documentation: Document illegality of call_rcu() from offline CPUs
authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Tue, 16 Feb 2016 00:52:35 +0000 (16:52 -0800)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Thu, 31 Mar 2016 20:33:21 +0000 (13:33 -0700)
commit514f1eb5f44520d5255b927ad5aabc00db5bc73d
tree6ca5cc1a495f85e7b6a82d8351906c5a7e964684
parentd8936c0b7e29510ce8f5c85ff5fcc592a938e860
documentation: Document illegality of call_rcu() from offline CPUs

There is already a blanket statement about no member of RCU's API
being legal from an offline CPU, but add an explicit note where it
states that it is illegal to invoke call_rcu() from an NMI handler.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Documentation/RCU/Design/Requirements/Requirements.html
Documentation/RCU/Design/Requirements/Requirements.htmlx