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-rw-r--r--arch/powerpc/mm/fsl_booke_mmu.c2
-rw-r--r--arch/powerpc/mm/init_32.c5
-rw-r--r--arch/powerpc/mm/init_64.c3
-rw-r--r--arch/powerpc/mm/mem.c5
4 files changed, 10 insertions, 5 deletions
diff --git a/arch/powerpc/mm/fsl_booke_mmu.c b/arch/powerpc/mm/fsl_booke_mmu.c
index ada249bf977..ce10e2b1b90 100644
--- a/arch/powerpc/mm/fsl_booke_mmu.c
+++ b/arch/powerpc/mm/fsl_booke_mmu.c
@@ -202,7 +202,7 @@ adjust_total_lowmem(void)
cam_max_size = max_lowmem_size;
/* adjust lowmem size to max_lowmem_size */
- ram = min(max_lowmem_size, total_lowmem);
+ ram = min(max_lowmem_size, (phys_addr_t)total_lowmem);
/* Calculate CAM values */
__cam0 = 1UL << 2 * (__ilog2(ram) / 2);
diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
index 47325f23c51..578750e4ca8 100644
--- a/arch/powerpc/mm/init_32.c
+++ b/arch/powerpc/mm/init_32.c
@@ -59,7 +59,10 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
unsigned long total_memory;
unsigned long total_lowmem;
-phys_addr_t memstart_addr;
+phys_addr_t memstart_addr = (phys_addr_t)~0ull;
+EXPORT_SYMBOL(memstart_addr);
+phys_addr_t kernstart_addr;
+EXPORT_SYMBOL(kernstart_addr);
phys_addr_t lowmem_end_addr;
int boot_mapsize;
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 698bd000f98..c5ac532a016 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -72,7 +72,8 @@
#warning TASK_SIZE is smaller than it needs to be.
#endif
-phys_addr_t memstart_addr;
+phys_addr_t memstart_addr = ~0;
+phys_addr_t kernstart_addr;
void free_initmem(void)
{
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 16def4dcff6..0062e6b1c55 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -216,7 +216,7 @@ void __init do_init_bootmem(void)
unsigned long total_pages;
int boot_mapsize;
- max_pfn = lmb_end_of_DRAM() >> PAGE_SHIFT;
+ max_low_pfn = max_pfn = lmb_end_of_DRAM() >> PAGE_SHIFT;
total_pages = (lmb_end_of_DRAM() - memstart_addr) >> PAGE_SHIFT;
#ifdef CONFIG_HIGHMEM
total_pages = total_lowmem >> PAGE_SHIFT;
@@ -232,7 +232,8 @@ void __init do_init_bootmem(void)
start = lmb_alloc(bootmap_pages << PAGE_SHIFT, PAGE_SIZE);
- boot_mapsize = init_bootmem(start >> PAGE_SHIFT, total_pages);
+ min_low_pfn = MEMORY_START >> PAGE_SHIFT;
+ boot_mapsize = init_bootmem_node(NODE_DATA(0), start >> PAGE_SHIFT, min_low_pfn, max_low_pfn);
/* Add active regions with valid PFNs */
for (i = 0; i < lmb.memory.cnt; i++) {