[libvirt] [PATCH 3/3] qemu: Set RLIMIT_MEMLOCK when memoryBacking/locked is used

Jiri Denemark jdenemar at redhat.com
Fri Jun 28 15:04:30 UTC 2013


If a domain is configured to have all its memory locked, we need to set
RLIMIT_MEMLOCK so that QEMU is actually allowed to lock the memory.
---
 src/qemu/qemu_command.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index f902501..278d2f2 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -6795,6 +6795,7 @@ qemuBuildCommandLine(virConnectPtr conn,
         virCommandAddArgFormat(cmd, "mlock=%s",
                                def->mem.locked ? "on" : "off");
     }
+    mlock = def->mem.locked;
 
     virCommandAddArg(cmd, "-smp");
     if (!(smp = qemuBuildSmpArgStr(def, qemuCaps)))
-- 
1.8.2.1




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