x86: fix reboot problem with Dell Optiplex 745, 0KW626 board

[sfrench/cifs-2.6.git] / arch / x86 / kernel / vmlinux_32.lds.S

diff --git a/arch/x86/kernel/vmlinux_32.lds.S b/arch/x86/kernel/vmlinux_32.lds.S
index 7d72cce0052946c93446eaa279c0d476da80af51..2ffa9656fe7ac5ea3fe5fc2b175e996d37972f7a 100644 (file)
--- a/arch/x86/kernel/vmlinux_32.lds.S
+++ b/arch/x86/kernel/vmlinux_32.lds.S
@@ -8,12 +8,6 @@
  * put it inside the section definition.
  */
 
-/* Don't define absolute symbols until and unless you know that symbol
- * value is should remain constant even if kernel image is relocated
- * at run time. Absolute symbols are not relocated. If symbol value should
- * change if kernel is relocated, make the symbol section relative and
- * put it inside the section definition.
- */
 #define LOAD_OFFSET __PAGE_OFFSET
 
 #include <asm-generic/vmlinux.lds.h>
@@ -44,6 +38,8 @@ SECTIONS
 
   /* read-only */
   .text : AT(ADDR(.text) - LOAD_OFFSET) {
+       . = ALIGN(PAGE_SIZE); /* not really needed, already page aligned */
+       *(.text.page_aligned)
        TEXT_TEXT
        SCHED_TEXT
        LOCK_TEXT
@@ -74,21 +70,21 @@ SECTIONS
   RODATA
 
   /* writeable */
-  . = ALIGN(4096);
+  . = ALIGN(PAGE_SIZE);
   .data : AT(ADDR(.data) - LOAD_OFFSET) {      /* Data */
        DATA_DATA
        CONSTRUCTORS
        } :data
 
-  . = ALIGN(4096);
+  . = ALIGN(PAGE_SIZE);
   .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) {
        __nosave_begin = .;
        *(.data.nosave)
-       . = ALIGN(4096);
+       . = ALIGN(PAGE_SIZE);
        __nosave_end = .;
   }
 
-  . = ALIGN(4096);
+  . = ALIGN(PAGE_SIZE);
   .data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) {
        *(.data.page_aligned)
        *(.data.idt)
@@ -112,7 +108,7 @@ SECTIONS
   }
 
   /* might get freed after init */
-  . = ALIGN(4096);
+  . = ALIGN(PAGE_SIZE);
   .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) {
        __smp_locks = .;
        *(.smp_locks)
@@ -124,17 +120,19 @@ SECTIONS
    * after boot. Always make sure that ALIGN() directive is present after
    * the section which contains __smp_alt_end.
    */
-  . = ALIGN(4096);
+  . = ALIGN(PAGE_SIZE);
 
   /* will be freed after init */
-  . = ALIGN(4096);             /* Init code and data */
+  . = ALIGN(PAGE_SIZE);                /* Init code and data */
   .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) {
        __init_begin = .;
        _sinittext = .;
-       *(.init.text)
+       INIT_TEXT
        _einittext = .;
   }
-  .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { *(.init.data) }
+  .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) {
+       INIT_DATA
+  }
   . = ALIGN(16);
   .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) {
        __setup_start = .;
@@ -169,26 +167,30 @@ SECTIONS
   }
   /* .exit.text is discard at runtime, not link time, to deal with references
      from .altinstructions and .eh_frame */
-  .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { *(.exit.text) }
-  .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { *(.exit.data) }
+  .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) {
+       EXIT_TEXT
+  }
+  .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) {
+       EXIT_DATA
+  }
 #if defined(CONFIG_BLK_DEV_INITRD)
-  . = ALIGN(4096);
+  . = ALIGN(PAGE_SIZE);
   .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) {
        __initramfs_start = .;
        *(.init.ramfs)
        __initramfs_end = .;
   }
 #endif
-  . = ALIGN(4096);
+  . = ALIGN(PAGE_SIZE);
   .data.percpu  : AT(ADDR(.data.percpu) - LOAD_OFFSET) {
        __per_cpu_start = .;
        *(.data.percpu)
        *(.data.percpu.shared_aligned)
        __per_cpu_end = .;
   }
-  . = ALIGN(4096);
+  . = ALIGN(PAGE_SIZE);
   /* freed after init ends here */
-       
+
   .bss : AT(ADDR(.bss) - LOAD_OFFSET) {
        __init_end = .;
        __bss_start = .;                /* BSS */
@@ -198,7 +200,7 @@ SECTIONS
        __bss_stop = .;
        _end = . ;
        /* This is where the kernel creates the early boot page tables */
-       . = ALIGN(4096);
+       . = ALIGN(PAGE_SIZE);
        pg0 = . ;
   }