5 files changed, 25 insertions, 7 deletions

diff --git a/arch/mn10300/mm/dma-alloc.c b/arch/mn10300/mm/dma-alloc.c
index f3649d8f50e3..4e34880bea03 100644
--- a/arch/mn10300/mm/dma-alloc.c
+++ b/arch/mn10300/mm/dma-alloc.c
@@ -14,14 +14,27 @@
 #include <linux/mm.h>
 #include <linux/string.h>
 #include <linux/pci.h>
+#include <linux/gfp.h>
 #include <asm/io.h>
 
+static unsigned long pci_sram_allocated = 0xbc000000;
+
 void *dma_alloc_coherent(struct device *dev, size_t size,
                          dma_addr_t *dma_handle, int gfp)
 {
         unsigned long addr;
         void *ret;
 
+        printk("dma_alloc_coherent(%s,%zu,,%x)\n", dev_name(dev), size, gfp);
+
+        if (0xbe000000 - pci_sram_allocated >= size) {
+                size = (size + 255) & ~255;
+                addr = pci_sram_allocated;
+                pci_sram_allocated += size;
+                ret = (void *) addr;
+                goto done;
+        }
+
         /* ignore region specifiers */
         gfp &= ~(__GFP_DMA | __GFP_HIGHMEM);
 
@@ -41,7 +54,9 @@ void *dma_alloc_coherent(struct device *dev, size_t size,
         /* write back and evict all cache lines covering this region */
         mn10300_dcache_flush_inv_range2(virt_to_phys((void *) addr), PAGE_SIZE);
 
+done:
         *dma_handle = virt_to_bus((void *) addr);
+        printk("dma_alloc_coherent() = %p [%x]\n", ret, *dma_handle);
         return ret;
 }
 EXPORT_SYMBOL(dma_alloc_coherent);
@@ -51,6 +66,9 @@ void dma_free_coherent(struct device *dev, size_t size, void *vaddr,
 {
         unsigned long addr = (unsigned long) vaddr & ~0x20000000;
 
+        if (addr >= 0x9c000000)
+                return;
+
         free_pages(addr, get_order(size));
 }
 EXPORT_SYMBOL(dma_free_coherent);
diff --git a/arch/mn10300/mm/init.c b/arch/mn10300/mm/init.c
index ec1420562dc7..6e6bc0e51521 100644
--- a/arch/mn10300/mm/init.c
+++ b/arch/mn10300/mm/init.c
@@ -17,7 +17,6 @@
 #include <linux/types.h>
 #include <linux/ptrace.h>
 #include <linux/mman.h>
-#include <linux/slab.h>
 #include <linux/fs.h>
 #include <linux/mm.h>
 #include <linux/swap.h>
@@ -27,6 +26,7 @@
 #include <linux/highmem.h>
 #include <linux/pagemap.h>
 #include <linux/bootmem.h>
+#include <linux/gfp.h>
 
 #include <asm/processor.h>
 #include <asm/system.h>
@@ -118,8 +118,7 @@ void __init mem_init(void)
                reservedpages << (PAGE_SHIFT - 10),
                datasize >> 10,
                initsize >> 10,
-               (unsigned long) (totalhigh_pages << (PAGE_SHIFT - 10))
-               );
+               totalhigh_pages << (PAGE_SHIFT - 10));
 }
 
 /*
diff --git a/arch/mn10300/mm/misalignment.c b/arch/mn10300/mm/misalignment.c
index 30016251f658..6dffbf97ac26 100644
--- a/arch/mn10300/mm/misalignment.c
+++ b/arch/mn10300/mm/misalignment.c
@@ -633,13 +633,13 @@ static int misalignment_addr(unsigned long *registers, unsigned long sp,
                         goto displace_or_inc;
                 case SD24:
                         tmp = disp << 8;
-                        asm("asr 8,%0" : "=r"(tmp) : "0"(tmp));
+                        asm("asr 8,%0" : "=r"(tmp) : "0"(tmp) : "cc");
                         disp = (long) tmp;
                         goto displace_or_inc;
                 case SIMM4_2:
                         tmp = opcode >> 4 & 0x0f;
                         tmp <<= 28;
-                        asm("asr 28,%0" : "=r"(tmp) : "0"(tmp));
+                        asm("asr 28,%0" : "=r"(tmp) : "0"(tmp) : "cc");
                         disp = (long) tmp;
                         goto displace_or_inc;
                 case IMM8:
diff --git a/arch/mn10300/mm/mmu-context.c b/arch/mn10300/mm/mmu-context.c
index 31c9d27a75ae..36ba02191d40 100644
--- a/arch/mn10300/mm/mmu-context.c
+++ b/arch/mn10300/mm/mmu-context.c
@@ -51,9 +51,10 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long addr)
 /*
  * preemptively set a TLB entry
  */
-void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr, pte_t pte)
+void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep)
 {
         unsigned long pteu, ptel, cnx, flags;
+        pte_t pte = *ptep;
 
         addr &= PAGE_MASK;
         ptel = pte_val(pte) & ~(xPTEL_UNUSED1 | xPTEL_UNUSED2);
diff --git a/arch/mn10300/mm/pgtable.c b/arch/mn10300/mm/pgtable.c
index baffc581e031..9c1624c9e4e9 100644
--- a/arch/mn10300/mm/pgtable.c
+++ b/arch/mn10300/mm/pgtable.c
@@ -12,11 +12,11 @@
 #include <linux/sched.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
+#include <linux/gfp.h>
 #include <linux/mm.h>
 #include <linux/swap.h>
 #include <linux/smp.h>
 #include <linux/highmem.h>
-#include <linux/slab.h>
 #include <linux/pagemap.h>
 #include <linux/spinlock.h>
 #include <linux/quicklist.h>