Commit 6d2cd3ce authored by Al Viro's avatar Al Viro

vfio: get rid of open-coding kref_put_mutex

Acked-by: default avatarAlex Williamson <>
Signed-off-by: default avatarAl Viro <>
parent 8ad5db8a
......@@ -264,6 +264,7 @@ static struct vfio_group *vfio_create_group(struct iommu_group *iommu_group)
return group;
/* called with vfio.group_lock held */
static void vfio_group_release(struct kref *kref)
struct vfio_group *group = container_of(kref, struct vfio_group, kref);
......@@ -287,13 +288,7 @@ static void vfio_group_release(struct kref *kref)
static void vfio_group_put(struct vfio_group *group)
* Release needs to unlock to unregister the notifier, so only
* unlock if not released.
if (!kref_put(&group->kref, vfio_group_release))
kref_put_mutex(&group->kref, vfio_group_release, &vfio.group_lock);
/* Assume group_lock or group reference is held */
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