sparc: unify sections.h

While doing this use standard names for start/end
so we could use definitions straight from asm-generic
for all the typical symbols.

This also allowed us to drop the use of PROVIDE in the linker
script so sprc is less non-standard on this area.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 7 deletions

diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c
index 677c1e187a2..fec926021f4 100644
--- a/arch/sparc/mm/init_32.c
+++ b/arch/sparc/mm/init_32.c
@@ -25,6 +25,7 @@
 #include <linux/pagemap.h>
 #include <linux/poison.h>
 
+#include <asm/sections.h>
 #include <asm/system.h>
 #include <asm/vac-ops.h>
 #include <asm/page.h>
@@ -48,9 +49,6 @@ unsigned long sparc_unmapped_base;
 
 struct pgtable_cache_struct pgt_quicklists;
 
-/* References to section boundaries */
-extern char __init_begin, __init_end, _start, _end, etext , edata;
-
 /* Initial ramdisk setup */
 extern unsigned int sparc_ramdisk_image;
 extern unsigned int sparc_ramdisk_size;
@@ -450,9 +448,9 @@ void __init mem_init(void)
         
         totalram_pages += totalhigh_pages;
 
-        codepages = (((unsigned long) &etext) - ((unsigned long)&_start));
+        codepages = (((unsigned long) &_etext) - ((unsigned long)&_start));
         codepages = PAGE_ALIGN(codepages) >> PAGE_SHIFT;
-        datapages = (((unsigned long) &edata) - ((unsigned long)&etext));
+        datapages = (((unsigned long) &_edata) - ((unsigned long)&_etext));
         datapages = PAGE_ALIGN(datapages) >> PAGE_SHIFT;
         initpages = (((unsigned long) &__init_end) - ((unsigned long) &__init_begin));
         initpages = PAGE_ALIGN(initpages) >> PAGE_SHIFT;
@@ -476,8 +474,10 @@ void __init mem_init(void)
 void free_initmem (void)
 {
         unsigned long addr;
+        unsigned long freed;
 
         addr = (unsigned long)(&__init_begin);
+        freed = (unsigned long)(&__init_end) - addr;
         for (; addr < (unsigned long)(&__init_end); addr += PAGE_SIZE) {
                 struct page *p;
 
@@ -490,8 +490,8 @@ void free_initmem (void)
                 totalram_pages++;
                 num_physpages++;
         }
-        printk(KERN_INFO "Freeing unused kernel memory: %dk freed\n",
-                (&__init_end - &__init_begin) >> 10);
+        printk(KERN_INFO "Freeing unused kernel memory: %ldk freed\n",
+                freed >> 10);
 }
 
 #ifdef CONFIG_BLK_DEV_INITRD