Messages in this thread | | | Date | Sat, 8 Mar 2003 20:31:46 +0000 | From | Christoph Hellwig <> | Subject | Re: [PATCH] register_blkdev |
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On Sat, Mar 08, 2003 at 09:26:15PM +0100, Andries.Brouwer@cwi.nl wrote: > There is no need to do all of that. Going to 32-bit dev_t > is trivial, not a major restructuring.
Doing it _right_ does require major restructuring.
> However, it can be crashed from userspace, so before we do > the three minutes editing the audit is needed. > Look at the patch for raw.c I posted a few hours ago. > One trivial test.
And probably one of them in at least half of the character drivers. We need to get rid of the artifical major/minor split completly instead of just increasing it, leaving silly assumptions in and increasing the space consumed by all those arrays by magnitudes.
> > If people really think they need a 32bit dev_t > > we should just introduce it and use it only for block devices > > and stay with the old 8+8 split for character devices. > > Of course discussing the future and how the cake should > be divided once we have it may be of interest
No, the point is that the character devices aren't ready yet for moving away from the old 8+8 split.
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