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authorIngo Molnar <mingo@elte.he>2006-01-14 13:21:28 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-14 18:27:15 -0800
commit40fc55cb69c0386504ab5184e9bea0a7aecb2bd3 (patch)
treea4dd4933013448896d49b0d1cedcc1c43b23fe25 /include
parent9eb8ef7479b6df59645af5d89d293727b521975e (diff)
downloadlinux-40fc55cb69c0386504ab5184e9bea0a7aecb2bd3.tar.gz
[PATCH] Make __always_inline actually force always inlining
This patch is the first in a series that tries to optimize the kernel in terms
of size (and thus cache behavior, both cpu and pagecache).

This first patch changes __always_inline to be a forced inline instead of the
"regular" inline it was on everything except alpha.  This forced inline
matches the intention of the define better as a matter of documentation.
There is no change in behavior by this patch, since "inline" currently is
mapped to a forced inline anyway.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/compiler-gcc3.h1
-rw-r--r--include/linux/compiler-gcc4.h2
2 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/compiler-gcc3.h b/include/linux/compiler-gcc3.h
index 4209082ee934..1698b845761f 100644
--- a/include/linux/compiler-gcc3.h
+++ b/include/linux/compiler-gcc3.h
@@ -13,3 +13,4 @@
 #define __must_check		__attribute__((warn_unused_result))
 #endif
 
+#define __always_inline		inline __attribute__((always_inline))
diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h
index e913e9beaf69..8249115a1f73 100644
--- a/include/linux/compiler-gcc4.h
+++ b/include/linux/compiler-gcc4.h
@@ -6,4 +6,4 @@
 #define __attribute_used__	__attribute__((__used__))
 #define __must_check 		__attribute__((warn_unused_result))
 #define __compiler_offsetof(a,b) __builtin_offsetof(a,b)
-
+#define __always_inline		inline __attribute__((always_inline))