libvirt/SOURCES/libvirt-qemuProcessStartPRDaemonHook-Try-to-set-NS-iff-domain-was-started-with-one.patch
2021-09-10 11:57:18 +00:00

53 lines
1.7 KiB
Diff

From d003bd56fc1e7fc166e7a350e471644431a48988 Mon Sep 17 00:00:00 2001
Message-Id: <d003bd56fc1e7fc166e7a350e471644431a48988@dist-git>
From: Michal Privoznik <mprivozn@redhat.com>
Date: Wed, 11 Jul 2018 17:27:23 +0200
Subject: [PATCH] qemuProcessStartPRDaemonHook: Try to set NS iff domain was
started with one
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
https://bugzilla.redhat.com/show_bug.cgi?id=1470007
Users have possibility to disable qemu namespace feature (e.g.
because they are running on *BSD which lacks Linux NS support).
If that's the case we should not try to move qemu-pr-helper into
the same namespace as qemu is in.
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
(cherry picked from commit dd1d58cabc850324bb9a7ed836985d34697aa7b2)
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
src/qemu/qemu_process.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index 40d35cbe6b..f200729cb1 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -2522,12 +2522,14 @@ qemuProcessStartPRDaemonHook(void *opaque)
int *fds = NULL;
int ret = -1;
- if (virProcessGetNamespaces(vm->pid, &nfds, &fds) < 0)
- return ret;
+ if (qemuDomainNamespaceEnabled(vm, QEMU_DOMAIN_NS_MOUNT)) {
+ if (virProcessGetNamespaces(vm->pid, &nfds, &fds) < 0)
+ return ret;
- if (nfds > 0 &&
- virProcessSetNamespaces(nfds, fds) < 0)
- goto cleanup;
+ if (nfds > 0 &&
+ virProcessSetNamespaces(nfds, fds) < 0)
+ goto cleanup;
+ }
ret = 0;
cleanup:
--
2.18.0