Date: Sun, 7 Jul 2013 20:39:12 +0000 (UTC) From: Alfred Perlstein <alfred@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r253002 - head Message-ID: <201307072039.r67KdCdR028908@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: alfred Date: Sun Jul 7 20:39:11 2013 New Revision: 253002 URL: http://svnweb.freebsd.org/changeset/base/253002 Log: Document tip on how to build all kernels quickly. Modified: head/Makefile Modified: head/Makefile ============================================================================== --- head/Makefile Sun Jul 7 19:58:14 2013 (r253001) +++ head/Makefile Sun Jul 7 20:39:11 2013 (r253002) @@ -32,6 +32,12 @@ # targets - Print a list of supported TARGET/TARGET_ARCH pairs # for world and kernel targets. # toolchains - Build a toolchain for all world and kernel targets. +# +# "quick" way to test all kernel builds: +# _jflag=`sysctl -n hw.ncpu` +# _jflag=$(($_jflag * 2)) +# [ $_jflag -gt 12 ] && _jflag=12 +# make universe -DMAKE_JUST_KERNELS JFLAG=${jflag} # # This makefile is simple by design. The FreeBSD make automatically reads # the /usr/share/mk/sys.mk unless the -m argument is specified on the
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201307072039.r67KdCdR028908>