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DateSun, 02 Oct 2005 20:37:23 +1000
FromNick Piggin <>
SubjectRe: Why no XML in the Kernel?
James Courtier-Dutton wrote:

> I have a requirement to pass information from the kernel to user space. 
> The information is passed fairly rarely, but over time extra parameters 
> are added. At the moment we just use a struct, but that means that the 
> kernel and the userspace app have to both keep in step. If something 
> like XML was used, we could implement new parameters in the kernel, and 
> the user space could just ignore them, until the user space is upgraded.
> XML would initially seem a good idea for this, but are there any methods 
> currently used in the kernel that could handle these parameter changes 
> over time.
> 
> For example, should the sysfs be used for this?
> 
> Any comments?
> 

Yes use sysfs (or procfs if the information is related to a process).
Using ASCII text representation, and a single value per file is
noramlly the preferred method to do this I think.

Nick

-- 
SUSE Labs, Novell Inc.


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