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authorSam Ravnborg <sam@ravnborg.org>2008-01-20 12:54:48 -0500
committerSam Ravnborg <sam@ravnborg.org>2008-01-28 17:21:17 -0500
commitf3fe866d59d707c7a2bba0b23add078e19edb3dc (patch)
treee255f81f9401adcaffc101af20ecf54bba033479 /include/linux/init.h
parent01ba2bdc6b639764745ff678caf3fb9e5bcd745a (diff)
compiler.h: introduce __section()
Add a new helper: __section() that makes a section definition much shorter and more readable. Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'include/linux/init.h')
-rw-r--r--include/linux/init.h26
1 files changed, 13 insertions, 13 deletions
diff --git a/include/linux/init.h b/include/linux/init.h
index 5141381a7527..998076818402 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -40,10 +40,10 @@
40 40
41/* These are for everybody (although not all archs will actually 41/* These are for everybody (although not all archs will actually
42 discard it in modules) */ 42 discard it in modules) */
43#define __init __attribute__ ((__section__ (".init.text"))) __cold 43#define __init __section(.init.text) __cold
44#define __initdata __attribute__ ((__section__ (".init.data"))) 44#define __initdata __section(.init.data)
45#define __exitdata __attribute__ ((__section__(".exit.data"))) 45#define __exitdata __section(.exit.data)
46#define __exit_call __attribute_used__ __attribute__ ((__section__ (".exitcall.exit"))) 46#define __exit_call __attribute_used__ __section(.exitcall.exit)
47 47
48/* modpost check for section mismatches during the kernel build. 48/* modpost check for section mismatches during the kernel build.
49 * A section mismatch happens when there are references from a 49 * A section mismatch happens when there are references from a
@@ -55,14 +55,14 @@
55 * the init/exit section (code or data) is valid and will teach modpost 55 * the init/exit section (code or data) is valid and will teach modpost
56 * not to issue a warning. 56 * not to issue a warning.
57 * The markers follow same syntax rules as __init / __initdata. */ 57 * The markers follow same syntax rules as __init / __initdata. */
58#define __init_refok noinline __attribute__ ((__section__ (".text.init.refok"))) 58#define __init_refok noinline __section(.text.init.refok)
59#define __initdata_refok __attribute__ ((__section__ (".data.init.refok"))) 59#define __initdata_refok __section(.data.init.refok)
60#define __exit_refok noinline __attribute__ ((__section__ (".exit.text.refok"))) 60#define __exit_refok noinline __section(.exit.text.refok)
61 61
62#ifdef MODULE 62#ifdef MODULE
63#define __exit __attribute__ ((__section__(".exit.text"))) __cold 63#define __exit __section(.exit.text) __cold
64#else 64#else
65#define __exit __attribute_used__ __attribute__ ((__section__(".exit.text"))) __cold 65#define __exit __attribute_used__ __section(.exit.text) __cold
66#endif 66#endif
67 67
68/* For assembly routines */ 68/* For assembly routines */
@@ -142,11 +142,11 @@ void prepare_namespace(void);
142 142
143#define console_initcall(fn) \ 143#define console_initcall(fn) \
144 static initcall_t __initcall_##fn \ 144 static initcall_t __initcall_##fn \
145 __attribute_used__ __attribute__((__section__(".con_initcall.init")))=fn 145 __attribute_used__ __section(.con_initcall.init)=fn
146 146
147#define security_initcall(fn) \ 147#define security_initcall(fn) \
148 static initcall_t __initcall_##fn \ 148 static initcall_t __initcall_##fn \
149 __attribute_used__ __attribute__((__section__(".security_initcall.init"))) = fn 149 __attribute_used__ __section(.security_initcall.init) = fn
150 150
151struct obs_kernel_param { 151struct obs_kernel_param {
152 const char *str; 152 const char *str;
@@ -164,7 +164,7 @@ struct obs_kernel_param {
164 static char __setup_str_##unique_id[] __initdata __aligned(1) = str; \ 164 static char __setup_str_##unique_id[] __initdata __aligned(1) = str; \
165 static struct obs_kernel_param __setup_##unique_id \ 165 static struct obs_kernel_param __setup_##unique_id \
166 __attribute_used__ \ 166 __attribute_used__ \
167 __attribute__((__section__(".init.setup"))) \ 167 __section(.init.setup) \
168 __attribute__((aligned((sizeof(long))))) \ 168 __attribute__((aligned((sizeof(long))))) \
169 = { __setup_str_##unique_id, fn, early } 169 = { __setup_str_##unique_id, fn, early }
170 170
@@ -242,7 +242,7 @@ void __init parse_early_param(void);
242#endif 242#endif
243 243
244/* Data marked not to be saved by software suspend */ 244/* Data marked not to be saved by software suspend */
245#define __nosavedata __attribute__ ((__section__ (".data.nosave"))) 245#define __nosavedata __section(.data.nosave)
246 246
247/* This means "can be init if no module support, otherwise module load 247/* This means "can be init if no module support, otherwise module load
248 may call it." */ 248 may call it." */