From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AH8x226M+sICNe0QwUH337XCzBp5w9i7Wv7K3300wEQW4kL7OaMdmn89Q9i/D59nvlB82luYAdm4 ARC-Seal: i=1; a=rsa-sha256; t=1518709034; cv=none; d=google.com; s=arc-20160816; b=dd/jIZo3thw58NyAtBAbp+IsO2NmmLyFdgKzQ9CWHSmfu7r3/iS4JOobp4lBrShgpr h7IfmXitnCx8OEvaDSHZVa+bOm5TO+3OKjwtwGKXnjI5fP+HeweFwtnmihVIs6UpeJuI q62epAbT0LqL5C9P6K6Zp6cuaW1fuzih7G37OWj5hF0v2RhqpMUsFzR1pk9/7YGpuQyf qEDVEeZXAuv61OQAmb0lnVdJtuxZ64wQiWT6jv5WSiFzZfS+4TO6k8vH7TI8uu4Hd+0k 3Cl5/DXK/oPmrGA/YR9t46rNBJaj/VoA26S1TuP5BXQBgHtKOz3hwWgN0rry/hU63jOj S73A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=FHUMVWLzilAYh9y6rU6Z2dyBcw/GHaix8DABTJnOC1E=; b=bpZgkqUeb1qRQqJ0qTZtDjwTooyi/svpNESHTIqUq75pTVlTQV0Lu0qWoG/5QxmUku SOnRgAsgr7/XtUBVjKqsmhSGtAcSvVXAIiBpjC44jaayRfXrZ1HI05Yd0EdL/HIM9qzJ /SzQfSFGqtkNXsATBSDrer4qW7QwqiV85TKRV7Ejsseh/cN7qCscLg9dVhkbHbqnpiPS en6jDDKBaA4qdKhtNC4Al4Rm6mzz/ua9V4mVPFC/0afG118N8YZM9IvnQt8NmD2NT6Ki 9YAag7l0e2gaLp9DMZw9Rs6vbRrIeTOTLqGpx2h577Dtqj490OfdHY9VcS070BUcZPMO YUhg== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.71.90 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.71.90 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Mikulas Patocka , Matt Turner Subject: [PATCH 4.14 168/195] alpha: fix formating of stack content Date: Thu, 15 Feb 2018 16:17:39 +0100 Message-Id: <20180215151714.404552925@linuxfoundation.org> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180215151705.738773577@linuxfoundation.org> References: <20180215151705.738773577@linuxfoundation.org> User-Agent: quilt/0.65 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1592481311738634732?= X-GMAIL-MSGID: =?utf-8?q?1592481844684769134?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Mikulas Patocka commit 4b01abdb32fc36abe877503bfbd33019159fad71 upstream. Since version 4.9, the kernel automatically breaks printk calls into multiple newlines unless pr_cont is used. Fix the alpha stacktrace code, so that it prints stack trace in four columns, as it was initially intended. Signed-off-by: Mikulas Patocka Signed-off-by: Matt Turner Signed-off-by: Greg Kroah-Hartman --- arch/alpha/kernel/traps.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) --- a/arch/alpha/kernel/traps.c +++ b/arch/alpha/kernel/traps.c @@ -160,11 +160,16 @@ void show_stack(struct task_struct *task for(i=0; i < kstack_depth_to_print; i++) { if (((long) stack & (THREAD_SIZE-1)) == 0) break; - if (i && ((i % 4) == 0)) - printk("\n "); - printk("%016lx ", *stack++); + if ((i % 4) == 0) { + if (i) + pr_cont("\n"); + printk(" "); + } else { + pr_cont(" "); + } + pr_cont("%016lx", *stack++); } - printk("\n"); + pr_cont("\n"); dik_show_trace(sp); }