diff options
Diffstat (limited to 'tools/perf/util/bpf_skel/kwork_trace.bpf.c')
| -rw-r--r-- | tools/perf/util/bpf_skel/kwork_trace.bpf.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/tools/perf/util/bpf_skel/kwork_trace.bpf.c b/tools/perf/util/bpf_skel/kwork_trace.bpf.c index 063c124e0999..9ce9c8dddc4b 100644 --- a/tools/perf/util/bpf_skel/kwork_trace.bpf.c +++ b/tools/perf/util/bpf_skel/kwork_trace.bpf.c @@ -68,8 +68,9 @@ struct { } perf_kwork_name_filter SEC(".maps"); int enabled = 0; -int has_cpu_filter = 0; -int has_name_filter = 0; + +const volatile int has_cpu_filter = 0; +const volatile int has_name_filter = 0; static __always_inline int local_strncmp(const char *s1, unsigned int sz, const char *s2) @@ -79,7 +80,7 @@ static __always_inline int local_strncmp(const char *s1, for (i = 0; i < sz; i++) { ret = (unsigned char)s1[i] - (unsigned char)s2[i]; - if (ret || !s1[i] || !s2[i]) + if (ret || !s1[i]) break; } |