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Diffstat (limited to 'Documentation/admin-guide/binderfs.rst')
-rw-r--r-- | Documentation/admin-guide/binderfs.rst | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/Documentation/admin-guide/binderfs.rst b/Documentation/admin-guide/binderfs.rst index 8243af9b3510..41a4db00df8d 100644 --- a/Documentation/admin-guide/binderfs.rst +++ b/Documentation/admin-guide/binderfs.rst @@ -70,5 +70,18 @@ Deleting binder Devices Binderfs binder devices can be deleted via `unlink() <unlink_>`_. This means that the `rm() <rm_>`_ tool can be used to delete them. Note that the ``binder-control`` device cannot be deleted since this would make the binderfs -instance unuseable. The ``binder-control`` device will be deleted when the +instance unusable. The ``binder-control`` device will be deleted when the binderfs instance is unmounted and all references to it have been dropped. + +Binder features +--------------- + +Assuming an instance of binderfs has been mounted at ``/dev/binderfs``, the +features supported by the binder driver can be located under +``/dev/binderfs/features/``. The presence of individual files can be tested +to determine whether a particular feature is supported by the driver. + +Example:: + + cat /dev/binderfs/features/oneway_spam_detection + 1 |