linux/tools
Linus Torvalds 5d0d362330 Kbuild/Kconfig updates for 7.1
Kbuild changes
 ==============
 
   * tools/build: Reject unexpected values for LLVM=
 
   * kbuild: uapi: remove usage of toolchain headers
 
   * kbuild: Switch from '-fms-extensions' to '-fms-anonymous-structs'
     when available (currently: clang >= 23.0.0)
 
   * kbuild: Reduce the number of compiler-generated suffixes for clang
     thin-lto build
 
   * kbuild: reduce output spam ("GEN Makefile") when building out of tree
 
   * check-uapi: improve portability for testing headers
 
   * uapi: also test UAPI headers against C++ compilers
 
   * kbuild: vdso_install: drop build ID architecture allow-list
 
   * checksyscalls: only run when necessary
 
   * Documentation: kbuild: Update the debug information notes in
     reproducible-builds.rst
 
   * kconfig: forbid multiple entries with the same symbol in a choice
 
   * kbuild: expand inlining hints with -fdiagnostics-show-inlining-chain
 
 Kconfig changes
 ===============
 
   * kconfig: Error out on duplicated kconfig inclusion
 
 Cc: Alexander Coffin <alex@cyberialabs.net>
 Cc: Ard Biesheuvel <ardb@kernel.org>
 Cc: Arnd Bergmann <arnd@arndb.de>
 Cc: Bill Wendling <morbo@google.com>
 Cc: David Howells <dhowells@redhat.com>
 Cc: Dodji Seketeli <dodji@seketeli.org>
 Cc: H. Peter Anvin <hpa@zytor.com>
 Cc: Helge Deller <deller@gmx.de>
 Cc: John Moon <john@jmoon.dev>
 Cc: Jonathan Corbet <corbet@lwn.net>
 Cc: Josh Poimboeuf <jpoimboe@kernel.org>
 Cc: Justin Stitt <justinstitt@google.com>
 Cc: Kees Cook <kees@kernel.org>
 Cc: Masahiro Yamada <masahiroy@kernel.org>
 Cc: Nathan Chancellor <nathan@kernel.org>
 Cc: Nick Desaulniers <nick.desaulniers+lkml@gmail.com>
 Cc: Shuah Khan <skhan@linuxfoundation.org>
 Cc: Song Liu <song@kernel.org>
 Cc: Thomas Weißschuh <linux@weissschuh.net>
 Cc: Yonghong Song <yonghong.song@linux.dev>
 Cc: kernel-team@fb.com
 Cc: linux-arm-kernel@lists.infradead.org
 Cc: linux-efi@vger.kernel.org
 Cc: linux-hexagon@vger.kernel.org
 Cc: linux-kbuild@vger.kernel.org
 Cc: linux-kernel@vger.kernel.org
 Cc: linux-parisc@vger.kernel.org
 Cc: linux-s390@vger.kernel.org
 Cc: linuxppc-dev@lists.ozlabs.org
 Cc: llvm@lists.linux.dev
 Cc: loongarch@lists.linux.dev
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Merge tag 'kbuild-7.1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kbuild/linux

Pull Kbuild/Kconfig updates from Nicolas Schier:
 "Kbuild:
   - reject unexpected values for LLVM=
   - uapi: remove usage of toolchain headers
   - switch from '-fms-extensions' to '-fms-anonymous-structs' when
     available (currently: clang >= 23.0.0)
   - reduce the number of compiler-generated suffixes for clang thin-lto
     build
   - reduce output spam ("GEN Makefile") when building out of tree
   - improve portability for testing headers
   - also test UAPI headers against C++ compilers
   - drop build ID architecture allow-list in vdso_install
   - only run checksyscalls when necessary
   - update the debug information notes in reproducible-builds.rst
   - expand inlining hints with -fdiagnostics-show-inlining-chain

  Kconfig:
   - forbid multiple entries with the same symbol in a choice
   - error out on duplicated kconfig inclusion"

* tag 'kbuild-7.1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kbuild/linux: (35 commits)
  kbuild: expand inlining hints with -fdiagnostics-show-inlining-chain
  kconfig: forbid multiple entries with the same symbol in a choice
  Documentation: kbuild: Update the debug information notes in reproducible-builds.rst
  checksyscalls: move instance functionality into generic code
  checksyscalls: only run when necessary
  checksyscalls: fail on all intermediate errors
  checksyscalls: move path to reference table to a variable
  kbuild: vdso_install: drop build ID architecture allow-list
  kbuild: vdso_install: gracefully handle images without build ID
  kbuild: vdso_install: hide readelf warnings
  kbuild: vdso_install: split out the readelf invocation
  kbuild: uapi: also test UAPI headers against C++ compilers
  kbuild: uapi: provide a C++ compatible dummy definition of NULL
  kbuild: uapi: handle UML in architecture-specific exclusion lists
  kbuild: uapi: move all include path flags together
  kbuild: uapi: move some compiler arguments out of the command definition
  check-uapi: use dummy libc includes
  check-uapi: honor ${CROSS_COMPILE} setting
  check-uapi: link into shared objects
  kbuild: reduce output spam when building out of tree
  ...
2026-04-14 09:18:40 -07:00
..
accounting delayacct: fix build regression on accounting tool 2026-02-12 15:45:56 -08:00
arch amd-pstate new content for 7.1 (2026-04-02) 2026-04-04 20:55:56 +02:00
bootconfig tools/bootconfig: fix fd leak in load_xbc_file() on fstat failure 2026-03-19 08:43:06 +09:00
bpf resolve_btfids: Fix linker flags detection 2026-03-07 08:51:51 -08:00
build tools build: Fix rust cross compilation 2026-03-04 11:37:30 -03:00
certs
cgroup
counter
crypto
debugging
dma
docs docs: kdoc_diff: add a helper tool to help checking kdoc regressions 2026-03-30 10:54:13 -06:00
firewire
firmware
gpio
hv
iio
include tools headers: Synchronize linux/build_bug.h with the kernel sources 2026-03-22 18:34:39 -03:00
kvm/kvm_stat
laptop
leds
lib tools: unittest_helper: add a quiet mode 2026-03-30 10:54:13 -06:00
memory-model
mm
net NFSD 7.0 Release Notes 2026-02-12 08:23:53 -08:00
objtool Merge branch 'nocache-cleanup' 2026-04-13 08:39:51 -07:00
pcmcia
perf RISC-V updates for v7.0-rc8 2026-04-10 17:27:08 -07:00
power Power management updates for 7.1-rc1 2026-04-13 19:47:52 -07:00
rcu
sched
sched_ext tools/sched_ext: Add -fms-extensions to bpf build flags 2026-03-02 22:00:23 -10:00
scripts Kbuild/Kconfig updates for 7.1 2026-04-14 09:18:40 -07:00
sound
spi spi: tools: Add include folder to .gitignore 2026-02-09 12:27:31 +00:00
testing gpio updates for v7.1-rc1 2026-04-13 20:10:58 -07:00
thermal
time
tracing rtla: Fix build without libbpf header 2026-03-30 12:44:48 -04:00
unittests docs: kdoc: better handle source when producing YAML output 2026-03-25 13:36:46 -06:00
usb
verification
virtio
wmi
workqueue
writeback
Makefile