Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>

arch/m32r/include/asm/m32104ut/m32104ut_pld.h

@@ -4,7 +4,7 @@
 /*
  * include/asm-m32r/m32104ut/m32104ut_pld.h
  *
- * Definitions for Programable Logic Device(PLD) on M32104UT board.
+ * Definitions for Programmable Logic Device(PLD) on M32104UT board.
  * Based on m32700ut_pld.h
  *
  * Copyright (c) 2002	Takeo Takahashi

arch/m32r/include/asm/m32700ut/m32700ut_pld.h

@@ -4,7 +4,7 @@
 /*
  * include/asm-m32r/m32700ut/m32700ut_pld.h
  *
- * Definitions for Programable Logic Device(PLD) on M32700UT board.
+ * Definitions for Programmable Logic Device(PLD) on M32700UT board.
  *
  * Copyright (c) 2002	Takeo Takahashi
  *

arch/m32r/include/asm/opsput/opsput_pld.h

@@ -4,7 +4,7 @@
 /*
  * include/asm-m32r/opsput/opsput_pld.h
  *
- * Definitions for Programable Logic Device(PLD) on OPSPUT board.
+ * Definitions for Programmable Logic Device(PLD) on OPSPUT board.
  *
  * Copyright (c) 2002	Takeo Takahashi
  *

arch/m32r/include/asm/pgtable-2level.h

@@ -44,7 +44,7 @@ static inline int pgd_present(pgd_t pgd)	{ return 1; }
 #define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval)
 
 /*
- * (pmds are folded into pgds so this doesnt get actually called,
+ * (pmds are folded into pgds so this doesn't get actually called,
  * but the define is needed for a generic inline function.)
  */
 #define set_pmd(pmdptr, pmdval) (*(pmdptr) = pmdval)

arch/m32r/mm/fault.c

@@ -120,7 +120,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long error_code,
 
 	/* 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
@@ -128,7 +128,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long error_code,
 	 * 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.