fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / arch / ppc / mm / 44x_mmu.c

diff --git a/arch/ppc/mm/44x_mmu.c b/arch/ppc/mm/44x_mmu.c
index a2ab8b0..0a0a048 100644 (file)
--- a/arch/ppc/mm/44x_mmu.c
+++ b/arch/ppc/mm/44x_mmu.c
@@ -24,7 +24,6 @@
  *
  */
 
-#include <linux/config.h>
 #include <linux/signal.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
@@ -39,7 +38,6 @@
 #include <linux/vmalloc.h>
 #include <linux/init.h>
 #include <linux/delay.h>
-#include <linux/bootmem.h>
 #include <linux/highmem.h>
 
 #include <asm/pgalloc.h>
@@ -55,10 +53,8 @@
 #include <asm/setup.h>
 
 #include "mmu_decl.h"
-#include "mem_pieces.h"
 
 extern char etext[], _stext[];
-extern struct mem_pieces phys_avail;
 
 /* Used by the 44x TLB replacement exception handler.
  * Just needed it declared someplace.
@@ -105,19 +101,9 @@ unsigned long __init mmu_mapin_ram(void)
        unsigned int pinned_tlbs = 1;
        int i;
 
-       /*
-        * If lowmem is not on a pin tlb entry size boundary,
-        * then reserve the last page of system memory. This
-        * eliminates the possibility of a speculative dcache
-        * fetch past the end of system memory that would
-        * result in a machine check exception.
-        */
-       if (total_lowmem | (PPC44x_PIN_SIZE - 1))
-               mem_pieces_remove(&phys_avail, total_lowmem - PAGE_SIZE, PAGE_SIZE, 1);
-
        /* Determine number of entries necessary to cover lowmem */
        pinned_tlbs = (unsigned int)
-               (_ALIGN(total_lowmem, PPC44x_PIN_SIZE) >> PPC44x_PIN_SHIFT);
+               (_ALIGN(total_lowmem, PPC_PIN_SIZE) >> PPC44x_PIN_SHIFT);
 
        /* Write upper watermark to save location */
        tlb_44x_hwater = PPC44x_LOW_SLOT - pinned_tlbs;
@@ -125,7 +111,7 @@ unsigned long __init mmu_mapin_ram(void)
        /* If necessary, set additional pinned TLBs */
        if (pinned_tlbs > 1)
                for (i = (PPC44x_LOW_SLOT-(pinned_tlbs-1)); i < PPC44x_LOW_SLOT; i++) {
-                       unsigned int phys_addr = (PPC44x_LOW_SLOT-i) * PPC44x_PIN_SIZE;
+                       unsigned int phys_addr = (PPC44x_LOW_SLOT-i) * PPC_PIN_SIZE;
                        ppc44x_pin_tlb(i, phys_addr+PAGE_OFFSET, phys_addr);
                }