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SubjectRe: [RFC/PATCH] Documentation of kernel messages
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On Thu, 2007-06-14 at 12:38 +0200, holzheu wrote:
> On Thu, 2007-06-14 at 11:41 +0200, Jan Kara wrote:
> > <snip>
> >
> > > Your proposal is similar to one I made to some Japanese developers
> > > earlier this year. I was more modest, proposing that we
> > >
> > > - add an enhanced printk
> > >
> > > xxprintk(msgid, KERN_ERR "some text %d\n", some_number);
> > Maybe a stupid idea but why do we want to assign these numbers by hand?
> > I can imagine it could introduce collisions when merging tons of patches
> > with new messages... Wouldn't it be better to compute say, 8-byte hash
> > from the message and use it as it's identifier? We could do this
> > automagically at compile time.
>
> Of course automatically generated message numbers would be great and
> something like:
>
> hub.4a5bcd77: Detected some problem.

Sorry, I first read: 8 characters not 8 bytes.

Indeed, "hub.d41d8cd98f00b204: Detected some problem." ... does not look
like very beautiful.

But maybe also 4 bytes would be enough, since the hash only has to be
unique within one component e.g. "hub".

Michael

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