From: Ben Greear <greearb@candelatech.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Subject: Re: RFC: Add precise timing to wifi association messages?
Date: Wed, 13 Nov 2013 10:39:20 -0800 [thread overview]
Message-ID: <5283C758.9070805@candelatech.com> (raw)
In-Reply-To: <1384367532.14578.23.camel@jlt4.sipsolutions.net>
On 11/13/2013 10:32 AM, Johannes Berg wrote:
> On Wed, 2013-11-13 at 10:24 -0800, Ben Greear wrote:
>> On 11/13/2013 10:18 AM, Johannes Berg wrote:
>>> On Wed, 2013-11-13 at 10:01 -0800, Ben Greear wrote:
>>>
>>>> I chose a poor example here...my intention is to just add timers to existing
>>>> messages...
>>>
>>> What does this do that printk timestamps don't?
>>
>> Sub-second precision, and the same in 'dmesg' output.
>>
>> There may be a way to get /var/log/messages to show sub-second
>> precision, but at least it is not enabled by default on the systems
>> I use. dmesg has no timestamps at all from what I can tell.
>
> Err. Just set CONFIG_PRINTK_TIME in your kernel.
Ok, I didn't realize that was available.
Thanks,
Ben
>
> johannes
>
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
prev parent reply other threads:[~2013-11-13 18:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-13 17:58 RFC: Add precise timing to wifi association messages? Ben Greear
2013-11-13 18:01 ` Ben Greear
2013-11-13 18:18 ` Johannes Berg
2013-11-13 18:24 ` Ben Greear
2013-11-13 18:32 ` Johannes Berg
2013-11-13 18:39 ` Ben Greear [this message]
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