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| author | Michael S. Tsirkin <mst@redhat.com> | 2010-10-06 15:34:38 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2010-11-04 13:22:10 +0200 |
| commit | 533a19b4b88fcf81da3106b94f0ac4ac8b33a248 (patch) | |
| tree | b594af58ac551f0ac19bfb87ea2d433deaf6dcff /drivers/vhost | |
| parent | 3fcedec752108de5d99b9f0373ff880756a1e87d (diff) | |
| download | lwn-533a19b4b88fcf81da3106b94f0ac4ac8b33a248.tar.gz lwn-533a19b4b88fcf81da3106b94f0ac4ac8b33a248.zip | |
vhost: put mm after thread stop
makes it possible to batch use/unuse mm
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/vhost')
| -rw-r--r-- | drivers/vhost/vhost.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index ed277276fa98..9920bae6ee43 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -401,15 +401,14 @@ void vhost_dev_cleanup(struct vhost_dev *dev) kfree(rcu_dereference_protected(dev->memory, lockdep_is_held(&dev->mutex))); RCU_INIT_POINTER(dev->memory, NULL); - if (dev->mm) - mmput(dev->mm); - dev->mm = NULL; - WARN_ON(!list_empty(&dev->work_list)); if (dev->worker) { kthread_stop(dev->worker); dev->worker = NULL; } + if (dev->mm) + mmput(dev->mm); + dev->mm = NULL; } static int log_access_ok(void __user *log_base, u64 addr, unsigned long sz) |