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SubjectRe: 3 Serial issues up for discussion (was: Re: Serial core problems on embedded PPC)
On Mon, Jul 29, 2002 at 12:46:42PM -0700, Remco Treffkorn wrote:
> On Monday 29 July 2002 12:09, Dan Malek wrote:
> > or a mix of both. The problems to solve are drivers fighting over minor
> > device numbers and assumptions about the system console.
> >
> Drivers need not fight about minor numbers. That can be simply handled:
> int get_new_serial_minor()
> {
> static int minor;
> return minor++;
> }
> Any serial driver can call this when it initializes a new uart.
> Hot pluggable drivers have to hang on to their minors, and
> re-use.

It's a possible solution, if we get the ability for drivers to hang
on to their minors. However, I get the feeling that this isn't going
to happen before 2.6.

Russell King ( The developer of ARM Linux

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