From: Masahiro Yamada <yamada.masahiro@socionext.com>
To: linux-kbuild@vger.kernel.org
Cc: Josh Boyer <jwboyer@redhat.com>,
Darren Hart <dvhart@linux.intel.com>,
john stultz <johnstul@us.ibm.com>, Michal Marek <mmarek@suse.cz>,
Josh Triplett <josh@joshtriplett.org>,
Masahiro Yamada <yamada.masahiro@socionext.com>,
linux-kernel@vger.kernel.org,
"Yann E. MORIN" <yann.morin.1998@free.fr>
Subject: [PATCH 1/6] kbuild: mergeconfig: fix "jobserver unavailable" warning
Date: Fri, 13 Mar 2015 15:21:38 +0900 [thread overview]
Message-ID: <1426227703-31815-2-git-send-email-yamada.masahiro@socionext.com> (raw)
In-Reply-To: <1426227703-31815-1-git-send-email-yamada.masahiro@socionext.com>
If "make kvmconfig" is run with "-j" option, a warning message,
"jobserver unavailable: using -j1. Add `+' to parent make rule.",
is displayed.
$ make -s defconfig
*** Default configuration is based on 'x86_64_defconfig'
#
# configuration written to .config
#
$ make -j8 kvmconfig
Using ./.config as base
Merging ./arch/x86/configs/kvm_guest.config
[ snip ]
#
# merged configuration written to ./.config (needs make)
#
make[2]: warning: jobserver unavailable: using -j1. Add `+' to
parent make rule.
scripts/kconfig/conf --oldconfig Kconfig
[ snip ]
#
# configuration written to .config
#
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---
scripts/kconfig/Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 9645c07..fc34f46 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -110,7 +110,7 @@ define mergeconfig
$(if $(wildcard $(objtree)/.config),, $(error You need an existing .config for this target))
$(if $(call configfiles,$(1)),, $(error No configuration exists for this target on this architecture))
$(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m -O $(objtree) $(objtree)/.config $(call configfiles,$(1))
-$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig
++$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig
endef
PHONY += kvmconfig
--
1.9.1
next prev parent reply other threads:[~2015-03-13 6:22 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-13 6:21 [PATCH 0/6] kbuild: mergeconfig: fix bugs, improve readability, and add generic entry point Masahiro Yamada
2015-03-13 6:21 ` Masahiro Yamada [this message]
2015-03-13 6:21 ` [PATCH 2/6] kbuild: mergeconfig: move an error check to merge_config.sh Masahiro Yamada
2015-03-13 6:21 ` [PATCH 3/6] kbuild: mergeconfig: remove redundant $(objtree) Masahiro Yamada
2015-03-13 6:21 ` [PATCH 4/6] merge_config.sh: improve indentation Masahiro Yamada
2015-03-13 6:21 ` [PATCH 5/6] merge_config.sh: rename MAKE to RUNMAKE Masahiro Yamada
2015-03-13 6:21 ` [RFC PATCH 6/6] kbuild: add generic mergeconfig target, %.config Masahiro Yamada
2015-03-13 8:27 ` [PATCH 0/6] kbuild: mergeconfig: fix bugs, improve readability, and add generic entry point Josh Triplett
2015-03-13 21:29 ` Darren Hart
2015-03-24 15:55 ` Michal Marek
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