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ftrace: Add missing comment for FTRACE_OPS_FL_RCU

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All the enum flags for FTRACE_OPS has a comment except for the RCU one. Add
the comment for that.

Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt (VMware) 2017-06-21 13:39:13 -04:00
parent 681bec0367
commit d0ba52f1d7
1 changed files with 1 additions and 0 deletions
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include/linux/ftrace.h
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@ -119,6 +119,7 @@ ftrace_func_t ftrace_ops_get_func(struct ftrace_ops *ops);
* for any of the functions that this ops will be registered for, then
* this ops will fail to register or set_filter_ip.
* PID - Is affected by set_ftrace_pid (allows filtering on those pids)
* RCU - Set when the ops can only be called when RCU is watching.
*/
enum {
FTRACE_OPS_FL_ENABLED = 1 << 0,