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author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-01-07 03:33:10 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-01-07 03:33:10 +0300 |
commit | 85e1ffbd42f664965dc05f6e9851c06379f27fb2 (patch) | |
tree | 125d9a6ce2f74873a0d72c6c13903f11ab7fd51b /Documentation | |
parent | ac5eed2b41776b05cf03aac761d3bb5e64eea24c (diff) | |
parent | d86271af64602e7c86c003b27f27c7216706ff96 (diff) | |
download | linux-85e1ffbd42f664965dc05f6e9851c06379f27fb2.tar.xz |
Merge tag 'kbuild-v4.21-3' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull more Kbuild updates from Masahiro Yamada:
- improve boolinit.cocci and use_after_iter.cocci semantic patches
- fix alignment for kallsyms
- move 'asm goto' compiler test to Kconfig and clean up jump_label
CONFIG option
- generate asm-generic wrappers automatically if arch does not
implement mandatory UAPI headers
- remove redundant generic-y defines
- misc cleanups
* tag 'kbuild-v4.21-3' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
kconfig: rename generated .*conf-cfg to *conf-cfg
kbuild: remove unnecessary stubs for archheader and archscripts
kbuild: use assignment instead of define ... endef for filechk_* rules
arch: remove redundant UAPI generic-y defines
kbuild: generate asm-generic wrappers if mandatory headers are missing
arch: remove stale comments "UAPI Header export list"
riscv: remove redundant kernel-space generic-y
kbuild: change filechk to surround the given command with { }
kbuild: remove redundant target cleaning on failure
kbuild: clean up rule_dtc_dt_yaml
kbuild: remove UIMAGE_IN and UIMAGE_OUT
jump_label: move 'asm goto' support test to Kconfig
kallsyms: lower alignment on ARM
scripts: coccinelle: boolinit: drop warnings on named constants
scripts: coccinelle: check for redeclaration
kconfig: remove unused "file" field of yylval union
nds32: remove redundant kernel-space generic-y
nios2: remove unneeded HAS_DMA define
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/kbuild/makefiles.txt | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt index 8da26c6dd886..bf28c47bfd72 100644 --- a/Documentation/kbuild/makefiles.txt +++ b/Documentation/kbuild/makefiles.txt @@ -1296,9 +1296,12 @@ See subsequent chapter for the syntax of the Kbuild file. --- 7.4 mandatory-y - mandatory-y is essentially used by include/uapi/asm-generic/Kbuild.asm - to define the minimum set of headers that must be exported in - include/asm. + mandatory-y is essentially used by include/(uapi/)asm-generic/Kbuild.asm + to define the minimum set of ASM headers that all architectures must have. + + This works like optional generic-y. If a mandatory header is missing + in arch/$(ARCH)/include/(uapi/)/asm, Kbuild will automatically generate + a wrapper of the asm-generic one. The convention is to list one subdir per line and preferably in alphabetic order. |