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authorLinus Torvalds <torvalds@linux-foundation.org>2021-03-13 12:18:59 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-03-13 12:18:59 -0800
commite83bad7f77a4348277c3ebe9bea4a5b0cd6dfcb5 (patch)
tree13ea5434aedf1a6bc580006ec9950cd843fc0aa2 /include
parentf296bfd5cd04cbb49b8fc9585adc280ab2b58624 (diff)
parentbcbcf50f521843445c9ea320a0569874f88c4b7a (diff)
Merge tag 'kbuild-fixes-v5.12-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild fixes from Masahiro Yamada: - avoid 'make image_name' invoking syncconfig - fix a couple of bugs in scripts/dummy-tools - fix LLD_VENDOR and locale issues in scripts/ld-version.sh - rebuild GCC plugins when the compiler is upgraded - allow LTO to be enabled with KASAN_HW_TAGS - allow LTO to be enabled without LLVM=1 * tag 'kbuild-fixes-v5.12-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: kbuild: fix ld-version.sh to not be affected by locale kbuild: remove meaningless parameter to $(call if_changed_rule,dtc) kbuild: remove LLVM=1 test from HAS_LTO_CLANG kbuild: remove unneeded -O option to dtc kbuild: dummy-tools: adjust to scripts/cc-version.sh kbuild: Allow LTO to be selected with KASAN_HW_TAGS kbuild: dummy-tools: support MPROFILE_KERNEL checks for ppc kbuild: rebuild GCC plugins when the compiler is upgraded kbuild: Fix ld-version.sh script if LLD was built with LLD_VENDOR kbuild: dummy-tools: fix inverted tests for gcc kbuild: add image_name to no-sync-config-targets
Diffstat (limited to 'include')
-rw-r--r--include/linux/compiler-version.h14
-rw-r--r--include/linux/kconfig.h2
2 files changed, 14 insertions, 2 deletions
diff --git a/include/linux/compiler-version.h b/include/linux/compiler-version.h
new file mode 100644
index 000000000000..2b2972c77c62
--- /dev/null
+++ b/include/linux/compiler-version.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifdef __LINUX_COMPILER_VERSION_H
+#error "Please do not include <linux/compiler-version.h>. This is done by the build system."
+#endif
+#define __LINUX_COMPILER_VERSION_H
+
+/*
+ * This header exists to force full rebuild when the compiler is upgraded.
+ *
+ * When fixdep scans this, it will find this string "CONFIG_CC_VERSION_TEXT"
+ * and add dependency on include/config/cc/version/text.h, which is touched
+ * by Kconfig when the version string from the compiler changes.
+ */
diff --git a/include/linux/kconfig.h b/include/linux/kconfig.h
index e78e17a76dc9..24a59cb06963 100644
--- a/include/linux/kconfig.h
+++ b/include/linux/kconfig.h
@@ -2,8 +2,6 @@
#ifndef __LINUX_KCONFIG_H
#define __LINUX_KCONFIG_H
-/* CONFIG_CC_VERSION_TEXT (Do not delete this comment. See help in Kconfig) */
-
#include <generated/autoconf.h>
#ifdef CONFIG_CPU_BIG_ENDIAN