Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f3fe866d59d707c7a2bba0b23add078e19edb3dc
Commit: f3fe866d59d707c7a2bba0b23add078e19edb3dc
Parent: 01ba2bdc6b639764745ff678caf3fb9e5bcd745a
Author: Sam Ravnborg <[EMAIL PROTECTED]>
AuthorDate: Sun Jan 20 18:54:48 2008 +0100
Committer: Sam Ravnborg <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 23:21:17 2008 +0100
compiler.h: introduce __section()
Add a new helper: __section() that makes a section definition
much shorter and more readable.
Signed-off-by: Sam Ravnborg <[EMAIL PROTECTED]>
---
include/linux/compiler.h | 5 +++++
include/linux/init.h | 26 +++++++++++++-------------
2 files changed, 18 insertions(+), 13 deletions(-)
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index c68b67b..e0114a6 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -175,4 +175,9 @@ extern void __chk_io_ptr(const volatile void __iomem *);
#define __cold
#endif
+/* Simple shorthand for a section definition */
+#ifndef __section
+# define __section(S) __attribute__ ((__section__(#S)))
+#endif
+
#endif /* __LINUX_COMPILER_H */
diff --git a/include/linux/init.h b/include/linux/init.h
index 5141381..9980768 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -40,10 +40,10 @@
/* These are for everybody (although not all archs will actually
discard it in modules) */
-#define __init __attribute__ ((__section__ (".init.text"))) __cold
-#define __initdata __attribute__ ((__section__ (".init.data")))
-#define __exitdata __attribute__ ((__section__(".exit.data")))
-#define __exit_call __attribute_used__ __attribute__ ((__section__
(".exitcall.exit")))
+#define __init __section(.init.text) __cold
+#define __initdata __section(.init.data)
+#define __exitdata __section(.exit.data)
+#define __exit_call __attribute_used__ __section(.exitcall.exit)
/* modpost check for section mismatches during the kernel build.
* A section mismatch happens when there are references from a
@@ -55,14 +55,14 @@
* the init/exit section (code or data) is valid and will teach modpost
* not to issue a warning.
* The markers follow same syntax rules as __init / __initdata. */
-#define __init_refok noinline __attribute__ ((__section__
(".text.init.refok")))
-#define __initdata_refok __attribute__ ((__section__
(".data.init.refok")))
-#define __exit_refok noinline __attribute__ ((__section__
(".exit.text.refok")))
+#define __init_refok noinline __section(.text.init.refok)
+#define __initdata_refok __section(.data.init.refok)
+#define __exit_refok noinline __section(.exit.text.refok)
#ifdef MODULE
-#define __exit __attribute__ ((__section__(".exit.text"))) __cold
+#define __exit __section(.exit.text) __cold
#else
-#define __exit __attribute_used__ __attribute__
((__section__(".exit.text"))) __cold
+#define __exit __attribute_used__ __section(.exit.text) __cold
#endif
/* For assembly routines */
@@ -142,11 +142,11 @@ void prepare_namespace(void);
#define console_initcall(fn) \
static initcall_t __initcall_##fn \
- __attribute_used__ __attribute__((__section__(".con_initcall.init")))=fn
+ __attribute_used__ __section(.con_initcall.init)=fn
#define security_initcall(fn) \
static initcall_t __initcall_##fn \
- __attribute_used__
__attribute__((__section__(".security_initcall.init"))) = fn
+ __attribute_used__ __section(.security_initcall.init) = fn
struct obs_kernel_param {
const char *str;
@@ -164,7 +164,7 @@ struct obs_kernel_param {
static char __setup_str_##unique_id[] __initdata __aligned(1) = str; \
static struct obs_kernel_param __setup_##unique_id \
__attribute_used__ \
- __attribute__((__section__(".init.setup"))) \
+ __section(.init.setup) \
__attribute__((aligned((sizeof(long))))) \
= { __setup_str_##unique_id, fn, early }
@@ -242,7 +242,7 @@ void __init parse_early_param(void);
#endif
/* Data marked not to be saved by software suspend */
-#define __nosavedata __attribute__ ((__section__ (".data.nosave")))
+#define __nosavedata __section(.data.nosave)
/* This means "can be init if no module support, otherwise module load
may call it." */
-
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