396 	ctx = vmf->vma->vm_userfaultfd_ctx.ctx;  in handle_userfault()
613 			if (vma->vm_userfaultfd_ctx.ctx == release_new_ctx) {  in userfaultfd_event_wait_completion()
614 				vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in userfaultfd_event_wait_completion()
644 	octx = vma->vm_userfaultfd_ctx.ctx;  in dup_userfaultfd()
647 		vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in dup_userfaultfd()
686 	vma->vm_userfaultfd_ctx.ctx = ctx;  in dup_userfaultfd()
715 			     struct vm_userfaultfd_ctx *vm_ctx)  in mremap_userfaultfd_prep()
719 	ctx = vma->vm_userfaultfd_ctx.ctx;  in mremap_userfaultfd_prep()
730 		vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in mremap_userfaultfd_prep()
735 void mremap_userfaultfd_complete(struct vm_userfaultfd_ctx *vm_ctx,  in mremap_userfaultfd_complete()
767 	ctx = vma->vm_userfaultfd_ctx.ctx;  in userfaultfd_remove()
805 		struct userfaultfd_ctx *ctx = vma->vm_userfaultfd_ctx.ctx;  in userfaultfd_unmap_prep()
871 		BUG_ON(!!vma->vm_userfaultfd_ctx.ctx ^  in userfaultfd_release()
873 		if (vma->vm_userfaultfd_ctx.ctx != ctx) {  in userfaultfd_release()
890 		vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in userfaultfd_release()
1355 		BUG_ON(!!cur->vm_userfaultfd_ctx.ctx ^  in userfaultfd_register()
1398 		if (cur->vm_userfaultfd_ctx.ctx &&  in userfaultfd_register()
1399 		    cur->vm_userfaultfd_ctx.ctx != ctx)  in userfaultfd_register()
1420 		BUG_ON(vma->vm_userfaultfd_ctx.ctx &&  in userfaultfd_register()
1421 		       vma->vm_userfaultfd_ctx.ctx != ctx);  in userfaultfd_register()
1428 		if (vma->vm_userfaultfd_ctx.ctx == ctx &&  in userfaultfd_register()
1440 				 ((struct vm_userfaultfd_ctx){ ctx }),  in userfaultfd_register()
1464 		vma->vm_userfaultfd_ctx.ctx = ctx;  in userfaultfd_register()
1564 		BUG_ON(!!cur->vm_userfaultfd_ctx.ctx ^  in userfaultfd_unregister()
1594 		if (!vma->vm_userfaultfd_ctx.ctx)  in userfaultfd_unregister()
1613 			wake_userfault(vma->vm_userfaultfd_ctx.ctx, &range);  in userfaultfd_unregister()
1644 		vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in userfaultfd_unregister()