ring_buffer: remove unused flags parameter
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>
diff --git a/kernel/trace/trace_hw_branches.c b/kernel/trace/trace_hw_branches.c
index fff3545..e720c00 100644
--- a/kernel/trace/trace_hw_branches.c
+++ b/kernel/trace/trace_hw_branches.c
@@ -175,7 +175,7 @@
struct trace_array *tr = hw_branch_trace;
struct ring_buffer_event *event;
struct hw_branch_entry *entry;
- unsigned long irq1, irq2;
+ unsigned long irq1;
int cpu;
if (unlikely(!tr))
@@ -189,7 +189,7 @@
if (atomic_inc_return(&tr->data[cpu]->disabled) != 1)
goto out;
- event = ring_buffer_lock_reserve(tr->buffer, sizeof(*entry), &irq2);
+ event = ring_buffer_lock_reserve(tr->buffer, sizeof(*entry));
if (!event)
goto out;
entry = ring_buffer_event_data(event);
@@ -198,7 +198,7 @@
entry->ent.cpu = cpu;
entry->from = from;
entry->to = to;
- ring_buffer_unlock_commit(tr->buffer, event, irq2);
+ ring_buffer_unlock_commit(tr->buffer, event);
out:
atomic_dec(&tr->data[cpu]->disabled);