tracing: fix warning on kernel/trace/trace_branch.c andtrace_hw_branches.c

fix warnings that caused the API change of trace_buffer_lock_reserve()
change files: kernel/trace/trace_hw_branch.c
              kernel/trace/trace_branch.c

Signed-off-by: Zhenwen Xu <helight.xu@gmail.com>
LKML-Reference: <20091008012146.GA4170@helight>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Zhenwen Xu 2009-10-08 09:21:46 +08:00 committed by Steven Rostedt
parent 3279ba37db
commit c8647b2872
2 changed files with 6 additions and 4 deletions

View File

@ -54,7 +54,7 @@ probe_likely_condition(struct ftrace_branch_data *f, int val, int expect)
goto out;
pc = preempt_count();
event = trace_buffer_lock_reserve(tr, TRACE_BRANCH,
event = trace_buffer_lock_reserve(tr->buffer, TRACE_BRANCH,
sizeof(*entry), flags, pc);
if (!event)
goto out;

View File

@ -165,6 +165,7 @@ void trace_hw_branch(u64 from, u64 to)
struct ftrace_event_call *call = &event_hw_branch;
struct trace_array *tr = hw_branch_trace;
struct ring_buffer_event *event;
struct ring_buffer *buf;
struct hw_branch_entry *entry;
unsigned long irq1;
int cpu;
@ -180,7 +181,8 @@ void trace_hw_branch(u64 from, u64 to)
if (atomic_inc_return(&tr->data[cpu]->disabled) != 1)
goto out;
event = trace_buffer_lock_reserve(tr, TRACE_HW_BRANCHES,
buf = tr->buffer;
event = trace_buffer_lock_reserve(buf, TRACE_HW_BRANCHES,
sizeof(*entry), 0, 0);
if (!event)
goto out;
@ -189,8 +191,8 @@ void trace_hw_branch(u64 from, u64 to)
entry->ent.type = TRACE_HW_BRANCHES;
entry->from = from;
entry->to = to;
if (!filter_check_discard(call, entry, tr->buffer, event))
trace_buffer_unlock_commit(tr, event, 0, 0);
if (!filter_check_discard(call, entry, buf, event))
trace_buffer_unlock_commit(buf, event, 0, 0);
out:
atomic_dec(&tr->data[cpu]->disabled);