tracing: Make sure RCU is watching before calling a stack trace
authorSteven Rostedt (VMware) <rostedt@goodmis.org>
Fri, 12 May 2017 17:15:45 +0000 (13:15 -0400)
committerSteven Rostedt (VMware) <rostedt@goodmis.org>
Fri, 19 May 2017 03:57:56 +0000 (23:57 -0400)
commita33d7d94eed92b23fbbc7b0de06a41b2bbaa49e3
tree4663e28c01cc8cffb139af6afeb950532d1e4adc
parent545a028190dae4437aac4f86da7c8ab20857647c
tracing: Make sure RCU is watching before calling a stack trace

As stack tracing now requires "rcu watching", force RCU to be watching when
recording a stack trace.

Link: http://lkml.kernel.org/r/20170512172449.879684501@goodmis.org
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
kernel/trace/trace.c