Commit 735c4fb9 authored Mar 04, 2008 by Andrew Morton Committed by Linus Torvalds Mar 04, 2008

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>

parent e8ed857c

include/linux/compiler.h

+6 −0

Original line number	Diff line number	Diff line
		@@ -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