sparc: use _start for the start entry (like 64 bit does)

We use "_start" in 64 bit - do the same in 32 bit.
It is always good to be consistent.

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

diff --git a/arch/sparc/boot/piggyback_32.c b/arch/sparc/boot/piggyback_32.c
index cfd95ec..5c86a7d 100644 (file)
--- a/arch/sparc/boot/piggyback_32.c
+++ b/arch/sparc/boot/piggyback_32.c
@@ -73,9 +73,9 @@ static void usage(void)
 
 static int start_line(const char *line)
 {
-       if (strcmp(line + 8, " T start\n") == 0)
+       if (strcmp(line + 8, " T _start\n") == 0)
                return 1;
-       else if (strcmp(line + 16, " T start\n") == 0)
+       else if (strcmp(line + 16, " T _start\n") == 0)
                return 1;
        return 0;
 }
@@ -92,7 +92,7 @@ static int end_line(const char *line)
 /*
  * Find address for start and end in System.map.
  * The file looks like this:
- * f0004000 T start
+ * f0004000 T _start
  * f0379f79 A _end
  * 1234567890123456
  * ^coloumn 1

diff --git a/arch/sparc/kernel/head_32.S b/arch/sparc/kernel/head_32.S
index 21bb259..5942349 100644 (file)
--- a/arch/sparc/kernel/head_32.S
+++ b/arch/sparc/kernel/head_32.S
@@ -73,12 +73,11 @@ sun4e_notsup:
 
        /* The Sparc trap table, bootloader gives us control at _start. */
        __HEAD
-       .globl  start, _stext, _start, __stext
+       .globl  _stext, _start, __stext
        .globl  trapbase
 _start:   /* danger danger */
 __stext:
 _stext:
-start:
 trapbase:
 #ifdef CONFIG_SMP
 trapbase_cpu0:

diff --git a/arch/sparc/mm/sun4c.c b/arch/sparc/mm/sun4c.c
index ddd0d86..b5137cc 100644 (file)
--- a/arch/sparc/mm/sun4c.c
+++ b/arch/sparc/mm/sun4c.c
@@ -435,16 +435,14 @@ void __init sun4c_probe_memerr_reg(void)
 
 static inline void sun4c_init_ss2_cache_bug(void)
 {
-       extern unsigned long start;
-
        if ((idprom->id_machtype == (SM_SUN4C | SM_4C_SS2)) ||
            (idprom->id_machtype == (SM_SUN4C | SM_4C_IPX)) ||
            (idprom->id_machtype == (SM_SUN4C | SM_4C_ELC))) {
                /* Whee.. */
                printk("SS2 cache bug detected, uncaching trap table page\n");
-               sun4c_flush_page((unsigned int) &start);
-               sun4c_put_pte(((unsigned long) &start),
-                       (sun4c_get_pte((unsigned long) &start) | _SUN4C_PAGE_NOCACHE));
+               sun4c_flush_page((unsigned int) &_start);
+               sun4c_put_pte(((unsigned long) &_start),
+                       (sun4c_get_pte((unsigned long) &_start) | _SUN4C_PAGE_NOCACHE));
        }
 }