doc: describe token and resource retention in RCU guide
authorHonnappa Nagarahalli <honnappa.nagarahalli@arm.com>
Tue, 8 Oct 2019 21:12:16 +0000 (16:12 -0500)
committerDavid Marchand <david.marchand@redhat.com>
Mon, 21 Oct 2019 15:54:40 +0000 (17:54 +0200)
commit0e9d3de623827faef729a393c94fa42ada2f9cfa
treec7defea461cf297d2c53f3ad1b7e59c14464f4e1
parentf50d9aad00605d1009e2c0fc0ff2cfc49c37b281
doc: describe token and resource retention in RCU guide

After calling rte_rcu_qsbr_start API, the token and the deleted
resource need to be stored for subsequent query/free.

Fixes: 64994b56cfd7 ("rcu: add RCU library supporting QSBR mechanism")
Cc: stable@dpdk.org
Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
Reviewed-by: Gavin Hu <gavin.hu@arm.com>
doc/guides/prog_guide/rcu_lib.rst