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authorIngo Molnar <mingo@kernel.org>2014-05-07 13:15:46 +0200
committerIngo Molnar <mingo@kernel.org>2014-05-07 13:15:46 +0200
commit2fe5de9ce7d57498abc14b375cad2fcf8c3ee6cc (patch)
tree9478e8cf470c1d5bdb2d89b57a7e35919ab95e72 /kernel/trace/trace_probe.h
parent08f8aeb55d7727d644dbbbbfb798fe937d47751d (diff)
parent2b4cfe64dee0d84506b951d81bf55d9891744d25 (diff)
downloadlwn-2fe5de9ce7d57498abc14b375cad2fcf8c3ee6cc.tar.gz
lwn-2fe5de9ce7d57498abc14b375cad2fcf8c3ee6cc.zip
Merge branch 'sched/urgent' into sched/core, to avoid conflicts
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/trace/trace_probe.h')
-rw-r--r--kernel/trace/trace_probe.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/kernel/trace/trace_probe.h b/kernel/trace/trace_probe.h
index b73574a5f429..fb1ab5dfbd42 100644
--- a/kernel/trace/trace_probe.h
+++ b/kernel/trace/trace_probe.h
@@ -288,6 +288,11 @@ struct trace_probe {
struct probe_arg args[];
};
+struct event_file_link {
+ struct ftrace_event_file *file;
+ struct list_head list;
+};
+
static inline bool trace_probe_is_enabled(struct trace_probe *tp)
{
return !!(tp->flags & (TP_FLAG_TRACE | TP_FLAG_PROFILE));
@@ -316,6 +321,18 @@ static inline int is_good_name(const char *name)
return 1;
}
+static inline struct event_file_link *
+find_event_file_link(struct trace_probe *tp, struct ftrace_event_file *file)
+{
+ struct event_file_link *link;
+
+ list_for_each_entry(link, &tp->files, list)
+ if (link->file == file)
+ return link;
+
+ return NULL;
+}
+
extern int traceprobe_parse_probe_arg(char *arg, ssize_t *size,
struct probe_arg *parg, bool is_return, bool is_kprobe);