From: Greg KH <greg@kroah.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Larger dev_t and major/minor split
Date: Thu, 20 Mar 2003 14:47:58 -0800 [thread overview]
Message-ID: <20030320224757.GC5156@kroah.com> (raw)
In-Reply-To: <b5dckh$lv1$1@cesium.transmeta.com>
On Thu, Mar 20, 2003 at 01:42:41PM -0800, H. Peter Anvin wrote:
>
> a) We use a 32+32 bit split for dev_t. Major zero, minor < 65536
> would be reserved for compatibility with the old 16-bit dev_t; it
> still leaves the zero value the "no device" entry. We could still
> use major 0, minor >= 65536 as anonymous devices, or we could
> switch using major 255 which has been reserved for expansion for
> the past eight years.
Well, it seems that this is the most reasonable split, able to handle
everyone for a long time. I can live with it, if only to keep people
from Oracle quiet :)
thanks,
greg k-h
prev parent reply other threads:[~2003-03-20 22:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-20 21:42 Larger dev_t and major/minor split H. Peter Anvin
2003-03-20 22:09 ` Joel Becker
2003-03-20 23:06 ` H. Peter Anvin
2003-03-20 23:49 ` Joel Becker
2003-03-21 0:02 ` H. Peter Anvin
2003-03-20 22:47 ` Greg KH [this message]
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