From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay.smtp-ext.broadcom.com (lpdvsmtp11.broadcom.com [192.19.166.231]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5260235E930; Fri, 24 Jul 2026 21:49:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.19.166.231 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784929786; cv=none; b=N2HjxaW4MnlXLv7D5v3EEDpVO02R+h9oNVVqtkaYNCHQLcEPFpaeTJdX0Q99VX+032809oGRZufICSBarD7oYFbJpyL8cQeBQZoMwF1dg43Q/QxI5UZ3jRVI2t1gMfjc9onm50XFh1VsdIUoYMBjJUtT6HG+ca0yKYQE7GinsSQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784929786; c=relaxed/simple; bh=QHfTE5bRcdLZyxMFDgb7aIpXRPUd7y2ghLn7Xo3L0Zw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=pUvb8CC1WYTo4E8Ad5dKrhOS+zWFYmB9d1+lJbqoQrPMOmZFdDLbQRvL02Uy2JiBt1Fp+zVO8fx1I6VAjklUgJpy/VDrwVX8nAHdL1rKvNd9uCkBXfNnKYa+9/FqcZKiJGaMorS9DsAJtuBVPWVTdaEJxiaAwOhoYoJPeMu1TCw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=broadcom.com; spf=fail smtp.mailfrom=broadcom.com; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b=sZetw17M; arc=none smtp.client-ip=192.19.166.231 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=broadcom.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=broadcom.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="sZetw17M" Received: from mail-lvn-it-01.broadcom.com (mail-lvn-it-01.lvn.broadcom.net [10.36.132.253]) by relay.smtp-ext.broadcom.com (Postfix) with ESMTP id E1CE6C0000E0; Fri, 24 Jul 2026 14:41:21 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 relay.smtp-ext.broadcom.com E1CE6C0000E0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1784929281; bh=QHfTE5bRcdLZyxMFDgb7aIpXRPUd7y2ghLn7Xo3L0Zw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sZetw17MNfDTmcMCyWhrDsMrGlDm+5hpAZVnHCWCdi1hjm8ADC5sWofvUbnfzcbqN 9EANnpQoIB1kVXwciOa0qq+1SYrCtaczU5rAeWonKGeP4uud9DCpGt5AQH9/2qDWPD VijDBnUb7x77DO1OMJMiuO7WgvBRQEuu80BM48c8= Received: from stbirv-lnx-1.igp.broadcom.net (stbirv-lnx-1.igp.broadcom.net [10.67.48.32]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail-lvn-it-01.broadcom.com (Postfix) with ESMTPSA id B1E98ACD; Fri, 24 Jul 2026 14:41:21 -0700 (PDT) From: Florian Fainelli To: stable@vger.kernel.org Cc: Tiwei Bie , Johannes Berg , Florian Fainelli , Richard Weinberger , Anton Ivanov , Johannes Berg , Brendan Higgins , David Gow , Rae Moar , Kees Cook , Jens Axboe , Al Viro , linux-um@lists.infradead.org (open list:USER-MODE LINUX (UML)), linux-kernel@vger.kernel.org (open list), linux-kselftest@vger.kernel.org (open list:KERNEL UNIT TESTING FRAMEWORK (KUnit)), kunit-dev@googlegroups.com (open list:KERNEL UNIT TESTING FRAMEWORK (KUnit)), bcm-kernel-feedback-list@broadcom.com Subject: [PATCH stable 6.12 3/9] um: Use os_set_pdeathsig helper in winch thread/process Date: Fri, 24 Jul 2026 14:41:13 -0700 Message-Id: <20260724214119.1066665-4-florian.fainelli@broadcom.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260724214119.1066665-1-florian.fainelli@broadcom.com> References: <20260724214119.1066665-1-florian.fainelli@broadcom.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Tiwei Bie commit 42b8b00c8ab1ac18fccde3f29ee589626a561ea7 upstream 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 Link: https://patch.msgid.link/20241024142828.2612828-5-tiwei.btw@antgroup.com Signed-off-by: Johannes Berg Signed-off-by: Florian Fainelli --- 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; -- 2.34.1