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| author | Steven Rostedt (Red Hat) <rostedt@goodmis.org> | 2014-01-14 16:04:59 +0100 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2014-04-21 19:59:27 +0200 |
| commit | 0b9b12c1b884eb34773312f15c194220025e0416 (patch) | |
| tree | ffe346fc3ec3b5d188f3a278d73ba3c55a64bd10 /kernel/trace/trace_selftest.c | |
| parent | tracing: Move tracing_max_latency into trace_array (diff) | |
| download | linux-0b9b12c1b884eb34773312f15c194220025e0416.tar.xz linux-0b9b12c1b884eb34773312f15c194220025e0416.zip | |
tracing: Move ftrace_max_lock into trace_array
In preparation for having tracers enabled in instances, the max_lock
should be unique as updating the max for one tracer is a separate
operation than updating it for another tracer using a different max.
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_selftest.c')
| -rw-r--r-- | kernel/trace/trace_selftest.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c index ac3185892960..1c95cd7a98c8 100644 --- a/kernel/trace/trace_selftest.c +++ b/kernel/trace/trace_selftest.c @@ -65,7 +65,7 @@ static int trace_test_buffer(struct trace_buffer *buf, unsigned long *count) /* Don't allow flipping of max traces now */ local_irq_save(flags); - arch_spin_lock(&ftrace_max_lock); + arch_spin_lock(&buf->tr->max_lock); cnt = ring_buffer_entries(buf->buffer); @@ -83,7 +83,7 @@ static int trace_test_buffer(struct trace_buffer *buf, unsigned long *count) break; } tracing_on(); - arch_spin_unlock(&ftrace_max_lock); + arch_spin_unlock(&buf->tr->max_lock); local_irq_restore(flags); if (count) |