From owner-cvs-all Tue Nov 23 12: 7:43 1999 Delivered-To: cvs-all@freebsd.org Received: from freefall.freebsd.org (freefall.FreeBSD.ORG [204.216.27.21]) by hub.freebsd.org (Postfix) with ESMTP id CBE941530E; Tue, 23 Nov 1999 12:07:40 -0800 (PST) (envelope-from dillon@FreeBSD.org) Received: (from dillon@localhost) by freefall.freebsd.org (8.9.3/8.9.2) id MAA21921; Tue, 23 Nov 1999 12:07:40 -0800 (PST) (envelope-from dillon@FreeBSD.org) Message-Id: <199911232007.MAA21921@freefall.freebsd.org> From: Matt Dillon Date: Tue, 23 Nov 1999 12:07:40 -0800 (PST) To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/i386/i386 mplock.s Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk dillon 1999/11/23 12:07:40 PST Modified files: sys/i386/i386 mplock.s Log: Even better then using %fs:0 in our locked synchronizing instruction, we instead use 0(%esp), which is per-cpu, already pretty much guarenteed to be locked into the cache, and does not stress the cache's set associativity. invlpg might also be a good choice (suggested by Ingo). Obtained from: Linus Torvalds Revision Changes Path 1.29 +7 -6 src/sys/i386/i386/mplock.s To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message