spelling fixes: arch/i386/

Spelling fixes in arch/i386/.

Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/arch/x86/mm/boot_ioremap_32.c b/arch/x86/mm/boot_ioremap_32.c
index 4de95a1..f14da2a 100644
--- a/arch/x86/mm/boot_ioremap_32.c
+++ b/arch/x86/mm/boot_ioremap_32.c
@@ -10,7 +10,7 @@
 
 /*
  * We need to use the 2-level pagetable functions, but CONFIG_X86_PAE
- * keeps that from happenning.  If anyone has a better way, I'm listening.
+ * keeps that from happening.  If anyone has a better way, I'm listening.
  *
  * boot_pte_t is defined only if this all works correctly
  */
diff --git a/arch/x86/mm/discontig_32.c b/arch/x86/mm/discontig_32.c
index 1389377..fe608a4 100644
--- a/arch/x86/mm/discontig_32.c
+++ b/arch/x86/mm/discontig_32.c
@@ -273,7 +273,7 @@
 	 * When mapping a NUMA machine we allocate the node_mem_map arrays
 	 * from node local memory.  They are then mapped directly into KVA
 	 * between zone normal and vmalloc space.  Calculate the size of
-	 * this space and use it to adjust the boundry between ZONE_NORMAL
+	 * this space and use it to adjust the boundary between ZONE_NORMAL
 	 * and ZONE_HIGHMEM.
 	 */
 	find_max_pfn();
diff --git a/arch/x86/mm/fault_32.c b/arch/x86/mm/fault_32.c
index 4d3e538..d618159 100644
--- a/arch/x86/mm/fault_32.c
+++ b/arch/x86/mm/fault_32.c
@@ -354,7 +354,7 @@
 
 	/* When running in the kernel we expect faults to occur only to
 	 * addresses in user space.  All other faults represent errors in the
-	 * kernel and should generate an OOPS.  Unfortunatly, in the case of an
+	 * kernel and should generate an OOPS.  Unfortunately, in the case of an
 	 * erroneous fault occurring in a code path which already holds mmap_sem
 	 * we will deadlock attempting to validate the fault against the
 	 * address space.  Luckily the kernel only validly references user
@@ -362,7 +362,7 @@
 	 * exceptions table.
 	 *
 	 * As the vast majority of faults will be valid we will only perform
-	 * the source reference check when there is a possibilty of a deadlock.
+	 * the source reference check when there is a possibility of a deadlock.
 	 * Attempt to lock the address space, if we cannot we then validate the
 	 * source.  If this is invalid we can skip the address space check,
 	 * thus avoiding the deadlock.