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authorLai Jiangshan <laijs@cn.fujitsu.com>2009-12-01 09:23:36 +0100
committerIngo Molnar <mingo@elte.hu>2009-12-01 17:33:29 +0100
commitfcc19438dda38dacc8c144e2db3ebc6b9fd4f8b8 (patch)
tree0f82cd0ce19bc113e2ba631c14f2e8c04884d608 /kernel
parenttrace_syscalls: Set event_enter_##sname->data to its metadata (diff)
downloadlinux-fcc19438dda38dacc8c144e2db3ebc6b9fd4f8b8.tar.xz
linux-fcc19438dda38dacc8c144e2db3ebc6b9fd4f8b8.zip
trace_syscalls: Remove enter_id exit_id
use ->enter_event->id instead of ->enter_id use ->exit_event->id instead of ->exit_id Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Acked-by: Jason Baron <jbaron@redhat.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <4B14D288.7030001@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/trace_syscalls.c30
1 files changed, 10 insertions, 20 deletions
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 39649b1675dd..27eb18d69222 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -67,16 +67,6 @@ int syscall_name_to_nr(const char *name)
return -1;
}
-void set_syscall_enter_id(int num, int id)
-{
- syscalls_metadata[num]->enter_id = id;
-}
-
-void set_syscall_exit_id(int num, int id)
-{
- syscalls_metadata[num]->exit_id = id;
-}
-
enum print_line_t
print_syscall_enter(struct trace_iterator *iter, int flags)
{
@@ -93,7 +83,7 @@ print_syscall_enter(struct trace_iterator *iter, int flags)
if (!entry)
goto end;
- if (entry->enter_id != ent->type) {
+ if (entry->enter_event->id != ent->type) {
WARN_ON_ONCE(1);
goto end;
}
@@ -148,7 +138,7 @@ print_syscall_exit(struct trace_iterator *iter, int flags)
return TRACE_TYPE_HANDLED;
}
- if (entry->exit_id != ent->type) {
+ if (entry->exit_event->id != ent->type) {
WARN_ON_ONCE(1);
return TRACE_TYPE_UNHANDLED;
}
@@ -302,8 +292,8 @@ void ftrace_syscall_enter(struct pt_regs *regs, long id)
size = sizeof(*entry) + sizeof(unsigned long) * sys_data->nb_args;
- event = trace_current_buffer_lock_reserve(&buffer, sys_data->enter_id,
- size, 0, 0);
+ event = trace_current_buffer_lock_reserve(&buffer,
+ sys_data->enter_event->id, size, 0, 0);
if (!event)
return;
@@ -334,8 +324,8 @@ void ftrace_syscall_exit(struct pt_regs *regs, long ret)
if (!sys_data)
return;
- event = trace_current_buffer_lock_reserve(&buffer, sys_data->exit_id,
- sizeof(*entry), 0, 0);
+ event = trace_current_buffer_lock_reserve(&buffer,
+ sys_data->exit_event->id, sizeof(*entry), 0, 0);
if (!event)
return;
@@ -510,11 +500,11 @@ static void prof_syscall_enter(struct pt_regs *regs, long id)
rec = (struct syscall_trace_enter *) raw_data;
tracing_generic_entry_update(&rec->ent, 0, 0);
- rec->ent.type = sys_data->enter_id;
+ rec->ent.type = sys_data->enter_event->id;
rec->nr = syscall_nr;
syscall_get_arguments(current, regs, 0, sys_data->nb_args,
(unsigned long *)&rec->args);
- perf_tp_event(sys_data->enter_id, 0, 1, rec, size);
+ perf_tp_event(sys_data->enter_event->id, 0, 1, rec, size);
end:
perf_swevent_put_recursion_context(rctx);
@@ -615,11 +605,11 @@ static void prof_syscall_exit(struct pt_regs *regs, long ret)
rec = (struct syscall_trace_exit *)raw_data;
tracing_generic_entry_update(&rec->ent, 0, 0);
- rec->ent.type = sys_data->exit_id;
+ rec->ent.type = sys_data->exit_event->id;
rec->nr = syscall_nr;
rec->ret = syscall_get_return_value(current, regs);
- perf_tp_event(sys_data->exit_id, 0, 1, rec, size);
+ perf_tp_event(sys_data->exit_event->id, 0, 1, rec, size);
end:
perf_swevent_put_recursion_context(rctx);