From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.kernel.org ([198.145.29.99]:41708 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727956AbgCERPH (ORCPT ); Thu, 5 Mar 2020 12:15:07 -0500 From: Sasha Levin Subject: [PATCH AUTOSEL 5.4 37/58] kbuild: fix DT binding schema rule to detect command line changes Date: Thu, 5 Mar 2020 12:13:58 -0500 Message-Id: <20200305171420.29595-37-sashal@kernel.org> In-Reply-To: <20200305171420.29595-1-sashal@kernel.org> References: <20200305171420.29595-1-sashal@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kbuild-owner@vger.kernel.org List-ID: To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Masahiro Yamada , Rob Herring , Sasha Levin , linux-kbuild@vger.kernel.org From: Masahiro Yamada [ Upstream commit 7a04960560640ac5b0b89461f7757322b57d0c7a ] This if_change_rule is not working properly; it cannot detect any command line change. The reason is because cmd-check in scripts/Kbuild.include compares $(cmd_$@) and $(cmd_$1), but cmd_dtc_dt_yaml does not exist here. For if_change_rule to work properly, the stem part of cmd_* and rule_* must match. Because this cmd_and_fixdep invokes cmd_dtc, this rule must be named rule_dtc. Fixes: 4f0e3a57d6eb ("kbuild: Add support for DT binding schema checks") Signed-off-by: Masahiro Yamada Acked-by: Rob Herring Signed-off-by: Sasha Levin --- scripts/Makefile.lib | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 179d55af58529..8a6663580b8e1 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -305,13 +305,13 @@ DT_TMP_SCHEMA := $(objtree)/$(DT_BINDING_DIR)/processed-schema.yaml quiet_cmd_dtb_check = CHECK $@ cmd_dtb_check = $(DT_CHECKER) -u $(srctree)/$(DT_BINDING_DIR) -p $(DT_TMP_SCHEMA) $@ ; -define rule_dtc_dt_yaml +define rule_dtc $(call cmd_and_fixdep,dtc,yaml) $(call cmd,dtb_check) endef $(obj)/%.dt.yaml: $(src)/%.dts $(DTC) $(DT_TMP_SCHEMA) FORCE - $(call if_changed_rule,dtc_dt_yaml) + $(call if_changed_rule,dtc) dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp) -- 2.20.1