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Date:      Sat, 9 Jan 2016 17:21:28 +0000 (UTC)
From:      Dmitry Chagin <dchagin@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org
Subject:   svn commit: r293571 - stable/10/sys/compat/linux
Message-ID:  <201601091721.u09HLSZi055715@repo.freebsd.org>
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Author: dchagin
Date: Sat Jan  9 17:21:28 2016
New Revision: 293571
URL: https://svnweb.freebsd.org/changeset/base/293571

Log:
  MFC r283470:
  
  Add EPOLLERR flag handling to epoll.

Modified:
  stable/10/sys/compat/linux/linux_event.c
  stable/10/sys/compat/linux/linux_event.h
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/compat/linux/linux_event.c
==============================================================================
--- stable/10/sys/compat/linux/linux_event.c	Sat Jan  9 17:20:19 2016	(r293570)
+++ stable/10/sys/compat/linux/linux_event.c	Sat Jan  9 17:21:28 2016	(r293571)
@@ -255,6 +255,8 @@ epoll_to_kevent(struct thread *td, struc
 		*kev_flags |= EV_ONESHOT;
 	if ((levents & LINUX_EPOLLET) != 0)
 		*kev_flags |= EV_CLEAR;
+	if ((levents & LINUX_EPOLLERR) != 0)
+		*kev_flags |= EV_ERROR;
 
 	/* flags related to what event is registered */
 	if ((levents & LINUX_EPOLL_EVRD) != 0) {
@@ -296,8 +298,10 @@ static void
 kevent_to_epoll(struct kevent *kevent, struct epoll_event *l_event)
 {
 
-	if ((kevent->flags & EV_ERROR) != 0)
+	if ((kevent->flags & EV_ERROR) != 0) {
+		l_event->events = LINUX_EPOLLERR;
 		return;
+	}
 
 	switch (kevent->filter) {
 	case EVFILT_READ:

Modified: stable/10/sys/compat/linux/linux_event.h
==============================================================================
--- stable/10/sys/compat/linux/linux_event.h	Sat Jan  9 17:20:19 2016	(r293570)
+++ stable/10/sys/compat/linux/linux_event.h	Sat Jan  9 17:21:28 2016	(r293571)
@@ -46,7 +46,7 @@
 #define	LINUX_EPOLLET		1u<<31
 
 #define	LINUX_EPOLL_EVRD	(LINUX_EPOLLIN|LINUX_EPOLLRDNORM	\
-		|LINUX_EPOLLHUP|LINUX_EPOLLPRI)
+		|LINUX_EPOLLHUP|LINUX_EPOLLERR|LINUX_EPOLLPRI)
 #define	LINUX_EPOLL_EVWR	(LINUX_EPOLLOUT|LINUX_EPOLLWRNORM)
 #define	LINUX_EPOLL_EVSUP	(LINUX_EPOLLET|LINUX_EPOLLONESHOT	\
 		|LINUX_EPOLL_EVRD|LINUX_EPOLL_EVWR)

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