linux-kernel - Re: Code archaeology - 3DNow vs Pending Break Enable

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Message-ID: <4D5BE8C1-04C9-470C-AB4D-F9DAEF5AD8E4@zytor.com>
Date: Tue, 25 Nov 2025 18:03:32 -0800
From: "H. Peter Anvin" <hpa@...or.com>
To: Andrew Cooper <andrew.cooper3@...rix.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>
CC: LKML <linux-kernel@...r.kernel.org>,
        the arch/x86 maintainers <x86@...nel.org>,
        Christian Ludloff <ludloff@...il.com>
Subject: Re: Code archaeology - 3DNow vs Pending Break Enable

It was simply a matter of having two bits for the same thing, and the possibility (at the time) that Intel might allocate bit 31 for something.