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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-06-30 13:05:30 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-06-30 13:05:30 -0700 |
| commit | 22d3e0c36e10296da91e3bb8826592bacfbf4b9c (patch) | |
| tree | 6148e2c2d60a255c33fffaf13f8eb48a42288445 /init | |
| parent | 0fbc4aeabc91f2e39e0dffebe8f81a0eb3648d97 (diff) | |
| parent | 73d1c580f92b203f4c3a189ee98c917c65712f7e (diff) | |
| download | lwn-22d3e0c36e10296da91e3bb8826592bacfbf4b9c.tar.gz lwn-22d3e0c36e10296da91e3bb8826592bacfbf4b9c.zip | |
Merge tag 'kbuild-fixes-v4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild fixes from Masahiro Yamada:
- introduce __diag_* macros and suppress -Wattribute-alias warnings
from GCC 8
- fix stack protector test script for x86_64
- fix line number handling in Kconfig
- document that '#' starts a comment in Kconfig
- handle P_SYMBOL property in dump debugging of Kconfig
- correct help message of LD_DEAD_CODE_DATA_ELIMINATION
- fix occasional segmentation faults in Kconfig
* tag 'kbuild-fixes-v4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
kconfig: loop boundary condition fix
kbuild: reword help of LD_DEAD_CODE_DATA_ELIMINATION
kconfig: handle P_SYMBOL in print_symbol()
kconfig: document Kconfig source file comments
kconfig: fix line numbers for if-entries in menu tree
stack-protector: Fix test with 32-bit userland and CONFIG_64BIT=y
powerpc: Remove -Wattribute-alias pragmas
disable -Wattribute-alias warning for SYSCALL_DEFINEx()
kbuild: add macro for controlling warnings to linux/compiler.h
Diffstat (limited to 'init')
| -rw-r--r-- | init/Kconfig | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/init/Kconfig b/init/Kconfig index fde3d09e8b27..041f3a022122 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1051,10 +1051,9 @@ config LD_DEAD_CODE_DATA_ELIMINATION depends on HAVE_LD_DEAD_CODE_DATA_ELIMINATION depends on EXPERT help - Select this if the architecture wants to do dead code and - data elimination with the linker by compiling with - -ffunction-sections -fdata-sections, and linking with - --gc-sections. + Enable this if you want to do dead code and data elimination with + the linker by compiling with -ffunction-sections -fdata-sections, + and linking with --gc-sections. This can reduce on disk and in-memory size of the kernel code and static data, particularly for small configs and |