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[2620:137:e000::1:20]) by mx.google.com with ESMTP id wt9-20020a170906ee8900b007d82520def9si12785632ejb.503.2023.01.10.10.34.52; Tue, 10 Jan 2023 10:35:15 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=fail header.i=@mailo.com header.s=mailo header.b=OexEuoD9; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=mailo.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239157AbjAJSe0 (ORCPT <rfc822;syz17693488234@gmail.com> + 99 others); Tue, 10 Jan 2023 13:34:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46606 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239431AbjAJSd3 (ORCPT <rfc822;linux-kernel@vger.kernel.org>); Tue, 10 Jan 2023 13:33:29 -0500 Received: from msg-2.mailo.com (msg-2.mailo.com [213.182.54.12]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A6905496C8 for <linux-kernel@vger.kernel.org>; Tue, 10 Jan 2023 10:29:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=mailo.com; s=mailo; t=1673375358; bh=ysQKgi/JrIlMmf5X/MsjVffw4bVjIB+SlJMK93Fc6kg=; h=X-EA-Auth:Date:From:To:Cc:Subject:Message-ID:MIME-Version: Content-Type; b=OexEuoD9w2rlMChDuyt0Lgha7b7LxqL3HJv8QJLNqyDAcSy+l2nixqXecxJQhxkqS 5QvyViSKyMEvFCWmZ0A5h4m2Cmv2yE15Vo4a1D1+q+CD5JNsXKoC6xcif0M6+BLN9t Zf3EpUPIuX94dRxlKAXQI/s5DZHkkRBpBUhuCuG0= Received: by b-5.in.mailobj.net [192.168.90.15] with ESMTP via ip-206.mailobj.net [213.182.55.206] Tue, 10 Jan 2023 19:29:18 +0100 (CET) X-EA-Auth: oQ+AcTSeF9jeNjLefVNdNkG4EnXmo8P+THlMmFEOkOeY8Q9R+8z2jAIjLfGWEzOAlKzkPWXxiVB7FkaoUs3fWy/2E/lJeh2t Date: Tue, 10 Jan 2023 23:59:12 +0530 From: Deepak R Varma <drv@mailo.com> To: Zhenyu Wang <zhenyuw@linux.intel.com>, Zhi Wang <zhi.a.wang@intel.com>, Jani Nikula <jani.nikula@linux.intel.com>, Joonas Lahtinen <joonas.lahtinen@linux.intel.com>, Rodrigo Vivi <rodrigo.vivi@intel.com>, Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>, David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>, intel-gvt-dev@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: Saurabh Singh Sengar <ssengar@microsoft.com>, Praveen Kumar <kumarpraveen@linux.microsoft.com> Subject: [PATCH 0/2] drm/i915/gvt: Avoid full proxy f_ops debug attributes Message-ID: <cover.1673375066.git.drv@mailo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: <linux-kernel.vger.kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1754661614276037065?= X-GMAIL-MSGID: =?utf-8?q?1754661614276037065?= |
Series |
drm/i915/gvt: Avoid full proxy f_ops debug attributes
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Message
Deepak R Varma
Jan. 10, 2023, 6:29 p.m. UTC
This patch series proposes to replace a combination of DEFINE_SIMPLE_ATTRIBUTE() + debugfs_create_file() by a combination of DEFINE_DEBUGFS_ATTRIBUTE() + debugfs_create_file_unsafe(). The change reduced overhead in terms of managing the full proxy f_ops at runtime. The patches 1 & 2 covers for the scan_nonprivbb and vgpu_status f_ops debugfs attributes respectively. Following coccicheck make command helped identify this change: make coccicheck M=drivers/gpu/drm/i915/ MODE=patch COCCI=./scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci Deepak R Varma (2): drm/i915/gvt: Avoid full proxy f_ops for scan_nonprivbb debug attributes drm/i915/gvt: Avoid full proxy f_ops for vgpu_status debug attributes drivers/gpu/drm/i915/gvt/debugfs.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-)