https://github.com/torvalds/linux
Revision 919987318a129b4d0c2203a3c6fd2d804be77100 authored by Masahiro Yamada on 03 January 2019, 01:10:38 UTC, committed by Masahiro Yamada on 06 January 2019, 00:46:51 UTC
Some time ago, Sam pointed out a certain degree of overwrap between
generic-y and mandatory-y. (https://lkml.org/lkml/2017/7/10/121)

I tweaked the meaning of mandatory-y a little bit; now it defines the
minimum set of ASM headers that all architectures must have.

If arch does not have specific implementation of a mandatory header,
Kbuild will let it fallback to the asm-generic one by automatically
generating a wrapper. This will allow to drop lots of redundant
generic-y defines.

Previously, "mandatory" was used in the context of UAPI, but I guess
this can be extended to kernel space ASM headers.

Suggested-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
1 parent d4ce545
History
Tip revision: 919987318a129b4d0c2203a3c6fd2d804be77100 authored by Masahiro Yamada on 03 January 2019, 01:10:38 UTC
kbuild: generate asm-generic wrappers if mandatory headers are missing
Tip revision: 9199873
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.clang-format -rw-r--r-- 12.7 KB
.cocciconfig -rw-r--r-- 59 bytes
.get_maintainer.ignore -rw-r--r-- 31 bytes
.gitattributes -rw-r--r-- 30 bytes
.gitignore -rw-r--r-- 1.5 KB
.mailmap -rw-r--r-- 10.7 KB
COPYING -rw-r--r-- 423 bytes
CREDITS -rw-r--r-- 96.7 KB
Kbuild -rw-r--r-- 1.7 KB
Kconfig -rw-r--r-- 563 bytes
MAINTAINERS -rw-r--r-- 480.1 KB
Makefile -rw-r--r-- 59.2 KB
README -rw-r--r-- 727 bytes

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