Re: 2.6.11-rc3-mm1 : can't insmod dm-mod

[Christoph Hellwig]

On Sat, Feb 05, 2005 at 03:26:05AM -0800, Andrew Morton wrote:
> You've enabled CONFIG_BASE_SMALL and so the major_names[] hashtable has
> just one element.  device-mapper uses dynamic major allocation, the range
> of which is limited to the size of the top-level major_names[] array.  You
> ran out of slots and register_blkdev() failed.
> 
> So for now I guess we must drop base-small-shrink-major_names-hash.patch.
> 
> Al, that code looks rather crappy.  Shouldn't we be using an idr tree or
> something?

It'd be nice to see major_names just gone completely.  It's only used
for /proc/devices output, and with the infrastucture for easily sharing
majors that one is completely misleading..

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