047ec594f93 100644 --- a/drivers/gpu/drm/i915/selftests/mock_gtt.c +++ b/drivers/gpu/drm/i915/selftests/mock_gtt.c @@ -73,7 +73,6 @@ struct i915_ppgtt *mock_ppgtt(struct drm_i915_private *i915, const char *name) ppgtt->vm.gt = &i915->gt; ppgtt->vm.i915 = i915; ppgtt->vm.total = round_down(U64_MAX, PAGE_SIZE); - ppgtt->vm.file = ERR_PTR(-ENODEV); ppgtt->vm.dma = i915->drm.dev; i915_address_space_init(&ppgtt->vm, VM_CLASS_PPGTT);