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tracing: flip the TP_printk and TP_fast_assign in the TRACE_EVENT macro

Browse source 
Impact: clean up

In trying to stay consistant with the C style format in the TRACE_EVENT
macro, it makes more sense to do the printk after the assigning of
the variables.

Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
This commit is contained in:
Steven Rostedt 2009-03-10 12:41:38 -04:00
parent 2314c4ae14
commit 30a8fecc2d
6 changed files with 60 additions and 60 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
include/linux/tracepoint.h
View file

@ -157,7 +157,7 @@ static inline void tracepoint_synchronize_unregister(void)
#define TRACE_FORMAT(name, proto, args, fmt) \
DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
#define TRACE_EVENT(name, proto, args, struct, print, assign) \
#define TRACE_EVENT(name, proto, args, struct, assign, print) \
DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
#endif

8
include/trace/irq_event_types.h
View file

@ -31,13 +31,13 @@ TRACE_EVENT(irq_handler_exit,
__field( int, ret )
),
TP_printk("irq=%d return=%s",
__entry->irq, __entry->ret ? "handled" : "unhandled"),
TP_fast_assign(
__entry->irq = irq;
__entry->ret = ret;
)
),
TP_printk("irq=%d return=%s",
__entry->irq, __entry->ret ? "handled" : "unhandled")
);
#undef TRACE_SYSTEM

102
include/trace/sched_event_types.h
View file

@ -22,12 +22,12 @@ TRACE_EVENT(sched_kthread_stop,
__field( pid_t, pid )
),
TP_printk("task %s:%d", __entry->comm, __entry->pid),
TP_fast_assign(
memcpy(__entry->comm, t->comm, TASK_COMM_LEN);
__entry->pid = t->pid;
)
),
TP_printk("task %s:%d", __entry->comm, __entry->pid)
);
/*
@ -43,11 +43,11 @@ TRACE_EVENT(sched_kthread_stop_ret,
__field( int, ret )
),
TP_printk("ret %d", __entry->ret),
TP_fast_assign(
__entry->ret = ret;
)
),
TP_printk("ret %d", __entry->ret)
);
/*
@ -68,14 +68,14 @@ TRACE_EVENT(sched_wait_task,
__field( int, prio )
),
TP_printk("task %s:%d [%d]",
__entry->comm, __entry->pid, __entry->prio),
TP_fast_assign(
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
__entry->pid = p->pid;
__entry->prio = p->prio;
)
),
TP_printk("task %s:%d [%d]",
__entry->comm, __entry->pid, __entry->prio)
);
/*
@ -97,16 +97,16 @@ TRACE_EVENT(sched_wakeup,
__field( int, success )
),
TP_printk("task %s:%d [%d] success=%d",
__entry->comm, __entry->pid, __entry->prio,
__entry->success),
TP_fast_assign(
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
__entry->pid = p->pid;
__entry->prio = p->prio;
__entry->success = success;
)
),
TP_printk("task %s:%d [%d] success=%d",
__entry->comm, __entry->pid, __entry->prio,
__entry->success)
);
/*
@ -128,16 +128,16 @@ TRACE_EVENT(sched_wakeup_new,
__field( int, success )
),
TP_printk("task %s:%d [%d] success=%d",
__entry->comm, __entry->pid, __entry->prio,
__entry->success),
TP_fast_assign(
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
__entry->pid = p->pid;
__entry->prio = p->prio;
__entry->success = success;
)
),
TP_printk("task %s:%d [%d] success=%d",
__entry->comm, __entry->pid, __entry->prio,
__entry->success)
);
/*
@ -162,10 +162,6 @@ TRACE_EVENT(sched_switch,
__field( int, next_prio )
),
TP_printk("task %s:%d [%d] ==> %s:%d [%d]",
__entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
__entry->next_comm, __entry->next_pid, __entry->next_prio),
TP_fast_assign(
memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
__entry->prev_pid = prev->pid;
@ -173,7 +169,11 @@ TRACE_EVENT(sched_switch,
memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
__entry->next_pid = next->pid;
__entry->next_prio = next->prio;
)
),
TP_printk("task %s:%d [%d] ==> %s:%d [%d]",
__entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
__entry->next_comm, __entry->next_pid, __entry->next_prio)
);
/*
@ -193,17 +193,17 @@ TRACE_EVENT(sched_migrate_task,
__field( int, dest_cpu )
),
TP_printk("task %s:%d [%d] from: %d to: %d",
__entry->comm, __entry->pid, __entry->prio,
__entry->orig_cpu, __entry->dest_cpu),
TP_fast_assign(
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
__entry->pid = p->pid;
__entry->prio = p->prio;
__entry->orig_cpu = orig_cpu;
__entry->dest_cpu = dest_cpu;
)
),
TP_printk("task %s:%d [%d] from: %d to: %d",
__entry->comm, __entry->pid, __entry->prio,
__entry->orig_cpu, __entry->dest_cpu)
);
/*
@ -221,14 +221,14 @@ TRACE_EVENT(sched_process_free,
__field( int, prio )
),
TP_printk("task %s:%d [%d]",
__entry->comm, __entry->pid, __entry->prio),
TP_fast_assign(
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
__entry->pid = p->pid;
__entry->prio = p->prio;
)
),
TP_printk("task %s:%d [%d]",
__entry->comm, __entry->pid, __entry->prio)
);
/*
@ -246,14 +246,14 @@ TRACE_EVENT(sched_process_exit,
__field( int, prio )
),
TP_printk("task %s:%d [%d]",
__entry->comm, __entry->pid, __entry->prio),
TP_fast_assign(
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
__entry->pid = p->pid;
__entry->prio = p->prio;
)
),
TP_printk("task %s:%d [%d]",
__entry->comm, __entry->pid, __entry->prio)
);
/*
@ -271,14 +271,14 @@ TRACE_EVENT(sched_process_wait,
__field( int, prio )
),
TP_printk("task %s:%d [%d]",
__entry->comm, __entry->pid, __entry->prio),
TP_fast_assign(
memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
__entry->pid = pid_nr(pid);
__entry->prio = current->prio;
)
),
TP_printk("task %s:%d [%d]",
__entry->comm, __entry->pid, __entry->prio)
);
/*
@ -297,16 +297,16 @@ TRACE_EVENT(sched_process_fork,
__field( pid_t, child_pid )
),
TP_printk("parent %s:%d child %s:%d",
__entry->parent_comm, __entry->parent_pid,
__entry->child_comm, __entry->child_pid),
TP_fast_assign(
memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN);
__entry->parent_pid = parent->pid;
memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN);
__entry->child_pid = child->pid;
)
),
TP_printk("parent %s:%d child %s:%d",
__entry->parent_comm, __entry->parent_pid,
__entry->child_comm, __entry->child_pid)
);
/*
@ -324,14 +324,14 @@ TRACE_EVENT(sched_signal_send,
__field( pid_t, pid )
),
TP_printk("sig: %d task %s:%d",
__entry->sig, __entry->comm, __entry->pid),
TP_fast_assign(
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
__entry->pid = p->pid;
__entry->sig = sig;
)
),
TP_printk("sig: %d task %s:%d",
__entry->sig, __entry->comm, __entry->pid)
);
#undef TRACE_SYSTEM

2
kernel/trace/trace_events_stage_1.h
View file

@ -27,7 +27,7 @@
#define TP_STRUCT__entry(args...) args
#undef TRACE_EVENT
#define TRACE_EVENT(name, proto, args, tstruct, print, assign) \
#define TRACE_EVENT(name, proto, args, tstruct, assign, print) \
struct ftrace_raw_##name { \
struct trace_entry ent; \
tstruct \

4
kernel/trace/trace_events_stage_2.h
View file

@ -39,7 +39,7 @@
#define TP_printk(fmt, args...) fmt "\n", args
#undef TRACE_EVENT
#define TRACE_EVENT(call, proto, args, tstruct, print, assign) \
#define TRACE_EVENT(call, proto, args, tstruct, assign, print) \
enum print_line_t \
ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
{ \
@ -115,7 +115,7 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
#define TP_fast_assign(args...) args
#undef TRACE_EVENT
#define TRACE_EVENT(call, proto, args, tstruct, print, func) \
#define TRACE_EVENT(call, proto, args, tstruct, func, print) \
static int \
ftrace_format_##call(struct trace_seq *s) \
{ \

2
kernel/trace/trace_events_stage_3.h
View file

@ -148,7 +148,7 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
#define __entry entry
#undef TRACE_EVENT
#define TRACE_EVENT(call, proto, args, tstruct, print, assign) \
#define TRACE_EVENT(call, proto, args, tstruct, assign, print) \
\
static struct ftrace_event_call event_##call; \
\