From owner-cvs-src-old@FreeBSD.ORG Wed Feb 2 16:35:40 2011 Return-Path: Delivered-To: cvs-src-old@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 639251065675 for ; Wed, 2 Feb 2011 16:35:40 +0000 (UTC) (envelope-from mdf@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id 311CA8FC18 for ; Wed, 2 Feb 2011 16:35:40 +0000 (UTC) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.14.4/8.14.4) with ESMTP id p12GZemw017337 for ; Wed, 2 Feb 2011 16:35:40 GMT (envelope-from mdf@repoman.freebsd.org) Received: (from svn2cvs@localhost) by repoman.freebsd.org (8.14.4/8.14.4/Submit) id p12GZe0Y017336 for cvs-src-old@freebsd.org; Wed, 2 Feb 2011 16:35:40 GMT (envelope-from mdf@repoman.freebsd.org) Message-Id: <201102021635.p12GZe0Y017336@repoman.freebsd.org> X-Authentication-Warning: repoman.freebsd.org: svn2cvs set sender to mdf@repoman.freebsd.org using -f From: Matthew D Fleming Date: Wed, 2 Feb 2011 16:35:10 +0000 (UTC) To: cvs-src-old@freebsd.org X-FreeBSD-CVS-Branch: HEAD Subject: cvs commit: src/sys/amd64/amd64 uio_machdep.c src/sys/arm/arm uio_machdep.c src/sys/i386/i386 uio_machdep.c src/sys/ia64/ia64 uio_machdep.c src/sys/kern imgact_elf.c subr_uio.c vfs_mount.c vfs_subr.c src/sys/mips/mips uio_machdep.c src/sys/powerpc/powerpc ... X-BeenThere: cvs-src-old@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: **OBSOLETE** CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 Feb 2011 16:35:40 -0000 mdf 2011-02-02 16:35:10 UTC FreeBSD src repository Modified files: sys/amd64/amd64 uio_machdep.c sys/arm/arm uio_machdep.c sys/i386/i386 uio_machdep.c sys/ia64/ia64 uio_machdep.c sys/kern imgact_elf.c subr_uio.c vfs_mount.c vfs_subr.c sys/mips/mips uio_machdep.c sys/powerpc/powerpc uio_machdep.c sys/sparc64/sparc64 uio_machdep.c sys/sun4v/sun4v uio_machdep.c sys/sys uio.h vnode.h sys/ufs/ffs ffs_rawread.c ffs_softdep.c Log: SVN rev 218195 on 2011-02-02 16:35:10Z by mdf Put the general logic for being a CPU hog into a new function should_yield(). Use this in various places. Encapsulate the common case of check-and-yield into a new function maybe_yield(). Change several checks for a magic number of iterations to use should_yield() instead. MFC after: 1 week Revision Changes Path 1.7 +1 -2 src/sys/amd64/amd64/uio_machdep.c 1.7 +1 -2 src/sys/arm/arm/uio_machdep.c 1.9 +1 -2 src/sys/i386/i386/uio_machdep.c 1.6 +1 -2 src/sys/ia64/ia64/uio_machdep.c 1.215 +1 -2 src/sys/kern/imgact_elf.c 1.4 +17 -6 src/sys/kern/subr_uio.c 1.327 +1 -2 src/sys/kern/vfs_mount.c 1.804 +2 -2 src/sys/kern/vfs_subr.c 1.5 +1 -2 src/sys/mips/mips/uio_machdep.c 1.11 +1 -2 src/sys/powerpc/powerpc/uio_machdep.c 1.10 +1 -2 src/sys/sparc64/sparc64/uio_machdep.c 1.3 +1 -2 src/sys/sun4v/sun4v/uio_machdep.c 1.43 +2 -0 src/sys/sys/uio.h 1.373 +0 -2 src/sys/sys/vnode.h 1.34 +1 -2 src/sys/ufs/ffs/ffs_rawread.c 1.264 +2 -3 src/sys/ufs/ffs/ffs_softdep.c