Received: by 2002:ac0:aed5:0:0:0:0:0 with SMTP id t21csp5898411imb; Fri, 8 Mar 2019 05:03:10 -0800 (PST) X-Google-Smtp-Source: APXvYqxYpC31FSLjUsUKJnCCgCxRtWgKyyJo1RUFlEKux6rG2zdg/bZonvP9ywSwmUmEzIyj8r5e X-Received: by 2002:a63:81c7:: with SMTP id t190mr16869709pgd.166.1552050189953; Fri, 08 Mar 2019 05:03:09 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1552050189; cv=none; d=google.com; s=arc-20160816; b=aElRLH/RodrGsxbWONN0kogYBBgxkxn0/MEpoeGZyrNFC9DZ+w+MUGn+d7vLtkmjVJ vP3DqkY0wX5yuIAXRwFBUmG683P7jKv+H7PjTuZAkgt3WDQZ3kBS8VqPlcTHvSUyOwRR fthqyJaCdKFdhX2OEt166wazWaTMbNrfNwhog+zkNi3qL0ZBoB+HnWXHaKytskiah78D +m4PZUwM3KSEkLfcWg2f/Zy8yGRXYzOmY0N1XrsD9VexHHuc9CNpFxALt7Gkwe/60G6g EaVZJ3Fr1c8OzygkbQGR/xlaK2aEe+FYPaK8kQN2MKP+eqncF5PyL8dnmSoL7sZ+U+8K DL6A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=5NQdp39ObaxPoZC+4FFZFZbfK+Hsz7NvksdZM8EZWVU=; b=hi5iPkRsCQVzevqFXScAmvUTvmpoRycKGYNL3W0emXJhbJw1UeRUgR7t+0QWvbpJSV 0vXipEK4J2aHz3FFa/e1NMenNDDJksQwVnG53RmmiVENk6kjFoHk3S6bAjgR3g8Bp4Mi MDi6IzwffoDrrUX8yyNN5it+U2Eg4fb2v4eH58hX506iLjTWI/WJP5O8qRZNRKEwkPEa QypdfbPZVAOmu08DMixGWVOVkDrkL8mrZuL7yX5pF2Nr9WjLouP1l5u58s/jzVcasscb ecyKjU7oUpS4tocjpXigzG2O38zs4bRmAMk5zsoKkJsxeIOIS2PTiZxFK3fzw2/znlgw AG3Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=trBRfJo7; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id x2si6328224pgr.203.2019.03.08.05.02.53; Fri, 08 Mar 2019 05:03:09 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=trBRfJo7; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726999AbfCHNBC (ORCPT + 99 others); Fri, 8 Mar 2019 08:01:02 -0500 Received: from mail.kernel.org ([198.145.29.99]:38164 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727713AbfCHNA7 (ORCPT ); Fri, 8 Mar 2019 08:00:59 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7435320449; Fri, 8 Mar 2019 13:00:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1552050059; bh=KkyznvAUP5JahSTC0njIH3MvJKMsyDA5XGUom70z5i4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=trBRfJo765RRVvYw3y69pzaWy1bERmhAeVb2QIZNSHzzRbJGYjDwAkWXAaVYhVuTn dPdqEu3/3t4k6ycmFPhzAwUwAQPucBym3JIlvIFkJ6V7n3mardbmtI/NvkbNgg8fOG 3mcply8Ccs8po5vdgl5D20NaUtJsXZVmLtXSkn/A= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Timur Celik , Eric Dumazet , "David S. Miller" Subject: [PATCH 4.19 41/68] tun: remove unnecessary memory barrier Date: Fri, 8 Mar 2019 13:50:11 +0100 Message-Id: <20190308124912.730840230@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190308124910.696595153@linuxfoundation.org> References: <20190308124910.696595153@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Timur Celik [ Upstream commit ecef67cb10db7b83b3b71c61dbb29aa070ab0112 ] Replace set_current_state with __set_current_state since no memory barrier is needed at this point. Signed-off-by: Timur Celik Reviewed-by: Eric Dumazet Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/tun.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -2140,7 +2140,7 @@ static void *tun_ring_recv(struct tun_fi schedule(); } - set_current_state(TASK_RUNNING); + __set_current_state(TASK_RUNNING); remove_wait_queue(&tfile->wq.wait, &wait); out: