[PARISC] Switch is_compat_task to use TIF_32BIT

Stop using PER_LINUX32 to designate processes needing
compaterizing. Convert is_compat_task to use TIF_32BIT and
set TIF_32BIT in binfmt_elf32.c

Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
diff --git a/include/asm-parisc/compat.h b/include/asm-parisc/compat.h
index 71b4eee..fe85790 100644
--- a/include/asm-parisc/compat.h
+++ b/include/asm-parisc/compat.h
@@ -5,7 +5,7 @@
  */
 #include <linux/types.h>
 #include <linux/sched.h>
-#include <linux/personality.h>
+#include <linux/thread_info.h>
 
 #define COMPAT_USER_HZ 100
 
@@ -152,7 +152,7 @@
 
 static inline int __is_compat_task(struct task_struct *t)
 {
-	return personality(t->personality) == PER_LINUX32;
+	return test_ti_thread_flag(t->thread_info, TIF_32BIT);
 }
 
 static inline int is_compat_task(void)