linux-kernel - Re: [PATCH] print kdump kernel loaded status in stack dump

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Date:   Fri, 19 Jan 2018 17:32:22 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:     Dave Young <dyoung@...hat.com>
Cc:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
        Andi Kleen <ak@...ux.intel.com>, pmladek@...e.com,
        sergey.senozhatsky@...il.com, rostedt@...dmis.org,
        linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
        kexec@...ts.infradead.org
Subject: Re: [PATCH] print kdump kernel loaded status in stack dump

On (01/19/18 16:16), Dave Young wrote:
> I thought about adding an option to improve printk_delay so it can
> delay every n lines, eg. 25 rows. Maybe that idea works for this
> issue?

/* sent the message too soon */

printk_delay() has no effect there. it limits only printk()->vprintk_emit()
and we don't have any new printk()-s once the system has panic-ed. it's
console_unlock() that prints out the oops.

	-ss