sh: linker script tidying.

Some cleanups to the SH linker script. This reorders some of the
data sections for more optimal placement, general tabification,
and plugging in omitted generic definitions.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S
index 081147c401b6c2d3664db9887335ce2ea299e795..0956fb3681a316dfa4cbc538326fff5c35724903 100644 (file)
--- a/arch/sh/kernel/vmlinux.lds.S
+++ b/arch/sh/kernel/vmlinux.lds.S
@@ -1,4 +1,4 @@
-/* $Id: vmlinux.lds.S,v 1.8 2003/05/16 17:18:14 lethal Exp $
+/*
  * ld script to make SuperH Linux kernel
  * Written by Niibe Yutaka
  */
@@ -15,113 +15,124 @@ OUTPUT_ARCH(sh)
 ENTRY(_start)
 SECTIONS
 {
-  . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
-  _text = .;                   /* Text and read-only data */
-  text = .;                    /* Text and read-only data */
-  .empty_zero_page : {
-       *(.empty_zero_page)
+       . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
+       _text = .;                      /* Text and read-only data */
+
+       .empty_zero_page : {
+               *(.empty_zero_page)
        } = 0
-  .text : {
-       *(.text.head)
-       TEXT_TEXT
-       SCHED_TEXT
-       LOCK_TEXT
-       *(.fixup)
-       *(.gnu.warning)
+
+       .text : {
+               *(.text.head)
+               TEXT_TEXT
+               SCHED_TEXT
+               LOCK_TEXT
+               KPROBES_TEXT
+               *(.fixup)
+               *(.gnu.warning)
        } = 0x0009
 
-  . = ALIGN(16);               /* Exception table */
-  __start___ex_table = .;
-  __ex_table : { *(__ex_table) }
-  __stop___ex_table = .;
+       . = ALIGN(16);          /* Exception table */
+       __start___ex_table = .;
+       __ex_table : { *(__ex_table) }
+       __stop___ex_table = .;
+
+       _etext = .;                     /* End of text section */
+
+       BUG_TABLE
+       NOTES
+       RO_DATA(PAGE_SIZE)
 
-  _etext = .;                  /* End of text section */
+       . = ALIGN(THREAD_SIZE);
+       .data : {                       /* Data */
+               *(.data.init_task)
 
-  RODATA
+               . = ALIGN(L1_CACHE_BYTES);
+               *(.data.cacheline_aligned)
 
-  BUG_TABLE
+               . = ALIGN(L1_CACHE_BYTES);
+               *(.data.read_mostly)
 
-  .data : {                    /* Data */
-       DATA_DATA
-       CONSTRUCTORS
+               . = ALIGN(PAGE_SIZE);
+               *(.data.page_aligned)
+
+               __nosave_begin = .;
+               *(.data.nosave)
+               . = ALIGN(PAGE_SIZE);
+               __nosave_end = .;
+
+               DATA_DATA
+               CONSTRUCTORS
        }
 
-  . = ALIGN(PAGE_SIZE);
-  .data.page_aligned : { *(.data.page_aligned) }
-  __nosave_begin = .;
-  .data_nosave : { *(.data.nosave) }
-  . = ALIGN(PAGE_SIZE);
-  __nosave_end = .;
-
-  PERCPU(PAGE_SIZE)
-
-  . = ALIGN(L1_CACHE_BYTES);
-  .data.cacheline_aligned : { *(.data.cacheline_aligned) }
-
-  _edata = .;                  /* End of data section */
-
-  . = ALIGN(THREAD_SIZE);              /* init_task */
-  .data.init_task : { *(.data.init_task) }
-
-  . = ALIGN(PAGE_SIZE);                /* Init code and data */
-  __init_begin = .;
-  _sinittext = .;
-  .init.text : { *(.init.text) }
-  _einittext = .;
-  .init.data : { *(.init.data) }
-  . = ALIGN(16);
-  __setup_start = .;
-  .init.setup : { *(.init.setup) }
-  __setup_end = .;
-  __initcall_start = .;
-  .initcall.init : {
-       INITCALLS
-  }
-  __initcall_end = .;
-  __con_initcall_start = .;
-  .con_initcall.init : { *(.con_initcall.init) }
-  __con_initcall_end = .;
-  SECURITY_INIT
-
-  /* .exit.text is discarded at runtime, not link time, to deal with
-     references from .rodata */
-  .exit.text : { *(.exit.text) }
-  .exit.data : { *(.exit.data) }
+       _edata = .;                     /* End of data section */
 
-#ifdef CONFIG_BLK_DEV_INITRD
-  . = ALIGN(PAGE_SIZE);
+       . = ALIGN(PAGE_SIZE);           /* Init code and data */
+       __init_begin = .;
+       _sinittext = .;
+       .init.text : { *(.init.text) }
+       _einittext = .;
+       .init.data : { *(.init.data) }
 
-  __initramfs_start = .;
-  .init.ramfs : { *(.init.ramfs) }
-  __initramfs_end = .;
+       . = ALIGN(16);
+       __setup_start = .;
+       .init.setup : { *(.init.setup) }
+       __setup_end = .;
+
+       __initcall_start = .;
+       .initcall.init : {
+               INITCALLS
+       }
+       __initcall_end = .;
+       __con_initcall_start = .;
+       .con_initcall.init : { *(.con_initcall.init) }
+       __con_initcall_end = .;
+
+       SECURITY_INIT
+
+#ifdef CONFIG_BLK_DEV_INITRD
+       . = ALIGN(PAGE_SIZE);
+       __initramfs_start = .;
+       .init.ramfs : { *(.init.ramfs) }
+       __initramfs_end = .;
 #endif
 
- . = ALIGN(4);
-  __machvec_start = .;
-  .machvec.init : { *(.machvec.init) }
-  __machvec_end = .;
-
-  . = ALIGN(PAGE_SIZE);
-  .bss : {
-       __init_end = .;
-       __bss_start = .;                /* BSS */
-       *(.bss.page_aligned)
-       *(.bss)
        . = ALIGN(4);
-       _ebss = .;                      /* uClinux MTD sucks */
-       _end = . ;
-  }
-
-  /* When something in the kernel is NOT compiled as a module, the
-   * module cleanup code and data are put into these segments.  Both
-   * can then be thrown away, as cleanup code is never called unless
-   * it's a module.
-   */
-  /DISCARD/ : {
-       *(.exitcall.exit)
+       __machvec_start = .;
+       .machvec.init : { *(.machvec.init) }
+       __machvec_end = .;
+
+       PERCPU(PAGE_SIZE)
+
+       /*
+        * .exit.text is discarded at runtime, not link time, to deal with
+        * references from __bug_table
+        */
+       .exit.text : { *(.exit.text) }
+       .exit.data : { *(.exit.data) }
+
+       . = ALIGN(PAGE_SIZE);
+       .bss : {
+               __init_end = .;
+               __bss_start = .;                /* BSS */
+               *(.bss.page_aligned)
+               *(.bss)
+               *(COMMON)
+               . = ALIGN(4);
+               _ebss = .;                      /* uClinux MTD sucks */
+               _end = . ;
        }
 
-  STABS_DEBUG
+       /*
+        * When something in the kernel is NOT compiled as a module, the
+        * module cleanup code and data are put into these segments. Both
+        * can then be thrown away, as cleanup code is never called unless
+        * it's a module.
+        */
+       /DISCARD/ : {
+               *(.exitcall.exit)
+       }
 
-  DWARF_DEBUG
+       STABS_DEBUG
+       DWARF_DEBUG
 }