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From: Edward Tomasz Napierala <trasz@FreeBSD.org>
Date: Sat, 3 Dec 2016 19:53:15 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org
Subject: svn commit: r309508 - stable/11/usr.sbin/autofs
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Author: trasz
Date: Sat Dec  3 19:53:15 2016
New Revision: 309508
URL: https://svnweb.freebsd.org/changeset/base/309508

Log:
  MFC r308206:
  
  Make autounmountd(8) not die when traced with "truss -p".

Modified:
  stable/11/usr.sbin/autofs/autounmountd.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/usr.sbin/autofs/autounmountd.c
==============================================================================
--- stable/11/usr.sbin/autofs/autounmountd.c	Sat Dec  3 19:52:33 2016	(r309507)
+++ stable/11/usr.sbin/autofs/autounmountd.c	Sat Dec  3 19:53:15 2016	(r309508)
@@ -244,8 +244,11 @@ do_wait(int kq, double sleep_time)
 		log_debugx("waiting for filesystem event");
 		nevents = kevent(kq, NULL, 0, &unused, 1, NULL);
 	}
-	if (nevents < 0)
+	if (nevents < 0) {
+		if (errno == EINTR)
+			return;
 		log_err(1, "kevent");
+	}
 
 	if (nevents == 0) {
 		log_debugx("timeout reached");