Re: [PATCH 00/31] Add a lot of module alias statements

[Scott James Remnant]

On Tue, 2009-03-10 at 18:55 +0100, Jean Delvare wrote:

> On Tue, 10 Mar 2009 17:49:51 +0000, Scott James Remnant wrote:
> > On Tue, 2009-03-10 at 18:46 +0100, Jean Delvare wrote:
> > 
> > > I don't get how it could make any difference in terms of performance.
> > > As far as I know, all the module aliases that come from the kernel are
> > > assembled into /lib/modules/$version/modules.alias when the kernel is
> > > installed, and that file must be processed by modprobe the exact same
> > > way another configuration file would. Or am I missing something?
> >
> > With current modprobe those files are turned into a binary index that
> > can be read and processed *much* faster.
> 
> What would prevent the same binary index from being generated from
> user-provided module aliases?
> 
Why go to all that effort when adding the alias to the kernel is just a
one-line change, and then it shows up along with all of the other
aliases that depmod generates the existing binary index from?

Scott
-- 
Scott James Remnant
scott@xxxxxxxxxxxxx

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