Fix guardsize semantic

POSIX says guardsize is in addition to stacksize, not included.

* pthread/pt-create.c (__pthread_create_internal): Use setup->guardsize
+ setup->stacksize as stack allocation size. Do not truncate guardsize
to stacksize.
* pthread/pt-internal.h (guardsize): Remove comment.
* sysdeps/generic/pt-attr-setstacksize.c (pthread_attr_setstacksize): Do
not truncate guardsize to stacksize.

1 files changed, 1 insertions, 3 deletions

diff --git a/pthread/pt-create.c b/pthread/pt-create.c
index c2c84b1..8c18902 100644
--- a/pthread/pt-create.c
+++ b/pthread/pt-create.c
@@ -118,12 +118,10 @@ __pthread_create_internal (struct __pthread **thread,
     {
       /* Allocate a stack.  */
       err = __pthread_stack_alloc (&pthread->stackaddr,
-				   setup->stacksize);
+				   setup->guardsize + setup->stacksize);
       if (err)
 	goto failed_stack_alloc;
 
-      pthread->guardsize = (setup->guardsize <= setup->stacksize
-			   ? setup->guardsize : setup->stacksize);
       pthread->stack = 1;
     }