From patchwork Mon Dec 21 12:17:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: zhukeqian X-Patchwork-Id: 11984537 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 AC831C433E0 for ; Mon, 21 Dec 2020 12:21:23 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 D3D162253A for ; Mon, 21 Dec 2020 12:21:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D3D162253A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:48612 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1krKBl-0000TN-C9 for qemu-devel@archiver.kernel.org; Mon, 21 Dec 2020 07:21:21 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:39722) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1krKAC-0008Es-4B; Mon, 21 Dec 2020 07:19:44 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:3004) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1krKA9-0006jv-Qy; Mon, 21 Dec 2020 07:19:43 -0500 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4Czz604rV6zhwKc; Mon, 21 Dec 2020 20:18:48 +0800 (CST) Received: from DESKTOP-5IS4806.china.huawei.com (10.174.187.37) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.498.0; Mon, 21 Dec 2020 20:19:22 +0800 From: Keqian Zhu To: Paolo Bonzini , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= , "Stefan Hajnoczi" Subject: [PATCH] Docs/RCU: Correct sample code of qatomic_rcu_set Date: Mon, 21 Dec 2020 20:17:45 +0800 Message-ID: <20201221121745.27156-1-zhukeqian1@huawei.com> X-Mailer: git-send-email 2.8.4.windows.1 MIME-Version: 1.0 X-Originating-IP: [10.174.187.37] X-CFilter-Loop: Reflected Received-SPF: pass client-ip=45.249.212.191; envelope-from=zhukeqian1@huawei.com; helo=szxga05-in.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Andrew Jones , Eduardo Habkost , qemu-devel@nongnu.org, Peter Xu , qemu-arm@nongnu.org, wanghaibin.wang@huawei.com, Keqian Zhu Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Correct sample code to avoid confusing readers. Signed-off-by: Keqian Zhu Reviewed-by: Paolo Bonzini Reviewed-by: Peter Xu --- docs/devel/rcu.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/devel/rcu.txt b/docs/devel/rcu.txt index cdf002edd8..2e6cc607a1 100644 --- a/docs/devel/rcu.txt +++ b/docs/devel/rcu.txt @@ -392,7 +392,7 @@ Instead, we store the size of the array with the array itself: /* Removal phase. */ old_array = global_array; - qatomic_rcu_set(&new_array->data, new_array); + qatomic_rcu_set(&global_array, new_array); synchronize_rcu(); /* Reclamation phase. */