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| author | Andrew Morton <akpm@linux-foundation.org> | 2008-03-04 14:28:40 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-03-04 16:35:12 -0800 |
| commit | 735c4fb916e9f83a9350aeb2680d77d01ea75094 (patch) | |
| tree | 1e6a80c0aca5982af0ba96f8ab87e5512ad3c9dc /include/linux/compiler.h | |
| parent | e8ed857c64e3ae62e27606ae58bc7371b5daccb1 (diff) | |
| download | linux-3.10-735c4fb916e9f83a9350aeb2680d77d01ea75094.tar.gz linux-3.10-735c4fb916e9f83a9350aeb2680d77d01ea75094.tar.bz2 linux-3.10-735c4fb916e9f83a9350aeb2680d77d01ea75094.zip | |
add noinline_for_stack
People are adding `noinline' in various places to prevent excess stack
consumption due to gcc inlining. But once this is done, it is quite unobvious
why the `noinline' is present in the code. We can comment each and every
site, or we can use noinline_for_stack.
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/compiler.h')
| -rw-r--r-- | include/linux/compiler.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/compiler.h b/include/linux/compiler.h index d0e17e1657d..dcae0c8d97e 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -138,6 +138,12 @@ extern void __chk_io_ptr(const volatile void __iomem *); #define noinline #endif +/* + * Rather then using noinline to prevent stack consumption, use + * noinline_for_stack instead. For documentaiton reasons. + */ +#define noinline_for_stack noinline + #ifndef __always_inline #define __always_inline inline #endif |