[libvirt] [PATCH] qemu: fix potential dead lock

Wen Congyang wency at cn.fujitsu.com
Fri May 25 10:12:00 UTC 2012


If we lock the qemu_driver, we should call qemuDomainObjBeginJobWithDriver()
not qemuDomainObjBeginJob().

---
 src/qemu/qemu_driver.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 39b27b1..3d62aab 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -8905,7 +8905,7 @@ qemuDomainMigrateBegin3(virDomainPtr domain,
             goto cleanup;
         asyncJob = QEMU_ASYNC_JOB_MIGRATION_OUT;
     } else {
-        if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+        if (qemuDomainObjBeginJobWithDriver(driver, vm, QEMU_JOB_MODIFY) < 0)
             goto cleanup;
         asyncJob = QEMU_ASYNC_JOB_NONE;
     }
-- 
1.7.1




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