Messages in this thread | | | Date | Sat, 8 Mar 2003 21:09:22 +0000 | From | Christoph Hellwig <> | Subject | Re: [PATCH] register_blkdev |
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On Sat, Mar 08, 2003 at 09:59:14PM +0100, Andries.Brouwer@cwi.nl wrote: > > We need to get rid of the artifical major/minor split completly > > I do not disagree with you, but your point of view seems > to be that either we make everything perfect or we do nothing. > I prefer slow progress.
I completly agree with you on the slow steps. What we seem to disagree about is the order of steps..
> Concerning this split - traces of it occur in a very large > number of places.
Yupp. And getting rid of those one by one is a a good thing and I'm happy about every single patch you submit to get rid of one.
> Let me just mention the raw device that > I did this afternoon. How does one connect a raw device > with a block device? Using a struct raw_config_request > from user space. And look > > struct raw_config_request > { > int raw_minor; > __u64 block_major; > __u64 block_minor; > }; > > One of the many places that has a built-in major/minor split. > Basically this split is unimportant. A dev_t is just a cookie. > But as soon as you start looking at details this split is > all over the place.
Yes. And my opinion is that we need to sort these issues out one for one before moving on to make dev_t bigger, not the other way around.
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