[SPARC64]: Use lmb_alloc() for PROM device tree.

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

2 files changed, 11 insertions, 7 deletions

diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c
index 68964ddcde1e..ed03a18d3b36 100644
--- a/arch/sparc64/kernel/prom.c
+++ b/arch/sparc64/kernel/prom.c
@@ -19,8 +19,8 @@
 #include <linux/types.h>
 #include <linux/string.h>
 #include <linux/mm.h>
-#include <linux/bootmem.h>
 #include <linux/module.h>
+#include <linux/lmb.h>
 
 #include <asm/prom.h>
 #include <asm/of_device.h>
@@ -122,16 +122,20 @@ int of_find_in_proplist(const char *list, const char *match, int len)
 }
 EXPORT_SYMBOL(of_find_in_proplist);
 
-static unsigned int prom_early_allocated;
+static unsigned int prom_early_allocated __initdata;
 
 static void * __init prom_early_alloc(unsigned long size)
 {
+        unsigned long paddr = lmb_alloc(size, SMP_CACHE_BYTES);
         void *ret;
 
-        ret = __alloc_bootmem(size, SMP_CACHE_BYTES, 0UL);
-        if (ret != NULL)
-                memset(ret, 0, size);
+        if (!paddr) {
+                prom_printf("prom_early_alloc(%lu) failed\n");
+                prom_halt();
+        }
 
+        ret = __va(paddr);
+        memset(ret, 0, size);
         prom_early_allocated += size;
 
         return ret;
diff --git a/arch/sparc64/mm/init.c b/arch/sparc64/mm/init.c
index 658ec462ed45..0abefc8ca40d 100644
--- a/arch/sparc64/mm/init.c
+++ b/arch/sparc64/mm/init.c
@@ -1214,6 +1214,8 @@ void __init paging_init(void)
          */
         real_setup_per_cpu_areas();
 
+        prom_build_devicetree();
+
         /* Setup bootmem... */
         pages_avail = 0;
         last_valid_pfn = end_pfn = bootmem_init(&pages_avail, phys_base);
@@ -1222,8 +1224,6 @@ void __init paging_init(void)
 
         kernel_physical_mapping_init();
 
-        prom_build_devicetree();
-
         if (tlb_type == hypervisor)
                 sun4v_mdesc_init();