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authorJan Beulich <jbeulich@novell.com>2009-03-12 10:58:33 +0000
committerSam Ravnborg <sam@ravnborg.org>2009-06-09 22:37:43 +0200
commitfd6c3a8dc44329d3aff9a578b5120982f63711ee (patch)
treeba7b7a183d0db95a4ddb33e83a075f963a2028e3 /include
parent6d9923219c6cd1df360f8823253717623f3ad348 (diff)
downloadlinux-fd6c3a8dc44329d3aff9a578b5120982f63711ee.tar.gz
initconst adjustments
- add .init.rodata to INIT_DATA, and group all initconst flavors
  together
- move strings generated from __setup_param() into .init.rodata
- add .*init.rodata to modpost's sets of init sections
- make modpost warn about references between meminit and cpuinit
  as well as memexit and cpuexit sections (as CPU and memory
  hotplug are independently selectable features)

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-generic/vmlinux.lds.h5
-rw-r--r--include/linux/init.h3
2 files changed, 5 insertions, 3 deletions
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 89853bcd27a6..3edb11499743 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -336,10 +336,11 @@
 #define INIT_DATA							\
 	*(.init.data)							\
 	DEV_DISCARD(init.data)						\
-	DEV_DISCARD(init.rodata)					\
 	CPU_DISCARD(init.data)						\
-	CPU_DISCARD(init.rodata)					\
 	MEM_DISCARD(init.data)						\
+	*(.init.rodata)							\
+	DEV_DISCARD(init.rodata)					\
+	CPU_DISCARD(init.rodata)					\
 	MEM_DISCARD(init.rodata)
 
 #define INIT_TEXT							\
diff --git a/include/linux/init.h b/include/linux/init.h
index 0e06c176f185..9f70c9f25d4b 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -225,7 +225,8 @@ struct obs_kernel_param {
  * obs_kernel_param "array" too far apart in .init.setup.
  */
 #define __setup_param(str, unique_id, fn, early)			\
-	static char __setup_str_##unique_id[] __initdata __aligned(1) = str; \
+	static const char __setup_str_##unique_id[] __initconst	\
+		__aligned(1) = str; \
 	static struct obs_kernel_param __setup_##unique_id	\
 		__used __section(.init.setup)			\
 		__attribute__((aligned((sizeof(long)))))	\