From: Arjan van de Ven <arjan@linux.intel.com>
To: Aaro Koskinen <aaro.koskinen@nokia.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] scripts/bootgraph.pl: ignore times until the clock is running
Date: Thu, 18 Mar 2010 11:24:40 -0700 [thread overview]
Message-ID: <4BA26FE8.2070705@linux.intel.com> (raw)
In-Reply-To: <1268934595-22544-1-git-send-email-aaro.koskinen@nokia.com>
On 3/18/2010 10:49, Aaro Koskinen wrote:
> The clock used for printk.time=1 does not necessarily start running
> from zero. On such platforms the bootgraph does not work properly as
> the calculated boottime will be too long.
can we fix the platform to be smarter instead ? I'd think that's needed anyway for various
timers etc to actually work well
>
> To correct this, the patch modifies the script to accept only non-zero
> start times. This ensures the report contains entries only from the
> period when the clock was running.
>
> Signed-off-by: Aaro Koskinen<aaro.koskinen@nokia.com>
nothing wrong with the patch itself... just sad that it's needed to work around such bugs ;(
Acked-by: Arjan van de Ven <arjan@linux.intel.com>
next prev parent reply other threads:[~2010-03-18 18:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-18 17:49 [PATCH] scripts/bootgraph.pl: ignore times until the clock is running Aaro Koskinen
2010-03-18 18:24 ` Arjan van de Ven [this message]
2010-03-19 14:15 ` Aaro Koskinen
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