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https://patches.dpdk.org/api/covers/77876/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/cover/1600244628-13062-1-git-send-email-phil.yang@arm.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1600244628-13062-1-git-send-email-phil.yang@arm.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1600244628-13062-1-git-send-email-phil.yang@arm.com", "date": "2020-09-16T08:23:44", "name": "[v2,0/4] use C11 atomic builtins for libs", "submitter": { "id": 833, "url": "https://patches.dpdk.org/api/people/833/?format=api", "name": "Phil Yang", "email": "phil.yang@arm.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/cover/1600244628-13062-1-git-send-email-phil.yang@arm.com/mbox/", "series": [ { "id": 12266, "url": "https://patches.dpdk.org/api/series/12266/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=12266", "date": "2020-09-16T08:23:44", "name": "use C11 atomic builtins for libs", "version": 2, "mbox": "https://patches.dpdk.org/series/12266/mbox/" } ], "comments": "https://patches.dpdk.org/api/covers/77876/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 78B26A04C7;\n\tWed, 16 Sep 2020 10:24:10 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id C8C581C1D5;\n\tWed, 16 Sep 2020 10:24:09 +0200 (CEST)", "from foss.arm.com (foss.arm.com [217.140.110.172])\n by dpdk.org (Postfix) with ESMTP id 9CDFC1C1CC\n for <dev@dpdk.org>; Wed, 16 Sep 2020 10:24:07 +0200 (CEST)", "from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14])\n by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 13E43101E;\n Wed, 16 Sep 2020 01:24:07 -0700 (PDT)", "from phil-VirtualBox.shanghai.arm.com\n (phil-VirtualBox.shanghai.arm.com [10.169.182.49])\n by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 1EE873F718;\n Wed, 16 Sep 2020 01:24:04 -0700 (PDT)" ], "From": "Phil Yang <phil.yang@arm.com>", "To": "david.marchand@redhat.com,\n\tdev@dpdk.org", "Cc": "Honnappa.Nagarahalli@arm.com,\n\tRuifeng.Wang@arm.com,\n\tnd@arm.com", "Date": "Wed, 16 Sep 2020 16:23:44 +0800", "Message-Id": "<1600244628-13062-1-git-send-email-phil.yang@arm.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1599794967-17500-1-git-send-email-phil.yang@arm.com>", "References": "<1599794967-17500-1-git-send-email-phil.yang@arm.com>", "Subject": "[dpdk-dev] [PATCH v2 0/4] use C11 atomic builtins for libs", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Since rte_atomicXX APIs are not allowed to be used[1][2], use C11 atomic\nbuiltins instead in eal, bbdev, power, and ethdev libs.\n\n[1] http://code.dpdk.org/dpdk/latest/source/doc/guides/rel_notes/deprecation.rst#L87\n[2] http://code.dpdk.org/dpdk/latest/source/devtools/checkpatches.sh#L80\n\nv2:\nFix Clang int-conversion warning.\n\nv1:\nInitial version.\n\nPhil Yang (4):\n eal: use C11 atomic builtins for already initialized check\n bbdev: use C11 atomic builtins for device processing counter\n power: use C11 atomic builtins for power in use state update\n ethdev: use C11 atomic builtins for link status update\n\n lib/librte_bbdev/rte_bbdev.c | 5 ++--\n lib/librte_bbdev/rte_bbdev.h | 4 +--\n lib/librte_eal/freebsd/eal.c | 18 +++++++------\n lib/librte_eal/linux/eal.c | 20 ++++++++-------\n lib/librte_ethdev/rte_ethdev_driver.h | 19 ++++----------\n lib/librte_power/power_acpi_cpufreq.c | 45 +++++++++++++++++++++++++--------\n lib/librte_power/power_pstate_cpufreq.c | 45 +++++++++++++++++++++++++--------\n 7 files changed, 100 insertions(+), 56 deletions(-)" }{ "id": 77876, "url": "