diff options
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/pci/drm/amd/amdkfd/kfd_svm.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/dev/pci/drm/amd/amdkfd/kfd_svm.c b/sys/dev/pci/drm/amd/amdkfd/kfd_svm.c index a4c911fa167..b51224a85a3 100644 --- a/sys/dev/pci/drm/amd/amdkfd/kfd_svm.c +++ b/sys/dev/pci/drm/amd/amdkfd/kfd_svm.c @@ -2343,8 +2343,10 @@ retry: mutex_unlock(&svms->lock); mmap_write_unlock(mm); - /* Pairs with mmget in svm_range_add_list_work */ - mmput(mm); + /* Pairs with mmget in svm_range_add_list_work. If dropping the + * last mm refcount, schedule release work to avoid circular locking + */ + mmput_async(mm); spin_lock(&svms->deferred_list_lock); } |