From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from terminus.zytor.com (terminus.zytor.com [192.83.249.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTP id 156F5DDF92 for ; Thu, 5 Apr 2007 02:11:04 +1000 (EST) Message-ID: <4613CDB6.30306@zytor.com> Date: Wed, 04 Apr 2007 09:09:26 -0700 From: "H. Peter Anvin" MIME-Version: 1.0 To: Geert Uytterhoeven Subject: Re: [PATCH] Stop pmac_zilog from abusing 8250's device numbers. References: <1175610345.2665.15.camel@shinybook.infradead.org> <17938.57292.870224.132415@cargo.ozlabs.ibm.com> <1175642916.10567.24.camel@shinybook.infradead.org> <20070403212928.GA12951@cynthia.pants.nu> <1175644642.10567.31.camel@shinybook.infradead.org> <20070403221002.GA13210@cynthia.pants.nu> <1175648051.10567.61.camel@shinybook.infradead.org> <20070403230908.GA13471@cynthia.pants.nu> <20070404085159.GB13134@flint.arm.linux.org.uk> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: Russell King , linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, Paul Mackerras , David Woodhouse List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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