[Midnightbsd-cvs] src [8797] trunk/sys: stop translating the ERRESTART error from the open(2) into EINTR.

[laffer1 at midnightbsd.org]

Revision: 8797
          http://svnweb.midnightbsd.org/src/?rev=8797
Author:   laffer1
Date:     2016-09-25 23:25:36 -0400 (Sun, 25 Sep 2016)
Log Message:
-----------
stop translating the ERRESTART error from the open(2) into EINTR. Posix requires that open(2) is restartable for SA_RESTART.

Modified Paths:
--------------
    trunk/sys/fs/devfs/devfs_vnops.c
    trunk/sys/kern/vfs_syscalls.c

Modified: trunk/sys/fs/devfs/devfs_vnops.c
===================================================================
--- trunk/sys/fs/devfs/devfs_vnops.c	2016-09-26 03:23:43 UTC (rev 8796)
+++ trunk/sys/fs/devfs/devfs_vnops.c	2016-09-26 03:25:36 UTC (rev 8797)
@@ -1089,8 +1089,11 @@
 
 	vn_lock(vp, vlocked | LK_RETRY);
 	dev_relthread(dev, ref);
-	if (error)
+	if (error != 0) {
+		if (error == ERESTART)
+			error = EINTR;
 		return (error);
+	}
 
 #if 0	/* /dev/console */
 	KASSERT(fp != NULL, ("Could not vnode bypass device on NULL fp"));

Modified: trunk/sys/kern/vfs_syscalls.c
===================================================================
--- trunk/sys/kern/vfs_syscalls.c	2016-09-26 03:23:43 UTC (rev 8796)
+++ trunk/sys/kern/vfs_syscalls.c	2016-09-26 03:25:36 UTC (rev 8797)
@@ -1167,8 +1167,6 @@
 			fdclose(fdp, fp, indx, td);
 		fdrop(fp, td);
 
-		if (error == ERESTART)
-			error = EINTR;
 		return (error);
 	}
 	td->td_dupfd = 0;