Remove set_migrateflags()

[cascardo/linux.git] / include / linux / init.h

diff --git a/include/linux/init.h b/include/linux/init.h
index dcb66c7..fb58c04 100644 (file)
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -42,8 +42,9 @@
    discard it in modules) */
 #define __init         __section(.init.text) __cold
 #define __initdata     __section(.init.data)
+#define __initconst    __section(.init.rodata)
 #define __exitdata     __section(.exit.data)
-#define __exit_call    __attribute_used__ __section(.exitcall.exit)
+#define __exit_call    __used __section(.exitcall.exit)
 
 /* modpost check for section mismatches during the kernel build.
  * A section mismatch happens when there are references from a
@@ -52,12 +53,26 @@
  * when early init has completed so all such references are potential bugs.
  * For exit sections the same issue exists.
  * The following markers are used for the cases where the reference to
- * the init/exit section (code or data) is valid and will teach modpost
- * not to issue a warning.
+ * 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 __section(.text.init.refok)
-#define __initdata_refok          __section(.data.init.refok)
-#define __exit_refok     noinline __section(.exit.text.refok)
+#define __ref            __section(.ref.text) noinline
+#define __refdata        __section(.ref.data)
+#define __refconst       __section(.ref.rodata)
+
+/* backward compatibility note
+ *  A few places hardcode the old section names:
+ *  .text.init.refok
+ *  .data.init.refok
+ *  .exit.text.refok
+ *  They should be converted to use the defines from this file
+ */
+
+/* compatibility defines */
+#define __init_refok     __ref
+#define __initdata_refok __refdata
+#define __exit_refok     __ref
+
 
 #ifdef MODULE
 #define __exitused
@@ -92,12 +107,12 @@
 #define __memexitconst   __section(.memexit.rodata)
 
 /* For assembly routines */
+#define __HEAD         .section        ".head.text","ax"
 #define __INIT         .section        ".init.text","ax"
-#define __INIT_REFOK   .section        ".text.init.refok","ax"
 #define __FINIT                .previous
 
 #define __INITDATA     .section        ".init.data","aw"
-#define __INITDATA_REFOK .section      ".data.init.refok","aw"
+#define __FINITDATA    .previous
 
 #define __DEVINIT        .section      ".devinit.text", "ax"
 #define __DEVINITDATA    .section      ".devinit.data", "aw"
@@ -108,6 +123,11 @@
 #define __MEMINIT        .section      ".meminit.text", "ax"
 #define __MEMINITDATA    .section      ".meminit.data", "aw"
 
+/* silence warnings when references are OK */
+#define __REF            .section       ".ref.text", "ax"
+#define __REFDATA        .section       ".ref.data", "aw"
+#define __REFCONST       .section       ".ref.rodata", "aw"
+
 #ifndef __ASSEMBLY__
 /*
  * Used for initialization calls..
@@ -144,7 +164,7 @@ void prepare_namespace(void);
  */
 
 #define __define_initcall(level,fn,id) \
-       static initcall_t __initcall_##fn##id __attribute_used__ \
+       static initcall_t __initcall_##fn##id __used \
        __attribute__((__section__(".initcall" level ".init"))) = fn
 
 /*
@@ -178,11 +198,11 @@ void prepare_namespace(void);
 
 #define console_initcall(fn) \
        static initcall_t __initcall_##fn \
-       __attribute_used__ __section(.con_initcall.init)=fn
+       __used __section(.con_initcall.init) = fn
 
 #define security_initcall(fn) \
        static initcall_t __initcall_##fn \
-       __attribute_used__ __section(.security_initcall.init) = fn
+       __used __section(.security_initcall.init) = fn
 
 struct obs_kernel_param {
        const char *str;
@@ -199,8 +219,7 @@ struct obs_kernel_param {
 #define __setup_param(str, unique_id, fn, early)                       \
        static char __setup_str_##unique_id[] __initdata __aligned(1) = str; \
        static struct obs_kernel_param __setup_##unique_id      \
-               __attribute_used__                              \
-               __section(.init.setup)                          \
+               __used __section(.init.setup)                   \
                __attribute__((aligned((sizeof(long)))))        \
                = { __setup_str_##unique_id, fn, early }