6542161 UNIX03: fdatasync() should be a cancellation point

3 files changed, 12 insertions, 2 deletions

diff --git a/usr/src/lib/libc/port/mapfile-vers b/usr/src/lib/libc/port/mapfile-vers
index d32f776934..1463fb04c5 100644
--- a/usr/src/lib/libc/port/mapfile-vers
+++ b/usr/src/lib/libc/port/mapfile-vers
@@ -1504,6 +1504,7 @@ SUNWprivate_1.1 {
 	_F_cplx_div_rx;
 	_F_cplx_mul;
 	_fcvt;
+	_fdatasync;
 	_ffs;
 	_fgetgrent;
 	_fgetgrent_r;
diff --git a/usr/src/lib/libc/port/sys/fsync.c b/usr/src/lib/libc/port/sys/fsync.c
index f727d5914f..b0278f3d95 100644
--- a/usr/src/lib/libc/port/sys/fsync.c
+++ b/usr/src/lib/libc/port/sys/fsync.c
@@ -20,7 +20,7 @@
  */
 
 /*
- * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
@@ -44,7 +44,7 @@ _fsync(int fd)
 }
 
 int
-fdatasync(int fd)
+_fdatasync(int fd)
 {
 	return (__fdsync(fd, FDSYNC));
 }
diff --git a/usr/src/lib/libc/port/threads/scalls.c b/usr/src/lib/libc/port/threads/scalls.c
index 29da638f13..1b59f8e3a5 100644
--- a/usr/src/lib/libc/port/threads/scalls.c
+++ b/usr/src/lib/libc/port/threads/scalls.c
@@ -694,6 +694,15 @@ fcntl(int fildes, int cmd, ...)
 }
 
 int
+fdatasync(int fildes)
+{
+	extern int _fdatasync(int);
+	int rv;
+
+	PERFORM(_fdatasync(fildes))
+}
+
+int
 fsync(int fildes)
 {
 	extern int _fsync(int);