diff options
author | Ingo Molnar <mingo@elte.hu> | 2011-02-18 02:09:49 -0500 |
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committer | Ingo Molnar <mingo@elte.hu> | 2011-02-18 02:09:49 -0500 |
commit | e9345aab675382176740bc8a2c6d3caf1510e46d (patch) | |
tree | ebfe68433e1d2f326fafbb0cf01ef2c061cdb356 | |
parent | bee96907383e71d3996ba2bd0682fefaa492d942 (diff) |
Revert "tracing: Add unstable sched clock note to the warning"
This reverts commit 5e38ca8f3ea423442eaafe1b7e206084aa38120a.
Breaks the build of several !CONFIG_HAVE_UNSTABLE_SCHED_CLOCK
architectures.
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Message-ID: <20110217171823.GB17058@elte.hu>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r-- | kernel/trace/ring_buffer.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 7739893a1d0a..bd1c35a4fbcc 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c | |||
@@ -2163,14 +2163,10 @@ rb_reserve_next_event(struct ring_buffer *buffer, | |||
2163 | delta = diff; | 2163 | delta = diff; |
2164 | if (unlikely(test_time_stamp(delta))) { | 2164 | if (unlikely(test_time_stamp(delta))) { |
2165 | WARN_ONCE(delta > (1ULL << 59), | 2165 | WARN_ONCE(delta > (1ULL << 59), |
2166 | KERN_WARNING "Delta way too big! %llu ts=%llu write stamp = %llu\n%s", | 2166 | KERN_WARNING "Delta way too big! %llu ts=%llu write stamp = %llu\n", |
2167 | (unsigned long long)delta, | 2167 | (unsigned long long)delta, |
2168 | (unsigned long long)ts, | 2168 | (unsigned long long)ts, |
2169 | (unsigned long long)cpu_buffer->write_stamp, | 2169 | (unsigned long long)cpu_buffer->write_stamp); |
2170 | sched_clock_stable ? "" : | ||
2171 | "If you just came from a suspend/resume,\n" | ||
2172 | "please switch to the trace global clock:\n" | ||
2173 | " echo global > /sys/kernel/debug/tracing/trace_clock\n"); | ||
2174 | add_timestamp = 1; | 2170 | add_timestamp = 1; |
2175 | } | 2171 | } |
2176 | } | 2172 | } |