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ring_buffer: remove unused flags parameter

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Impact: API change, cleanup

>From ring_buffer_{lock_reserve,unlock_commit}.

$ codiff /tmp/vmlinux.before /tmp/vmlinux.after
linux-2.6-tip/kernel/trace/trace.c:
  trace_vprintk              |  -14
  trace_graph_return         |  -14
  trace_graph_entry          |  -10
  trace_function             |   -8
  __ftrace_trace_stack       |   -8
  ftrace_trace_userstack     |   -8
  tracing_sched_switch_trace |   -8
  ftrace_trace_special       |  -12
  tracing_sched_wakeup_trace |   -8
 9 functions changed, 90 bytes removed, diff: -90

linux-2.6-tip/block/blktrace.c:
  __blk_add_trace |   -1
 1 function changed, 1 bytes removed, diff: -1

/tmp/vmlinux.after:
 10 functions changed, 91 bytes removed, diff: -91

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Acked-by: Frédéric Weisbecker <fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo
2009-02-05 16:12:56 -02:00
committed by Ingo Molnar
parent dac7494028
commit 0a9877514c
10 changed files with 51 additions and 92 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
kernel/trace/trace_mmiotrace.c
View File

@ -307,10 +307,8 @@ static void __trace_mmiotrace_rw(struct trace_array *tr,
{
struct ring_buffer_event *event;
struct trace_mmiotrace_rw *entry;
unsigned long irq_flags;
event = ring_buffer_lock_reserve(tr->buffer, sizeof(*entry),
&irq_flags);
event = ring_buffer_lock_reserve(tr->buffer, sizeof(*entry));
if (!event) {
atomic_inc(&dropped_count);
return;
@ -319,7 +317,7 @@ static void __trace_mmiotrace_rw(struct trace_array *tr,
tracing_generic_entry_update(&entry->ent, 0, preempt_count());
entry->ent.type = TRACE_MMIO_RW;
entry->rw = *rw;
ring_buffer_unlock_commit(tr->buffer, event, irq_flags);
ring_buffer_unlock_commit(tr->buffer, event);
trace_wake_up();
}
@ -337,10 +335,8 @@ static void __trace_mmiotrace_map(struct trace_array *tr,
{
struct ring_buffer_event *event;
struct trace_mmiotrace_map *entry;
unsigned long irq_flags;
event = ring_buffer_lock_reserve(tr->buffer, sizeof(*entry),
&irq_flags);
event = ring_buffer_lock_reserve(tr->buffer, sizeof(*entry));
if (!event) {
atomic_inc(&dropped_count);
return;
@ -349,7 +345,7 @@ static void __trace_mmiotrace_map(struct trace_array *tr,
tracing_generic_entry_update(&entry->ent, 0, preempt_count());
entry->ent.type = TRACE_MMIO_MAP;
entry->map = *map;
ring_buffer_unlock_commit(tr->buffer, event, irq_flags);
ring_buffer_unlock_commit(tr->buffer, event);
trace_wake_up();
}