From patchwork Thu Oct 24 14:28:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tiwei Bie X-Patchwork-Id: 2001782 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=1C5tiYNj; dkim=pass (1024-bit key; unprotected) header.d=antgroup.com header.i=@antgroup.com header.a=rsa-sha256 header.s=default header.b=QvUxdWEa; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=patchwork.ozlabs.org) Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4XZ7rR326Lz1xxG for ; Fri, 25 Oct 2024 01:40:55 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=9F+/gG2/NpWN+fSAPQ0vZiXCLF44MabL2VbrE4Rm4ys=; b=1C5tiYNjRlN9n5VHlQtTLd3rbw BSshKAaMOlYgHkwCFAphCS4mma8Lt9WBVKUy8g3golVtIetLYbNXTYmO6AOGwNycfSsxAuKlBfjxh ID+BdSgqP3AJiY3hCKQb1H1viU+I2hFLGzWTdQyRaUL5Ljz4olWakGqkGP2U0+Js9ALPUxago3ffZ /1z4JBDRz6F7Myzi97tk9/RrBsBtzD2mIU+59OC7sAOU7paDZOsCN64+8es+dOK3DLThYyfPvdOLo CY2KKVXvOHr5EZ/l7P36LYssogPYt9wMN+nQJM5rp+gH8s4StjWghN0RIBU9Y0dB4qXkMPn6FUgTb 5HWtb7Zw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t3z1B-00000000mKf-0gRh; Thu, 24 Oct 2024 14:40:53 +0000 Received: from out0-196.mail.aliyun.com ([140.205.0.196]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t3ypO-00000000jVh-3WJD for linux-um@lists.infradead.org; Thu, 24 Oct 2024 14:28:46 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=antgroup.com; s=default; t=1729780118; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=9F+/gG2/NpWN+fSAPQ0vZiXCLF44MabL2VbrE4Rm4ys=; b=QvUxdWEaSQG+z/jptVsDJeHzvQUcjB/UYjI7cESZc+AvCXGGWhpPNt41b+kENqfJRzhNNSphLXDNuPRq0Qcr1H42/kUO/W5x+BeOXxpqz55vo7seKpbBkkKCSFL0qYeE15dIkG3NH4ydC9eXU5fXUie5p1cUZjlZvJr/3BQ6bUM= Received: from ubuntu..(mailfrom:tiwei.btw@antgroup.com fp:SMTPD_---.ZreBt-P_1729780117 cluster:ay29) by smtp.aliyun-inc.com; Thu, 24 Oct 2024 22:28:37 +0800 From: "Tiwei Bie" To: richard@nod.at, anton.ivanov@cambridgegreys.com, johannes@sipsolutions.net Cc: , , "Tiwei Bie" Subject: [PATCH 4/4] um: Use os_set_pdeathsig helper in winch thread/process Date: Thu, 24 Oct 2024 22:28:28 +0800 Message-Id: <20241024142828.2612828-5-tiwei.btw@antgroup.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241024142828.2612828-1-tiwei.btw@antgroup.com> References: <20241024142828.2612828-1-tiwei.btw@antgroup.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241024_072843_471697_3F6D8308 X-CRM114-Status: UNSURE ( 7.36 ) X-CRM114-Notice: Please train this message. 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[140.205.0.196 listed in sa-trusted.bondedsender.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-um" Errors-To: linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org Since we have a helper now, let's switch to using it. It will make the code slightly more consistent. Signed-off-by: Tiwei Bie --- arch/um/drivers/chan_user.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c index 1434114b2f34..35f9beeb19b3 100644 --- a/arch/um/drivers/chan_user.c +++ b/arch/um/drivers/chan_user.c @@ -10,7 +10,6 @@ #include #include #include -#include #include "chan_user.h" #include #include @@ -162,7 +161,7 @@ static __noreturn int winch_thread(void *arg) int count; char c = 1; - prctl(PR_SET_PDEATHSIG, SIGKILL); + os_set_pdeathsig(); pty_fd = data->pty_fd; pipe_fd = data->pipe_fd;