From 5917e3a0f450a0750206b30e4dbdfaaf762e4757 Mon Sep 17 00:00:00 2001
From: Paul Moore <pmoore@redhat.com>
Date: Thu, 11 Sep 2014 03:24:27 +0200
Subject: [PATCH 1/4] seccomp: add semctl() to the syscall whitelist

Message-id: <20140911032427.11874.92843.stgit@localhost>
Patchwork-id: 60972
O-Subject: [RHEL7 qemu-kvm-rhev PATCH] seccomp: add semctl() to the syscall whitelist
Bugzilla: 1126704
RH-Acked-by: Markus Armbruster <armbru@redhat.com>
RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>

QEMU needs to call semctl() for correct operation.  This particular
problem was identified on shutdown with the following commandline:

 # qemu -sandbox on -monitor stdio \
   -device intel-hda -device hda-duplex -vnc :0

Signed-off-by: Paul Moore <pmoore@redhat.com>
Signed-off-by: Eduardo Otubo <eduardo.otubo@profitbricks.com>
(cherry picked from commit b22876cc2f863c58cfebd4a5301fc47e8ec89228)
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
 qemu-seccomp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/qemu-seccomp.c b/qemu-seccomp.c
index ea8094d..0503764 100644
--- a/qemu-seccomp.c
+++ b/qemu-seccomp.c
@@ -230,7 +230,8 @@ static const struct QemuSeccompSyscall seccomp_whitelist[] = {
     { SCMP_SYS(timerfd_create), 240 },
     { SCMP_SYS(shmctl), 240 },
     { SCMP_SYS(mlock), 240 },
-    { SCMP_SYS(munlock), 240 }
+    { SCMP_SYS(munlock), 240 },
+    { SCMP_SYS(semctl), 240 }
 };
 
 int seccomp_start(void)
-- 
1.8.3.1