diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-11-04 05:54:15 -0500 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-11-04 05:59:45 -0500 |
commit | a2e71271535fde493c32803b1f34789f97efcb5e (patch) | |
tree | 90d7139bea2f49e947f27af92614fa6eca50b64d /kernel/trace/ring_buffer.c | |
parent | 6d7aa9d721c8c640066142fd9534afcdf68d7f9d (diff) | |
parent | b419148e567728f6af0c3b01965c1cc141e3e13a (diff) |
Merge commit 'v2.6.32-rc6' into perf/core
Conflicts:
tools/perf/Makefile
Merge reason: Resolve the conflict, merge to upstream and merge in
perf fixes so we can add a dependent patch.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/ring_buffer.c')
-rw-r--r-- | kernel/trace/ring_buffer.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index e43c928356ee..63446f12e470 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c | |||
@@ -486,7 +486,7 @@ struct ring_buffer_iter { | |||
486 | /* Up this if you want to test the TIME_EXTENTS and normalization */ | 486 | /* Up this if you want to test the TIME_EXTENTS and normalization */ |
487 | #define DEBUG_SHIFT 0 | 487 | #define DEBUG_SHIFT 0 |
488 | 488 | ||
489 | static inline u64 rb_time_stamp(struct ring_buffer *buffer, int cpu) | 489 | static inline u64 rb_time_stamp(struct ring_buffer *buffer) |
490 | { | 490 | { |
491 | /* shift to debug/test normalization and TIME_EXTENTS */ | 491 | /* shift to debug/test normalization and TIME_EXTENTS */ |
492 | return buffer->clock() << DEBUG_SHIFT; | 492 | return buffer->clock() << DEBUG_SHIFT; |
@@ -497,7 +497,7 @@ u64 ring_buffer_time_stamp(struct ring_buffer *buffer, int cpu) | |||
497 | u64 time; | 497 | u64 time; |
498 | 498 | ||
499 | preempt_disable_notrace(); | 499 | preempt_disable_notrace(); |
500 | time = rb_time_stamp(buffer, cpu); | 500 | time = rb_time_stamp(buffer); |
501 | preempt_enable_no_resched_notrace(); | 501 | preempt_enable_no_resched_notrace(); |
502 | 502 | ||
503 | return time; | 503 | return time; |
@@ -602,7 +602,7 @@ static struct list_head *rb_list_head(struct list_head *list) | |||
602 | } | 602 | } |
603 | 603 | ||
604 | /* | 604 | /* |
605 | * rb_is_head_page - test if the give page is the head page | 605 | * rb_is_head_page - test if the given page is the head page |
606 | * | 606 | * |
607 | * Because the reader may move the head_page pointer, we can | 607 | * Because the reader may move the head_page pointer, we can |
608 | * not trust what the head page is (it may be pointing to | 608 | * not trust what the head page is (it may be pointing to |
@@ -1871,7 +1871,7 @@ rb_move_tail(struct ring_buffer_per_cpu *cpu_buffer, | |||
1871 | * Nested commits always have zero deltas, so | 1871 | * Nested commits always have zero deltas, so |
1872 | * just reread the time stamp | 1872 | * just reread the time stamp |
1873 | */ | 1873 | */ |
1874 | *ts = rb_time_stamp(buffer, cpu_buffer->cpu); | 1874 | *ts = rb_time_stamp(buffer); |
1875 | next_page->page->time_stamp = *ts; | 1875 | next_page->page->time_stamp = *ts; |
1876 | } | 1876 | } |
1877 | 1877 | ||
@@ -2114,7 +2114,7 @@ rb_reserve_next_event(struct ring_buffer *buffer, | |||
2114 | if (RB_WARN_ON(cpu_buffer, ++nr_loops > 1000)) | 2114 | if (RB_WARN_ON(cpu_buffer, ++nr_loops > 1000)) |
2115 | goto out_fail; | 2115 | goto out_fail; |
2116 | 2116 | ||
2117 | ts = rb_time_stamp(cpu_buffer->buffer, cpu_buffer->cpu); | 2117 | ts = rb_time_stamp(cpu_buffer->buffer); |
2118 | 2118 | ||
2119 | /* | 2119 | /* |
2120 | * Only the first commit can update the timestamp. | 2120 | * Only the first commit can update the timestamp. |
@@ -2684,7 +2684,7 @@ unsigned long ring_buffer_entries(struct ring_buffer *buffer) | |||
2684 | EXPORT_SYMBOL_GPL(ring_buffer_entries); | 2684 | EXPORT_SYMBOL_GPL(ring_buffer_entries); |
2685 | 2685 | ||
2686 | /** | 2686 | /** |
2687 | * ring_buffer_overrun_cpu - get the number of overruns in buffer | 2687 | * ring_buffer_overruns - get the number of overruns in buffer |
2688 | * @buffer: The ring buffer | 2688 | * @buffer: The ring buffer |
2689 | * | 2689 | * |
2690 | * Returns the total number of overruns in the ring buffer | 2690 | * Returns the total number of overruns in the ring buffer |