Re: Minor numbers

Alan Cox
2001-05-14T08:26:30Z

> 255. Has this limitation been some how addressed with 2.4? 256 devices
> per module, sometimes is not enough, especially if you are in the SAN
> environment; or when the 256 minors numbers are broken down to several

2.4 is using 16bit dev_t in kernel still. Application space sees a much
larger dev_t so we can make the move in 2.5 very easily

> work-around or is proposing a solution? I believe that minor and major
> numbers for SUN and AIX are both 16 bits each (32 bits dev_t).

20:12 is more common