381 	ctx = vmf->vma->vm_userfaultfd_ctx.ctx;  in handle_userfault()
645 			if (vma->vm_userfaultfd_ctx.ctx == release_new_ctx) {  in userfaultfd_event_wait_completion()
646 				vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in userfaultfd_event_wait_completion()
676 	octx = vma->vm_userfaultfd_ctx.ctx;  in dup_userfaultfd()
678 		vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in dup_userfaultfd()
716 	vma->vm_userfaultfd_ctx.ctx = ctx;  in dup_userfaultfd()
745 			     struct vm_userfaultfd_ctx *vm_ctx)  in mremap_userfaultfd_prep()
749 	ctx = vma->vm_userfaultfd_ctx.ctx;  in mremap_userfaultfd_prep()
760 		vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in mremap_userfaultfd_prep()
765 void mremap_userfaultfd_complete(struct vm_userfaultfd_ctx *vm_ctx,  in mremap_userfaultfd_complete()
797 	ctx = vma->vm_userfaultfd_ctx.ctx;  in userfaultfd_remove()
835 		struct userfaultfd_ctx *ctx = vma->vm_userfaultfd_ctx.ctx;  in userfaultfd_unmap_prep()
903 		BUG_ON(!!vma->vm_userfaultfd_ctx.ctx ^  in userfaultfd_release()
905 		if (vma->vm_userfaultfd_ctx.ctx != ctx) {  in userfaultfd_release()
922 		vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in userfaultfd_release()
1384 		BUG_ON(!!cur->vm_userfaultfd_ctx.ctx ^  in userfaultfd_register()
1425 		if (cur->vm_userfaultfd_ctx.ctx &&  in userfaultfd_register()
1426 		    cur->vm_userfaultfd_ctx.ctx != ctx)  in userfaultfd_register()
1447 		BUG_ON(vma->vm_userfaultfd_ctx.ctx &&  in userfaultfd_register()
1448 		       vma->vm_userfaultfd_ctx.ctx != ctx);  in userfaultfd_register()
1455 		if (vma->vm_userfaultfd_ctx.ctx == ctx &&  in userfaultfd_register()
1467 				 ((struct vm_userfaultfd_ctx){ ctx }));  in userfaultfd_register()
1489 		vma->vm_userfaultfd_ctx.ctx = ctx;  in userfaultfd_register()
1573 		BUG_ON(!!cur->vm_userfaultfd_ctx.ctx ^  in userfaultfd_unregister()
1603 		if (!vma->vm_userfaultfd_ctx.ctx)  in userfaultfd_unregister()
1622 			wake_userfault(vma->vm_userfaultfd_ctx.ctx, &range);  in userfaultfd_unregister()
1651 		vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;  in userfaultfd_unregister()