From owner-cvs-all Mon Nov 11 3:48:54 2002 Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B9C9337B401; Mon, 11 Nov 2002 03:48:53 -0800 (PST) Received: from beppo.feral.com (beppo.feral.com [192.67.166.79]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0C3FE43E3B; Mon, 11 Nov 2002 03:48:53 -0800 (PST) (envelope-from mjacob@feral.com) Received: from mailhost.feral.com (mjacob@mailhost.feral.com [192.67.166.1]) by beppo.feral.com (8.11.3/8.11.3) with ESMTP id gABBmVZ67072; Mon, 11 Nov 2002 03:48:31 -0800 (PST) (envelope-from mjacob@feral.com) Date: Mon, 11 Nov 2002 03:48:31 -0800 (PST) From: Matthew Jacob X-Sender: mjacob@beppo Reply-To: mjacob@feral.com To: Doug Rabson Cc: Matt Jacob , cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/vm uma_dbg.c In-Reply-To: <200211110946.01184.dfr@nlsystems.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG It doesn't matter because I've been told it's not MI anyway. On Mon, 11 Nov 2002, Doug Rabson wrote: > On Sunday 10 November 2002 4:16 pm, Matt Jacob wrote: > > mjacob 2002/11/10 08:16:44 PST > > > > Modified files: > > sys/vm uma_dbg.c > > Log: > > Use atomic_set_8 on the us_freelist maps as they are not otherwise > > protected. Furthermore, in some RISC architectures with no normal > > byte operations, the surrounding 3 bytes are also affected by the > > read-modify-write that has to occur. > > Isn't atomic_set_8 an '|=' operation? Is this what was intended? > > -- > Doug Rabson Mail: dfr@nlsystems.com > Phone: +44 20 8348 6160 > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message