linux-kernel - [PATCH 01/10] um: stop abusing KBUILD

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20180731113935.6105-2-hch@lst.de>
Date:   Tue, 31 Jul 2018 13:39:26 +0200
From:   Christoph Hellwig <hch@....de>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     Randy Dunlap <rdunlap@...radead.org>,
        Richard Weinberger <richard@....at>,
        Ley Foon Tan <lftan@...era.com>,
        Michal Simek <monstr@...str.eu>, linux-kbuild@...r.kernel.org,
        linux-um@...ts.infradead.org, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 01/10] um: stop abusing KBUILD_KCONFIG

Instead create a arch/um/Kconfig file that just includes the actual
per-arch Kconfig file.  Note that we use HEADER_ARCH to find the
per-arch Kconfig file as that variable already includes the
normalization from i386 or x86_64 to x86.

Signed-off-by: Christoph Hellwig <hch@....de>
Acked-by: Richard Weinberger <richard@....at>
---
 arch/um/Kconfig     | 3 +++
 arch/um/Makefile    | 4 +---
 arch/x86/um/Kconfig | 5 -----
 3 files changed, 4 insertions(+), 8 deletions(-)
 create mode 100644 arch/um/Kconfig

diff --git a/arch/um/Kconfig b/arch/um/Kconfig
new file mode 100644
index 000000000000..76b4a32c9f42
--- /dev/null
+++ b/arch/um/Kconfig
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0
+
+source "arch/$(HEADER_ARCH)/um/Kconfig"
diff --git a/arch/um/Makefile b/arch/um/Makefile
index e54dda8a0363..d427bfc6948f 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -113,8 +113,6 @@ define archhelp
   echo '		   find in the kernel root.'
 endef
 
-KBUILD_KCONFIG := $(HOST_DIR)/um/Kconfig
-
 archheaders:
 	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.asm-generic \
 	            kbuild-file=$(HOST_DIR)/include/asm/Kbuild \
@@ -176,4 +174,4 @@ endef
 include/generated/user_constants.h: $(HOST_DIR)/um/user-offsets.s
 	$(call filechk,gen-asm-offsets)
 
-export SUBARCH USER_CFLAGS CFLAGS_NO_HARDENING OS DEV_NULL_PATH
+export HEADER_ARCH SUBARCH USER_CFLAGS CFLAGS_NO_HARDENING OS DEV_NULL_PATH
diff --git a/arch/x86/um/Kconfig b/arch/x86/um/Kconfig
index 9d529f22fd9d..7e509c83d80d 100644
--- a/arch/x86/um/Kconfig
+++ b/arch/x86/um/Kconfig
@@ -1,9 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0
-mainmenu "User Mode Linux/$(SUBARCH) $(KERNELVERSION) Kernel Configuration"
-
-comment "Compiler: $(CC_VERSION_TEXT)"
-
-source "scripts/Kconfig.include"
 
 source "arch/um/Kconfig.common"
 
-- 
2.18.0