Remove much of the dereferencing of the fd table entries to look

at file flags and replace it with functions that will avoid null
pointer checks.

MFC to be done by archie ;-)

PR:		42100
Reviewed by:	archie, robert
MFC after:	3 days

1 files changed, 5 insertions, 3 deletions

diff --git a/lib/libpthread/thread/thr_private.h b/lib/libpthread/thread/thr_private.h
index ef45706..97b30b7 100644
--- a/lib/libpthread/thread/thr_private.h
+++ b/lib/libpthread/thread/thr_private.h
@@ -1140,8 +1140,6 @@ void	_set_curthread(struct pthread *);
 void	*_thread_stack_alloc(size_t, size_t);
 void	_thread_stack_free(void *, size_t, size_t);
 int     _thread_create(pthread_t *,const pthread_attr_t *,void *(*start_routine)(void *),void *,pthread_t);
-int     _thread_fd_lock(int, int, struct timespec *);
-int     _thread_fd_lock_debug(int, int, struct timespec *,char *fname,int lineno);
 int	_mutex_cv_lock(pthread_mutex_t *);
 int	_mutex_cv_unlock(pthread_mutex_t *);
 void	_mutex_lock_backout(pthread_t);
@@ -1177,6 +1175,11 @@ void	_waitq_clearactive(void);
 #endif
 void    _thread_exit(char *, int, char *);
 void    _thread_exit_cleanup(void);
+int	_thread_fd_getflags(int);
+int     _thread_fd_lock(int, int, struct timespec *);
+int     _thread_fd_lock_debug(int, int, struct timespec *,char *fname,int lineno);
+void	_thread_fd_setflags(int, int);
+int     _thread_fd_table_init(int fd);
 void    _thread_fd_unlock(int, int);
 void    _thread_fd_unlock_debug(int, int, char *, int);
 void    _thread_fd_unlock_owned(pthread_t);
@@ -1203,7 +1206,6 @@ void	_thread_sigframe_restore(struct pthread *thread,
 	    struct pthread_signal_frame *psf);
 void    _thread_start(void);
 void	_thread_seterrno(pthread_t, int);
-int     _thread_fd_table_init(int fd);
 pthread_addr_t _thread_gc(pthread_addr_t);
 void	_thread_enter_cancellation_point(void);
 void	_thread_leave_cancellation_point(void);