linux-kernel - Re: [PATCH] Stop pmac_zilog from abusing 8250's device numbers.

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Date:	Wed, 04 Apr 2007 09:09:26 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
CC:	Russell King <rmk+lkml@....linux.org.uk>,
	Brad Boyer <flar@...andria.com>,
	Paul Mackerras <paulus@...ba.org>,
	David Woodhouse <dwmw2@...radead.org>,
	linux-kernel@...r.kernel.org, linuxppc-dev@...abs.org
Subject: Re: [PATCH] Stop pmac_zilog from abusing 8250's device numbers.

Geert Uytterhoeven wrote:
> 
> Oh, and I always thought PTYs were moved to free up more minors for our
> zillions of serial ports...
> 

No, PTYs were moved because 64 ptys were woefully inadequate.  256 ptys 
were enough of a shortage for many users.

The use of 16-bit Minix device numbers was a major headache in Linux for 
many, many years.  We didn't get past that one until the 2.6 kernel series.

	-hpa
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