[Midnightbsd-cvs] src [12330] trunk/sys/sys: sync with FreeBSD 11-stable

[laffer1 at midnightbsd.org]

Revision: 12330
          http://svnweb.midnightbsd.org/src/?rev=12330
Author:   laffer1
Date:     2020-02-08 14:57:06 -0500 (Sat, 08 Feb 2020)
Log Message:
-----------
sync with FreeBSD 11-stable

Modified Paths:
--------------
    trunk/sys/sys/unistd.h
    trunk/sys/sys/unpcb.h

Modified: trunk/sys/sys/unistd.h
===================================================================
--- trunk/sys/sys/unistd.h	2020-02-08 19:56:26 UTC (rev 12329)
+++ trunk/sys/sys/unistd.h	2020-02-08 19:57:06 UTC (rev 12330)
@@ -28,7 +28,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)unistd.h	8.2 (Berkeley) 1/7/94
- * $FreeBSD: stable/10/sys/sys/unistd.h 312171 2017-01-14 11:27:11Z kib $
+ * $FreeBSD: stable/11/sys/sys/unistd.h 353789 2019-10-21 01:24:21Z kevans $
  */
 
 #ifndef _SYS_UNISTD_H_
@@ -51,7 +51,7 @@
  * returns -1, the functions may be stubbed out.
  */
 #define	_POSIX_ADVISORY_INFO		200112L
-#define	_POSIX_ASYNCHRONOUS_IO		0
+#define	_POSIX_ASYNCHRONOUS_IO		200112L
 #define	_POSIX_CHOWN_RESTRICTED		1
 #define	_POSIX_CLOCK_SELECTION		(-1)
 #define	_POSIX_CPUTIME			200112L
@@ -187,11 +187,14 @@
 #define	RFTSIGNUM(flags)	(((flags) >> RFTSIGSHIFT) & RFTSIGMASK)
 #define	RFTSIGFLAGS(signum)	((signum) << RFTSIGSHIFT)
 #define	RFPROCDESC	(1<<28)	/* return a process descriptor */
-#define	RFPPWAIT	(1<<31)	/* parent sleeps until child exits (vfork) */
+/* kernel: parent sleeps until child exits (vfork) */
+#define	RFPPWAIT	(1<<31)
+/* user: vfork(2) semantics, clear signals */
+#define	RFSPAWN		(1U<<31)
 #define	RFFLAGS		(RFFDG | RFPROC | RFMEM | RFNOWAIT | RFCFDG | \
     RFTHREAD | RFSIGSHARE | RFLINUXTHPN | RFSTOPPED | RFHIGHPID | RFTSIGZMB | \
-    RFPROCDESC | RFPPWAIT)
-#define	RFKERNELONLY	(RFSTOPPED | RFHIGHPID | RFPPWAIT | RFPROCDESC)
+    RFPROCDESC | RFSPAWN | RFPPWAIT)
+#define	RFKERNELONLY	(RFSTOPPED | RFHIGHPID | RFPROCDESC)
 
 #endif /* __BSD_VISIBLE */
 

Modified: trunk/sys/sys/unpcb.h
===================================================================
--- trunk/sys/sys/unpcb.h	2020-02-08 19:56:26 UTC (rev 12329)
+++ trunk/sys/sys/unpcb.h	2020-02-08 19:57:06 UTC (rev 12330)
@@ -28,7 +28,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)unpcb.h	8.1 (Berkeley) 6/2/93
- * $FreeBSD: stable/10/sys/sys/unpcb.h 305261 2016-09-02 00:14:28Z markj $
+ * $FreeBSD: stable/11/sys/sys/unpcb.h 339067 2018-10-01 17:36:58Z asomers $
  */
 
 #ifndef _SYS_UNPCB_H_
@@ -151,4 +151,13 @@
 };
 #endif /* _SYS_SOCKETVAR_H_ */
 
+#if defined(_KERNEL)
+struct thread;
+
+/* In uipc_userreq.c */
+void
+unp_copy_peercred(struct thread *td, struct unpcb *client_unp,
+    struct unpcb *server_unp, struct unpcb *listen_unp);
+#endif
+
 #endif /* _SYS_UNPCB_H_ */