[SPARC64]: Kill all external references to sp_banks[]

Thus, we can mark sp_banks[] static in arch/sparc64/mm/init.c

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 27 deletions

diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index 1aa15990f5af..eeb1e835c423 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -757,26 +757,12 @@ void __init cheetah_ecache_flush_init(void)
         ecache_flush_size = (2 * largest_size);
         ecache_flush_linesize = smallest_linesize;
 
-        /* Discover a physically contiguous chunk of physical
-         * memory in 'sp_banks' of size ecache_flush_size calculated
-         * above.  Store the physical base of this area at
-         * ecache_flush_physbase.
-         */
-        for (node = 0; ; node++) {
-                if (sp_banks[node].num_bytes == 0)
-                        break;
-                if (sp_banks[node].num_bytes >= ecache_flush_size) {
-                        ecache_flush_physbase = sp_banks[node].base_addr;
-                        break;
-                }
-        }
+        ecache_flush_physbase = find_ecache_flush_span(ecache_flush_size);
 
-        /* Note: Zero would be a valid value of ecache_flush_physbase so
-         * don't use that as the success test. :-)
-         */
-        if (sp_banks[node].num_bytes == 0) {
+        if (ecache_flush_physbase == ~0UL) {
                 prom_printf("cheetah_ecache_flush_init: Cannot find %d byte "
-                            "contiguous physical memory.\n", ecache_flush_size);
+                            "contiguous physical memory.\n",
+                            ecache_flush_size);
                 prom_halt();
         }
 
@@ -1345,16 +1331,9 @@ static int cheetah_fix_ce(unsigned long physaddr)
 /* Return non-zero if PADDR is a valid physical memory address. */
 static int cheetah_check_main_memory(unsigned long paddr)
 {
-        int i;
+        unsigned long vaddr = PAGE_OFFSET + paddr;
 
-        for (i = 0; ; i++) {
-                if (sp_banks[i].num_bytes == 0)
-                        break;
-                if (paddr >= sp_banks[i].base_addr &&
-                    paddr < (sp_banks[i].base_addr + sp_banks[i].num_bytes))
-                        return 1;
-        }
-        return 0;
+        return kern_addr_valid(vaddr);
 }
 
 void cheetah_cee_handler(struct pt_regs *regs, unsigned long afsr, unsigned long afar)