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authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-06 12:30:52 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-06 12:30:52 -0400
commit4aed2fd8e3181fea7c09ba79cf64e7e3f4413bf9 (patch)
tree1f69733e5daab4915a76a41de0e4d1dc61e12cfb /kernel/trace/trace_functions.c
parent3a3527b6461b1298cc53ce72f336346739297ac8 (diff)
parentfc9ea5a1e53ee54f681e226d735008e2a6f8f470 (diff)
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (162 commits) tracing/kprobes: unregister_trace_probe needs to be called under mutex perf: expose event__process function perf events: Fix mmap offset determination perf, powerpc: fsl_emb: Restore setting perf_sample_data.period perf, powerpc: Convert the FSL driver to use local64_t perf tools: Don't keep unreferenced maps when unmaps are detected perf session: Invalidate last_match when removing threads from rb_tree perf session: Free the ref_reloc_sym memory at the right place x86,mmiotrace: Add support for tracing STOS instruction perf, sched migration: Librarize task states and event headers helpers perf, sched migration: Librarize the GUI class perf, sched migration: Make the GUI class client agnostic perf, sched migration: Make it vertically scrollable perf, sched migration: Parameterize cpu height and spacing perf, sched migration: Fix key bindings perf, sched migration: Ignore unhandled task states perf, sched migration: Handle ignored migrate out events perf: New migration tool overview tracing: Drop cpparg() macro perf: Use tracepoint_synchronize_unregister() to flush any pending tracepoint call ... Fix up trivial conflicts in Makefile and drivers/cpufreq/cpufreq.c
Diffstat (limited to 'kernel/trace/trace_functions.c')
-rw-r--r--kernel/trace/trace_functions.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/trace/trace_functions.c b/kernel/trace/trace_functions.c
index b3f3776b0cd6..16aee4d44e8f 100644
--- a/kernel/trace/trace_functions.c
+++ b/kernel/trace/trace_functions.c
@@ -54,14 +54,14 @@ function_trace_call_preempt_only(unsigned long ip, unsigned long parent_ip)
54 struct trace_array_cpu *data; 54 struct trace_array_cpu *data;
55 unsigned long flags; 55 unsigned long flags;
56 long disabled; 56 long disabled;
57 int cpu, resched; 57 int cpu;
58 int pc; 58 int pc;
59 59
60 if (unlikely(!ftrace_function_enabled)) 60 if (unlikely(!ftrace_function_enabled))
61 return; 61 return;
62 62
63 pc = preempt_count(); 63 pc = preempt_count();
64 resched = ftrace_preempt_disable(); 64 preempt_disable_notrace();
65 local_save_flags(flags); 65 local_save_flags(flags);
66 cpu = raw_smp_processor_id(); 66 cpu = raw_smp_processor_id();
67 data = tr->data[cpu]; 67 data = tr->data[cpu];
@@ -71,7 +71,7 @@ function_trace_call_preempt_only(unsigned long ip, unsigned long parent_ip)
71 trace_function(tr, ip, parent_ip, flags, pc); 71 trace_function(tr, ip, parent_ip, flags, pc);
72 72
73 atomic_dec(&data->disabled); 73 atomic_dec(&data->disabled);
74 ftrace_preempt_enable(resched); 74 preempt_enable_notrace();
75} 75}
76 76
77static void 77static void