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authorSteven Rostedt (Google) <rostedt@goodmis.org>2023-09-07 22:19:12 -0400
committerSteven Rostedt (Google) <rostedt@goodmis.org>2023-09-08 23:13:02 -0400
commit6fdac58c560e4d164eb8161987bee045147cabe4 (patch)
treedab8496bfc11b2be95d6f8c8ff7ab8d863278ae7 /kernel/trace
parent1ef26d8b2ca5d8715563c951083cf6c385c77d1f (diff)
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tracing: Remove unused trace_event_file dir field
Now that eventfs structure is used to create the events directory via the eventfs dynamically allocate code, the "dir" field of the trace_event_file structure is no longer used. Remove it. Link: https://lkml.kernel.org/r/20230908022001.580400115@goodmis.org Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Ajay Kaher <akaher@vmware.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace')
-rw-r--r--kernel/trace/trace_events.c13
1 files changed, 0 insertions, 13 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 2af92177b765..065c63991858 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -992,19 +992,6 @@ static void remove_subsystem(struct trace_subsystem_dir *dir)
static void remove_event_file_dir(struct trace_event_file *file)
{
- struct dentry *dir = file->dir;
- struct dentry *child;
-
- if (dir) {
- spin_lock(&dir->d_lock); /* probably unneeded */
- list_for_each_entry(child, &dir->d_subdirs, d_child) {
- if (d_really_is_positive(child)) /* probably unneeded */
- d_inode(child)->i_private = NULL;
- }
- spin_unlock(&dir->d_lock);
-
- tracefs_remove(dir);
- }
eventfs_remove(file->ef);
list_del(&file->list);
remove_subsystem(file->system);