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| author | Ingo Molnar <mingo@kernel.org> | 2017-07-30 11:15:13 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-07-30 11:15:13 +0200 |
| commit | f5db340f19f14a8df9dfd22d71fba1513e9f1f7e (patch) | |
| tree | 131d3345bc987aee3c922624de816492e7f323a4 /kernel/trace/trace_stack.c | |
| parent | ee438ec8f33c5af0d4a4ffb935c5b9272e8c2680 (diff) | |
| parent | 38115f2f8cec8087d558c062e779c443a01f87d6 (diff) | |
| download | linux-f5db340f19f14a8df9dfd22d71fba1513e9f1f7e.tar.gz linux-f5db340f19f14a8df9dfd22d71fba1513e9f1f7e.zip | |
Merge branch 'perf/urgent' into perf/core, to pick up latest fixes and refresh the tree
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/trace/trace_stack.c')
| -rw-r--r-- | kernel/trace/trace_stack.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c index b4a751e8f9d6..a4df67cbc711 100644 --- a/kernel/trace/trace_stack.c +++ b/kernel/trace/trace_stack.c @@ -406,6 +406,8 @@ static const struct file_operations stack_trace_fops = { .release = seq_release, }; +#ifdef CONFIG_DYNAMIC_FTRACE + static int stack_trace_filter_open(struct inode *inode, struct file *file) { @@ -423,6 +425,8 @@ static const struct file_operations stack_trace_filter_fops = { .release = ftrace_regex_release, }; +#endif /* CONFIG_DYNAMIC_FTRACE */ + int stack_trace_sysctl(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, @@ -477,8 +481,10 @@ static __init int stack_trace_init(void) trace_create_file("stack_trace", 0444, d_tracer, NULL, &stack_trace_fops); +#ifdef CONFIG_DYNAMIC_FTRACE trace_create_file("stack_trace_filter", 0444, d_tracer, &trace_ops, &stack_trace_filter_fops); +#endif if (stack_trace_filter_buf[0]) ftrace_set_early_filter(&trace_ops, stack_trace_filter_buf, 1); |