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;
From:   Andi Kleen <ak@linux.intel.com>
To:     Dave Young <dyoung@redhat.com>
Cc:     pmladek@suse.com, sergey.senozhatsky@gmail.com,
        rostedt@goodmis.org, linux-kernel@vger.kernel.org,
        akpm@linux-foundation.org, kexec@lists.infradead.org
Subject: Re: [PATCH] print kdump kernel loaded status in stack dump
References: <20180117045057.GA4994@dhcp-128-65.nay.redhat.com>
Date:   Thu, 18 Jan 2018 10:02:17 -0800
In-Reply-To: <20180117045057.GA4994@dhcp-128-65.nay.redhat.com> (Dave Young's
        message of "Wed, 17 Jan 2018 12:50:57 +0800")
Message-ID: <878tcvt592.fsf@linux.intel.com>
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.3 (gnu/linux)
MIME-Version: 1.0
Content-Type: text/plain
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Dave Young <dyoung@redhat.com> writes:
>  		printk("%sHardware name: %s\n",
>  		       log_lvl, dump_stack_arch_desc_str);
> +	if (kexec_crash_loaded())
> +		printk("%skdump kernel loaded\n", log_lvl);

Oops/warnings are getting longer and longer, often scrolling away
from the screen, and if the kernel crashes backscroll does not work
anymore, so precious information is lost.

Can you merge it with some other line?

Just a [KDUMP] or so somewhere should be good enough.

-Andi