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authorJiri Kosina <jkosina@suse.cz>2013-12-19 15:08:03 +0100
committerJiri Kosina <jkosina@suse.cz>2013-12-19 15:08:32 +0100
commite23c34bb41da65f354fb7eee04300c56ee48f60c (patch)
tree549fbe449d55273b81ef104a9755109bf4ae7817 /kernel/trace/trace_event_perf.c
parentb481c2cb3534c85dca625973b33eba15f9af3e4c (diff)
parent319e2e3f63c348a9b66db4667efa73178e18b17d (diff)
Merge branch 'master' into for-next
Sync with Linus' tree to be able to apply fixes on top of newer things in tree (efi-stub). Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'kernel/trace/trace_event_perf.c')
-rw-r--r--kernel/trace/trace_event_perf.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/trace/trace_event_perf.c b/kernel/trace/trace_event_perf.c
index 80c36bcf66e8..e854f420e033 100644
--- a/kernel/trace/trace_event_perf.c
+++ b/kernel/trace/trace_event_perf.c
@@ -24,9 +24,15 @@ static int total_ref_count;
static int perf_trace_event_perm(struct ftrace_event_call *tp_event,
struct perf_event *p_event)
{
+ if (tp_event->perf_perm) {
+ int ret = tp_event->perf_perm(tp_event, p_event);
+ if (ret)
+ return ret;
+ }
+
/* The ftrace function trace is allowed only for root. */
if (ftrace_event_is_function(tp_event) &&
- perf_paranoid_kernel() && !capable(CAP_SYS_ADMIN))
+ perf_paranoid_tracepoint_raw() && !capable(CAP_SYS_ADMIN))
return -EPERM;
/* No tracing, just counting, so no obvious leak */
@@ -173,7 +179,7 @@ static int perf_trace_event_init(struct ftrace_event_call *tp_event,
int perf_trace_init(struct perf_event *p_event)
{
struct ftrace_event_call *tp_event;
- int event_id = p_event->attr.config;
+ u64 event_id = p_event->attr.config;
int ret = -EINVAL;
mutex_lock(&event_mutex);