On Mon, Apr 07, 2025 at 03:58:01PM +0300, Jarkko Sakkinen wrote: > From: Jarkko Sakkinen <jarkko.sakki...@opinsys.com> > > Add an isolated list of unreferenced keys to be queued for deletion, and > try to pin the keys in the garbage collector before processing anything. > Skip unpinnable keys. > > Use this list for blocking the reaping process during the teardown: > > 1. First off, the keys added to `keys_graveyard` are snapshotted, and the > list is flushed. This the very last step in `key_put()`. > 2. `key_put()` reaches zero. This will mark key as busy for the garbage > collector. > 3. `key_garbage_collector()` will try to increase refcount, which won't go > above zero. Whenever this happens, the key will be skipped. > > Cc: sta...@vger.kernel.org # v6.1+ > Signed-off-by: Jarkko Sakkinen <jarkko.sakki...@opinsys.com>
This version is my master branch now: https://web.git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git/log/ For the time being not in next. BR, Jarkko
