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		<id>http://elinux.org/index.php?title=Compressed_printk_messages&amp;feed=atom&amp;action=history</id>
		<title>Compressed printk messages - Revision history</title>
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		<updated>2013-05-20T17:45:46Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://elinux.org/index.php?title=Compressed_printk_messages&amp;diff=129950&amp;oldid=prev</id>
		<title>Hisaomunakata: Created page with &quot;; Summary: Compressed printk messages ; Proposer: Tim Bird - Sony Network Entertainment  == Description == Attempts have been made in the past to compress printk messages to save...&quot;</title>
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				<updated>2012-05-17T05:20:54Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;; Summary: Compressed printk messages ; Proposer: Tim Bird - Sony Network Entertainment  == Description == Attempts have been made in the past to compress printk messages to save...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;; Summary: Compressed printk messages&lt;br /&gt;
; Proposer: Tim Bird - Sony Network Entertainment&lt;br /&gt;
&lt;br /&gt;
== Description ==&lt;br /&gt;
Attempts have been made in the past to compress printk messages to save kernel&lt;br /&gt;
runtime footprint.  There is an option to disable all printks, but many embedded&lt;br /&gt;
developers do not use it, even when they find the space savings attractive, because&lt;br /&gt;
they still would like to see kernel debug messages.&lt;br /&gt;
&lt;br /&gt;
This project would consist of researching mechanisms that could be used&lt;br /&gt;
to automatically (at compile-time) compress the kernel's printk messages,&lt;br /&gt;
and transparently expand them at runtime.&lt;br /&gt;
&lt;br /&gt;
== Related work ==&lt;br /&gt;
* Timothy Miller did some work on this in 2003&lt;br /&gt;
** See http://lwn.net/Articles/28935/&lt;br /&gt;
** See https://lkml.org/lkml/2003/6/6/207&lt;br /&gt;
* See also some ideas here:&lt;br /&gt;
** http://selenic.com/pipermail/linux-tiny/2005-June/000208.html&lt;br /&gt;
&lt;br /&gt;
== Scope ==&lt;br /&gt;
Unknown - 2-4 weeks?&lt;br /&gt;
&lt;br /&gt;
== Contractor Candidates ==&lt;br /&gt;
None yet.&lt;br /&gt;
&lt;br /&gt;
== Comments ==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[Category:Project proposals 2012]]&lt;/div&gt;</summary>
		<author><name>Hisaomunakata</name></author>	</entry>

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