Implement pthread_attr_[gs]etguardsize(). Non-default-size stacks used to

be malloc()ed, but they are now allocated using mmap(), just as the
default-size stacks are.  A separate cache of stacks is kept for
non-default-size stacks.

Collaboration with:	deischen

1 files changed, 6 insertions, 0 deletions

diff --git a/share/man/man3/pthread_attr.3 b/share/man/man3/pthread_attr.3
index 6707b0a21f7d..54d4344e6ae0 100644
--- a/share/man/man3/pthread_attr.3
+++ b/share/man/man3/pthread_attr.3
@@ -34,6 +34,8 @@
 .Nm pthread_attr_destroy ,
 .Nm pthread_attr_setstacksize ,
 .Nm pthread_attr_getstacksize ,
+.Nm pthread_attr_setguardsize ,
+.Nm pthread_attr_getguardsize ,
 .Nm pthread_attr_setstackaddr ,
 .Nm pthread_attr_getstackaddr ,
 .Nm pthread_attr_setdetachstate ,
@@ -60,6 +62,10 @@
 .Ft int
 .Fn pthread_attr_getstacksize "const pthread_attr_t *attr" "size_t *stacksize"
 .Ft int
+.Fn pthread_attr_setguardsize "pthread_attr_t *attr" "size_t guardsize"
+.Ft int
+.Fn pthread_attr_getguardsize "const pthread_attr_t *attr" "size_t *guardsize"
+.Ft int
 .Fn pthread_attr_setstackaddr "pthread_attr_t *attr" "void *stackaddr"
 .Ft int
 .Fn pthread_attr_getstackaddr "const pthread_attr_t *attr" "void **stackaddr"