struct syscall_metadata *sys_data;
struct ring_buffer_event *event;
struct trace_buffer *buffer;
- unsigned long irq_flags;
+ unsigned int trace_ctx;
unsigned long args[6];
- int pc;
int syscall_nr;
int size;
size = sizeof(*entry) + sizeof(unsigned long) * sys_data->nb_args;
- local_save_flags(irq_flags);
- pc = preempt_count();
+ trace_ctx = tracing_gen_ctx();
buffer = tr->array_buffer.buffer;
event = trace_buffer_lock_reserve(buffer,
- sys_data->enter_event->event.type, size, irq_flags, pc);
+ sys_data->enter_event->event.type, size, trace_ctx);
if (!event)
return;
memcpy(entry->args, args, sizeof(unsigned long) * sys_data->nb_args);
event_trigger_unlock_commit(trace_file, buffer, event, entry,
- irq_flags, pc);
+ trace_ctx);
}
static void ftrace_syscall_exit(void *data, struct pt_regs *regs, long ret)
struct syscall_metadata *sys_data;
struct ring_buffer_event *event;
struct trace_buffer *buffer;
- unsigned long irq_flags;
- int pc;
+ unsigned int trace_ctx;
int syscall_nr;
syscall_nr = trace_get_syscall_nr(current, regs);
if (!sys_data)
return;
- local_save_flags(irq_flags);
- pc = preempt_count();
+ trace_ctx = tracing_gen_ctx();
buffer = tr->array_buffer.buffer;
event = trace_buffer_lock_reserve(buffer,
sys_data->exit_event->event.type, sizeof(*entry),
- irq_flags, pc);
+ trace_ctx);
if (!event)
return;
entry->ret = syscall_get_return_value(current, regs);
event_trigger_unlock_commit(trace_file, buffer, event, entry,
- irq_flags, pc);
+ trace_ctx);
}
static int reg_event_syscall_enter(struct trace_event_file *file,