diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/ftrace.h | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 6bb5e3f2a3b4..f0b0edbf55a9 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h | |||
@@ -102,6 +102,15 @@ enum { | |||
102 | FTRACE_OPS_FL_DELETED = 1 << 8, | 102 | FTRACE_OPS_FL_DELETED = 1 << 8, |
103 | }; | 103 | }; |
104 | 104 | ||
105 | #ifdef CONFIG_DYNAMIC_FTRACE | ||
106 | /* The hash used to know what functions callbacks trace */ | ||
107 | struct ftrace_ops_hash { | ||
108 | struct ftrace_hash *notrace_hash; | ||
109 | struct ftrace_hash *filter_hash; | ||
110 | struct mutex regex_lock; | ||
111 | }; | ||
112 | #endif | ||
113 | |||
105 | /* | 114 | /* |
106 | * Note, ftrace_ops can be referenced outside of RCU protection. | 115 | * Note, ftrace_ops can be referenced outside of RCU protection. |
107 | * (Although, for perf, the control ops prevent that). If ftrace_ops is | 116 | * (Although, for perf, the control ops prevent that). If ftrace_ops is |
@@ -121,10 +130,9 @@ struct ftrace_ops { | |||
121 | int __percpu *disabled; | 130 | int __percpu *disabled; |
122 | #ifdef CONFIG_DYNAMIC_FTRACE | 131 | #ifdef CONFIG_DYNAMIC_FTRACE |
123 | int nr_trampolines; | 132 | int nr_trampolines; |
124 | struct ftrace_hash *notrace_hash; | 133 | struct ftrace_ops_hash local_hash; |
125 | struct ftrace_hash *filter_hash; | 134 | struct ftrace_ops_hash *func_hash; |
126 | struct ftrace_hash *tramp_hash; | 135 | struct ftrace_hash *tramp_hash; |
127 | struct mutex regex_lock; | ||
128 | unsigned long trampoline; | 136 | unsigned long trampoline; |
129 | #endif | 137 | #endif |
130 | }; | 138 | }; |