Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (202 commits)
  [POWERPC] Fix compile breakage for 64-bit UP configs
  [POWERPC] Define copy_siginfo_from_user32
  [POWERPC] Add compat handler for PTRACE_GETSIGINFO
  [POWERPC] i2c: Fix build breakage introduced by OF helpers
  [POWERPC] Optimize fls64() on 64-bit processors
  [POWERPC] irqtrace support for 64-bit powerpc
  [POWERPC] Stacktrace support for lockdep
  [POWERPC] Move stackframe definitions to common header
  [POWERPC] Fix device-tree locking vs. interrupts
  [POWERPC] Make pci_bus_to_host()'s struct pci_bus * argument const
  [POWERPC] Remove unused __max_memory variable
  [POWERPC] Simplify xics direct/lpar irq_host setup
  [POWERPC] Use pseries_setup_i8259_cascade() in pseries_mpic_init_IRQ()
  [POWERPC] Turn xics_setup_8259_cascade() into a generic pseries_setup_i8259_cascade()
  [POWERPC] Move xics_setup_8259_cascade() into platforms/pseries/setup.c
  [POWERPC] Use asm-generic/bitops/find.h in bitops.h
  [POWERPC] 83xx: mpc8315 - fix USB UTMI Host setup
  [POWERPC] 85xx: Fix the size of qe muram for MPC8568E
  [POWERPC] 86xx: mpc86xx_hpcn - Temporarily accept old dts node identifier.
  [POWERPC] 86xx: mark functions static, other minor cleanups
  ...

1 files changed, 11 insertions, 10 deletions

diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index be5c506779a..16def4dcff6 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -31,6 +31,7 @@
 #include <linux/initrd.h>
 #include <linux/pagemap.h>
 #include <linux/suspend.h>
+#include <linux/lmb.h>
 
 #include <asm/pgalloc.h>
 #include <asm/prom.h>
@@ -42,7 +43,6 @@
 #include <asm/machdep.h>
 #include <asm/btext.h>
 #include <asm/tlb.h>
-#include <asm/lmb.h>
 #include <asm/sections.h>
 #include <asm/vdso.h>
 
@@ -111,7 +111,7 @@ int memory_add_physaddr_to_nid(u64 start)
 }
 #endif
 
-int __devinit arch_add_memory(int nid, u64 start, u64 size)
+int arch_add_memory(int nid, u64 start, u64 size)
 {
 	struct pglist_data *pgdata;
 	struct zone *zone;
@@ -175,7 +175,6 @@ void show_mem(void)
 
 	printk("Mem-info:\n");
 	show_free_areas();
-	printk("Free swap:       %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
 	for_each_online_pgdat(pgdat) {
 		unsigned long flags;
 		pgdat_resize_lock(pgdat, &flags);
@@ -217,9 +216,11 @@ void __init do_init_bootmem(void)
 	unsigned long total_pages;
 	int boot_mapsize;
 
-	max_pfn = total_pages = lmb_end_of_DRAM() >> PAGE_SHIFT;
+	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;
+	max_low_pfn = lowmem_end_addr >> PAGE_SHIFT;
 #endif
 
 	/*
@@ -245,18 +246,18 @@ void __init do_init_bootmem(void)
 	 * present.
 	 */
 #ifdef CONFIG_HIGHMEM
-	free_bootmem_with_active_regions(0, total_lowmem >> PAGE_SHIFT);
+	free_bootmem_with_active_regions(0, lowmem_end_addr >> PAGE_SHIFT);
 
 	/* reserve the sections we're already using */
 	for (i = 0; i < lmb.reserved.cnt; i++) {
 		unsigned long addr = lmb.reserved.region[i].base +
 				     lmb_size_bytes(&lmb.reserved, i) - 1;
-		if (addr < total_lowmem)
+		if (addr < lowmem_end_addr)
 			reserve_bootmem(lmb.reserved.region[i].base,
 					lmb_size_bytes(&lmb.reserved, i),
 					BOOTMEM_DEFAULT);
-		else if (lmb.reserved.region[i].base < total_lowmem) {
-			unsigned long adjusted_size = total_lowmem -
+		else if (lmb.reserved.region[i].base < lowmem_end_addr) {
+			unsigned long adjusted_size = lowmem_end_addr -
 				      lmb.reserved.region[i].base;
 			reserve_bootmem(lmb.reserved.region[i].base,
 					adjusted_size, BOOTMEM_DEFAULT);
@@ -326,7 +327,7 @@ void __init paging_init(void)
 	       (top_of_ram - total_ram) >> 20);
 	memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
 #ifdef CONFIG_HIGHMEM
-	max_zone_pfns[ZONE_DMA] = total_lowmem >> PAGE_SHIFT;
+	max_zone_pfns[ZONE_DMA] = lowmem_end_addr >> PAGE_SHIFT;
 	max_zone_pfns[ZONE_HIGHMEM] = top_of_ram >> PAGE_SHIFT;
 #else
 	max_zone_pfns[ZONE_DMA] = top_of_ram >> PAGE_SHIFT;
@@ -381,7 +382,7 @@ void __init mem_init(void)
 	{
 		unsigned long pfn, highmem_mapnr;
 
-		highmem_mapnr = total_lowmem >> PAGE_SHIFT;
+		highmem_mapnr = lowmem_end_addr >> PAGE_SHIFT;
 		for (pfn = highmem_mapnr; pfn < max_mapnr; ++pfn) {
 			struct page *page = pfn_to_page(pfn);
 			if (lmb_is_reserved(pfn << PAGE_SHIFT))