linux-kernel - Re: [RFC PATCH 0/3] Add accurate boot timing to a Linux system

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Message-ID: <37959.1316820861@turing-police.cc.vt.edu>
Date:	Fri, 23 Sep 2011 19:34:21 -0400
From:	Valdis.Kletnieks@...edu
To:	Simon Glass <sjg@...omium.org>
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [RFC PATCH 0/3] Add accurate boot timing to a Linux system

On Fri, 23 Sep 2011 16:03:15 PDT, Simon Glass said:
> This experimental patch set adds boot timing to a Linux system. The
> timing starts with the boot loader and extends through the kernel into
> user space to the completion of the boot process. The timing starts when
> the system leaves reset, not later when the kernel starts.
> The bootstage record aims to provide 20-30 timestamps ranging from reset
> to login prompt (or some other definition of completion).

Any way to make this play nice with bootchart, which provides much finer
detail records once userspace gets started?

https://github.com/mmeeks/bootchart



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