From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AH8x226mGX85ZAiMErFpJL+ess7q9eD5wQVfNO+ZjUdh0Gtcu1eV1fM6D9CG1N12az7RnhNtENiz ARC-Seal: i=1; a=rsa-sha256; t=1518708526; cv=none; d=google.com; s=arc-20160816; b=Y8zo92fgXWcsNaQn/8o1YRt3XkOWlV2koI+WvyFSXHf8Ea2M79dmZcdaPo4SJaFm6Q RwcHuT1mqjQVutg2wPyUhPkFKo4g35yGvrOROM+tN4Sl8xI+q2QKN30nI6h8sEFntUyL 6tPzvN26MWPbLUYCHvncDZU54oCR4jIqa3lf32Q8L6yzet5Dtgiv3/V6KawQnbUKjgW9 YlYp0xgxm4v53aojJbGRWZTSgNT7BuLX9Cu3/rtcSliQ7sSNGu/NbYdDk6Kz3BnQuCuz jOVauoQZWAAMpn1LtgyYyk+CuBxuZXZ22c7OAyu7i40q6HQI0cQGWrAFmUPAIKJKwAdc 0APg== 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=Rea52mB/ZYsLOmO5oZ62L8Xa7Jkxh0lWP6z9aef1c6Q=; b=XHVsCjkMBqvIW4KzavaRGpXSWYXcrjF7mvMX5MSXwDc7NmYqabfuDlcLIrlPyQemdO SdezRi+B3TJzEa/gnlBTIIdZX2keq80PdP8H5Rf1ZC5YgWtTwsq+coP0IRd+DNKnmAOg ZHWFZBUNZFHzaTtgBQJjeEhIKBF18PUI3p6GAvgb1P2jimkzhenkVxfbvfidSFDz7jfg xAIdKZ2EYIa8ISM3mAPTo9AJ9MJiKWRfIqbB/i0VjS5xAZwz1qSiX/NBMqQ+NilD/D4X KCn9i3+IA6Hd5TI1m22l7fhtgl0ulTCKjSxtfY+E7/7rfUlEGl1Lr3VvpEyB1+JcUTVk o53w== 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 4.9 74/88] alpha: fix formating of stack content Date: Thu, 15 Feb 2018 16:17:41 +0100 Message-Id: <20180215151232.755550520@linuxfoundation.org> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180215151222.437136975@linuxfoundation.org> References: <20180215151222.437136975@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?1592481311738634732?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-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 @@ -158,11 +158,16 @@ 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); }