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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7010C6379F for ; Fri, 17 Feb 2023 13:44:46 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 4904B280001; Fri, 17 Feb 2023 08:44:46 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 418206B0078; Fri, 17 Feb 2023 08:44:46 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 2BA19280001; Fri, 17 Feb 2023 08:44:46 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 1AA276B0075 for ; Fri, 17 Feb 2023 08:44:46 -0500 (EST) Received: from smtpin02.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id E535D1204D0 for ; Fri, 17 Feb 2023 13:44:45 +0000 (UTC) X-FDA: 80476904130.02.0AD2AFC Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf03.hostedemail.com (Postfix) with ESMTP id E983F20005 for ; Fri, 17 Feb 2023 13:44:43 +0000 (UTC) Authentication-Results: imf03.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=ANKtewFx; spf=pass (imf03.hostedemail.com: domain of dakr@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=dakr@redhat.com; dmarc=pass (policy=none) header.from=redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1676641484; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=ysk0aOdzp2igGOtHeZoTd2E71aY9qQ/NU2yUGbV3q7I=; b=1Oq+DSRwUzikG0SnWqtPnWA6uPN0d8jnh8G1LsTyVI6BvNDBfuSFHpaL0AI1QlH7I9/ncT LjmEzKnvaDHtDD5Q/XZ3bwtmV7eqU2/xfut/nMC5Bh+MjgPyLzeN/TnpSBxRrMD8DcfUu6 wnf5weQhJFtFkOMV7HPDk/U9yarUV4E= ARC-Authentication-Results: i=1; imf03.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=ANKtewFx; spf=pass (imf03.hostedemail.com: domain of dakr@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=dakr@redhat.com; dmarc=pass (policy=none) header.from=redhat.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1676641484; a=rsa-sha256; cv=none; b=NIEHXecDyH6QV2Sqvx6I1LH1ISbPr6AwyPpyH7pj2taDtOhYnFeyxbLLPiJzGAEdJYTihK Z3j69L+mQOdrGAGWjm0YVckIZj6OJ1S976BdUzpXlWp9BfzVfkyyroyJL6aOSy0iUGbydz oAehu8IC/kVO0Sp7DRbYYxIBYLmWKxk= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1676641483; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ysk0aOdzp2igGOtHeZoTd2E71aY9qQ/NU2yUGbV3q7I=; b=ANKtewFx3+0ZDdkRZU15nps/EZcWE8ctnZh1y9h86Aq4ZeT2krQ+z8cn2CZrkF7zR3WOvZ P4FNmFjBnwFxaQIUCjMf0DkoBH4DK9fZX2/b0zPRHmSt5iXF9mmqiJwYxU4nOOLb9COoYY bnRB4UKNtLbbiA+gN71DckoB+8PgjTc= Received: from mail-ed1-f72.google.com (mail-ed1-f72.google.com [209.85.208.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-556-oOeKZWSTMM2thW_PIbhVMw-1; Fri, 17 Feb 2023 08:44:42 -0500 X-MC-Unique: oOeKZWSTMM2thW_PIbhVMw-1 Received: by mail-ed1-f72.google.com with SMTP id j10-20020a05640211ca00b004acbf564d75so1082127edw.5 for ; Fri, 17 Feb 2023 05:44:41 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ysk0aOdzp2igGOtHeZoTd2E71aY9qQ/NU2yUGbV3q7I=; b=yzIiExBJjhTWUspTtbMw1myvENbQRHtlsb+jV3/YpHyZTj8JI5CYbfac4lQp9hdHKM NKLqEsG4OShq06RNikgOSv7xhK5pkRYW6VT4RVMUMgs8vaGU9Jxo/yrUWkAhVsOM2yjn FaAPXeoyfbKD1PNJR7azpFzhttY2OOgFWbiYvfocLhR9VaLxXnfHH2q9sK8wOGpGzRnB ojygdCkucXxhdJaOwnNiwKg74fgGTuvcUtCNUxE5hoYlFbdDNeK4JNYSxZE4jDvbVCPQ eWIldyrlSs+sfy2MgBFq/SlgX68S2fQuNBrQgU62V/l+NNAH5rGWKV25ygLW3paoqkzT Mr7A== X-Gm-Message-State: AO0yUKUWuW8EuzajPRGHHI9ccvIfeqvIPo5CcaVXs220xHWaY3fAM8Zk gpJVMSqETeqOoXbi0mDTRFrUbrgqwxfBz9/x3oPH9z07uB6DSPPUEeyaQB5bkBQY9Vfuf529L5U HdyS0g54UrKw= X-Received: by 2002:a17:907:d309:b0:8b1:2dda:b60d with SMTP id vg9-20020a170907d30900b008b12ddab60dmr5401613ejc.20.1676641481150; Fri, 17 Feb 2023 05:44:41 -0800 (PST) X-Google-Smtp-Source: AK7set+xPQs4iBYRE3EkYeswx89ncoFpP13u/wl+vaRpLe0EqlVsAKT/Yi78czFv33gb2ohWXHgOKA== X-Received: by 2002:a17:907:d309:b0:8b1:2dda:b60d with SMTP id vg9-20020a170907d30900b008b12ddab60dmr5401592ejc.20.1676641481019; Fri, 17 Feb 2023 05:44:41 -0800 (PST) Received: from cassiopeiae.. ([2a02:810d:4b3f:de78:642:1aff:fe31:a19f]) by smtp.gmail.com with ESMTPSA id r10-20020a1709063d6a00b00882f9130eafsm2167138ejf.26.2023.02.17.05.44.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Feb 2023 05:44:40 -0800 (PST) From: Danilo Krummrich To: airlied@gmail.com, daniel@ffwll.ch, tzimmermann@suse.de, mripard@kernel.org, corbet@lwn.net, christian.koenig@amd.com, bskeggs@redhat.com, Liam.Howlett@oracle.com, matthew.brost@intel.com, boris.brezillon@collabora.com, alexdeucher@gmail.com, ogabbay@kernel.org, bagasdotme@gmail.com, willy@infradead.org, jason@jlekstrand.net Cc: dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Danilo Krummrich Subject: [PATCH drm-next v2 03/16] maple_tree: split up MA_STATE() macro Date: Fri, 17 Feb 2023 14:44:09 +0100 Message-Id: <20230217134422.14116-4-dakr@redhat.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230217134422.14116-1-dakr@redhat.com> References: <20230217134422.14116-1-dakr@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII"; x-default=true X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: E983F20005 X-Stat-Signature: yx9fqkdbbwy1i3no1pjsex5wbj4xdrcy X-HE-Tag: 1676641483-83493 X-HE-Meta: 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 hSq1PLca /P9ItglsvGJpaiQFgsLoJU9h9bkwcXMv8R+AR5m0zc9vFk11TccjuNAwvYJU1noNBimFV7PUIaJWKeJz+pXGu03D1a43a6Xnly7cz3lMeCxNC6107oZGi1KYfcE0K104VbqHHMpdL3VnKsEze8MuK6YJdDz58SCQIKg8+Pnmgl7SQTDh1HLcFpu1YcJHPtR5CCgX/eKvyXFIi/aXLXCSChxNBV0yNfxMeOQ9dL08PNt7LKoh3nB3Q+69/BG+aNkm699ElLJ8PD1tJb80zy4CEWYDcImOeyC2UxlRGG1fWdHX3T89oynWKsNGYTYGVKl6Q2nS3JD5uYudrDf9Hzg7Xgo1Myj+iTZBXK1LTmv5hk8BazUGSDCEqNJDGKMnHziZZfJ2ajoQ+saVP5B6NiHq/Mx92idfi2jTXSeunZnVPD5qeupH51Q6zP4ha1A== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Split up the MA_STATE() macro such that components using the maple tree can easily inherit from struct ma_state and build custom tree walk macros to hide their internals from users. Example: struct sample_iter { struct ma_state mas; struct sample_mgr *mgr; struct sample_entry *entry; }; \#define SAMPLE_ITER(name, __mgr) \ struct sample_iter name = { \ .mas = __MA_STATE(&(__mgr)->mt, 0, 0), .mgr = __mgr, .entry = NULL, } \#define sample_iter_for_each_range(it__, start__, end__) \ for ((it__).mas.index = start__, (it__).entry = mas_find(&(it__).mas, end__ - 1); \ (it__).entry; (it__).entry = mas_find(&(it__).mas, end__ - 1)) Signed-off-by: Danilo Krummrich --- include/linux/maple_tree.h | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/include/linux/maple_tree.h b/include/linux/maple_tree.h index e594db58a0f1..ca04c900e51a 100644 --- a/include/linux/maple_tree.h +++ b/include/linux/maple_tree.h @@ -424,8 +424,8 @@ struct ma_wr_state { #define MA_ERROR(err) \ ((struct maple_enode *)(((unsigned long)err << 2) | 2UL)) -#define MA_STATE(name, mt, first, end) \ - struct ma_state name = { \ +#define __MA_STATE(mt, first, end) \ + { \ .tree = mt, \ .index = first, \ .last = end, \ @@ -435,6 +435,9 @@ struct ma_wr_state { .alloc = NULL, \ } +#define MA_STATE(name, mt, first, end) \ + struct ma_state name = __MA_STATE(mt, first, end) + #define MA_WR_STATE(name, ma_state, wr_entry) \ struct ma_wr_state name = { \ .mas = ma_state, \ -- 2.39.1