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| author | Jeroen Hofstee <jeroen@myspectrum.nl> | 2017-04-21 15:21:11 +0900 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2017-04-23 15:51:26 +0900 |
| commit | cf0c3e68aa81f992b0301f62e341b710d385bf68 (patch) | |
| tree | 7645f9967cf133854eefd270ee84264cc3d614da /include/linux/kbuild.h | |
| parent | 7dd47b95b0f54f2057d40af6e66d477e3fe95d13 (diff) | |
| download | linux-cf0c3e68aa81f992b0301f62e341b710d385bf68.tar.gz linux-cf0c3e68aa81f992b0301f62e341b710d385bf68.tar.bz2 linux-cf0c3e68aa81f992b0301f62e341b710d385bf68.zip | |
kbuild: fix asm-offset generation to work with clang
KBuild abuses the asm statement to write to a file and
clang chokes about these invalid asm statements. Hack it
even more by fooling this is actual valid asm code.
[masahiro:
Import Jeroen's work for U-Boot:
http://patchwork.ozlabs.org/patch/375026/
Tweak sed script a little to avoid garbage '#' for GCC case, like
#define NR_PAGEFLAGS 23 /* __NR_PAGEFLAGS # */ ]
Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Tested-by: Matthias Kaehlcke <mka@chromium.org>
Diffstat (limited to 'include/linux/kbuild.h')
| -rw-r--r-- | include/linux/kbuild.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/kbuild.h b/include/linux/kbuild.h index 22a72198c14b..4e80f3a9ad58 100644 --- a/include/linux/kbuild.h +++ b/include/linux/kbuild.h @@ -2,14 +2,14 @@ #define __LINUX_KBUILD_H #define DEFINE(sym, val) \ - asm volatile("\n->" #sym " %0 " #val : : "i" (val)) + asm volatile("\n.ascii \"->" #sym " %0 " #val "\"" : : "i" (val)) -#define BLANK() asm volatile("\n->" : : ) +#define BLANK() asm volatile("\n.ascii \"->\"" : : ) #define OFFSET(sym, str, mem) \ DEFINE(sym, offsetof(struct str, mem)) #define COMMENT(x) \ - asm volatile("\n->#" x) + asm volatile("\n.ascii \"->#" x "\"") #endif |