init: annotate all command line parameter infrastructure as const

There is no reason for any of it to be modified.  Additionally, link
.init.setup beside the other constant .init data.

No functional change.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
[jb: reduce alignments to 8]
Reviewed-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>

diff --git a/xen/arch/arm/xen.lds.S b/xen/arch/arm/xen.lds.S
index f501a2fd013f75609f63d37a90bedfa12be0fb01..d22c263b809420b145165a072a52a6acdc076762 100644 (file)
--- a/xen/arch/arm/xen.lds.S
+++ b/xen/arch/arm/xen.lds.S
@@ -115,6 +115,12 @@ SECTIONS
   .init.data : {
        *(.init.rodata)
        *(.init.rodata.str*)
+
+       . = ALIGN(8);
+       __setup_start = .;
+       *(.init.setup)
+       __setup_end = .;
+
        *(.init.data)
        *(.init.data.rel)
        *(.init.data.rel.*)
@@ -125,11 +131,6 @@ SECTIONS
        __ctors_end = .;
   } :text
   . = ALIGN(32);
-  .init.setup : {
-       __setup_start = .;
-       *(.init.setup)
-       __setup_end = .;
-  } :text
   .init.proc.info : {
        __proc_info_start = .;
        *(.init.proc.info)

diff --git a/xen/arch/x86/xen.lds.S b/xen/arch/x86/xen.lds.S
index 3b199ca7b7d63b869f119991da6f372e3cec1c1e..10007a34587bd970456692d8a7ae1bf772a1b0e7 100644 (file)
--- a/xen/arch/x86/xen.lds.S
+++ b/xen/arch/x86/xen.lds.S
@@ -120,6 +120,12 @@ SECTIONS
   .init.data : {
        *(.init.rodata)
        *(.init.rodata.str*)
+
+       . = ALIGN(8);
+       __setup_start = .;
+       *(.init.setup)
+       __setup_end = .;
+
        *(.init.data)
        *(.init.data.rel)
        *(.init.data.rel.*)
@@ -146,11 +152,6 @@ SECTIONS
        __ctors_end = .;
   } :text
   . = ALIGN(32);
-  .init.setup : {
-       __setup_start = .;
-       *(.init.setup)
-       __setup_end = .;
-  } :text
   .initcall.init : {
        __initcall_start = .;
        *(.initcallpresmp.init)

diff --git a/xen/include/xen/init.h b/xen/include/xen/init.h
index 6081102556224af769efe956277dcca1ced85021..142c5c80f81b23a6a1a9468b259a610b5f162132 100644 (file)
--- a/xen/include/xen/init.h
+++ b/xen/include/xen/init.h
@@ -87,8 +87,8 @@ struct kernel_param {
 
 extern struct kernel_param __setup_start, __setup_end;
 
-#define __setup_str static __initdata __attribute__((__aligned__(1))) char
-#define __kparam static __initsetup struct kernel_param
+#define __setup_str static const __initconst __attribute__((__aligned__(1))) char
+#define __kparam static const __initsetup struct kernel_param
 
 #define custom_param(_name, _var) \
     __setup_str __setup_str_##_var[] = _name; \