[svlug] INVITATION: Linux Kernel Walk-thru sessions

Darlene Wallach freepalestin at dslextreme.com
Thu Nov 1 14:38:53 PST 2007


Marco Walther wrote:
> On Wednesday 31 October 2007 21:44, Darlene Wallach wrote:
>> Brian J. Tarricone wrote:
>>> Darlene Wallach wrote:
>>>> What are people using for reading kernel code?
>>>> I don't have a printer and want to arrange to have
>>>> code printed off for the first session.
>>> Is that really necessary? Seems like a bunch of people printing off
>>> reams of kernel code isn't terribly eco-friendly. I would think people
>>> with laptops should bring them.
>> [snip]
>>
>>> 	-brian
>> Brian,
> 
> Hi Darlene,
> 
> 
>> I don't have a laptop. If I want to take notes
>> it seems it would be easier if I have the code
>> available.
> 
> Please try to find a laptop. I just did a big `wc' on an older kernel source 
> tree I have laying around. It came in at 6.1 million lines in 14,600 files. 
> 
> If you print 400 lines per sheet (100 lines/page; 50% -> two pages per side; 
> duplex), but start a new sheet for each file, you would look at probably 
> around 30,000 sheets or 6 of the big printer paper boxes.
> 
> You might not need to print everything but it's really hard to predict where 
> cross-refs take you especially when you don't have a very good prior 
> understanding of the code.
> 
> The other problem is that that amount of paper does not work well for finding 
> cross references. Tools like ctags/cscope and friends (locally)  or OpenGrok 
> on the web help much more.
> 
> Just my ideas,
> -- Marco
> 
> 
>> I agree I am not being eco-friendly!
>>
>> Darlene Wallach
>>

Marco,

Thank you very much! Maybe someone will let me
look at the code on their laptop as we go thru
the code.

Darlene Wallach





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