* * prototype, declare it via TP_PROTO():
* *
*
- * TP_PROTO(struct rq *rq, struct task_struct *prev,
- * struct task_struct *next),
+ * TP_PROTO(struct rq *rq, struct task_struct *prev,
+ * struct task_struct *next),
*
* *
* * Define the call signature of the 'function'.
* * TP_PROTO1/TP_PROTO2/TP_PROTO3 ugliness.)
* *
*
- * TP_ARGS(rq, prev, next),
+ * TP_ARGS(rq, prev, next),
*
* *
* * Fast binary tracing: define the trace record via
* * happens, on an active tracepoint.
* *
*
- * TP_fast_assign(
- * memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
- * __entry->prev_pid = prev->pid;
- * __entry->prev_prio = prev->prio;
+ * TP_fast_assign(
+ * memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
+ * __entry->prev_pid = prev->pid;
+ * __entry->prev_prio = prev->prio;
* memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
* __entry->next_pid = next->pid;
- * __entry->next_prio = next->prio;
+ * __entry->next_prio = next->prio;
* )
*
* *
static int __read_mostly blk_tracer_enabled;
/* Select an alternative, minimalistic output than the original one */
-#define TRACE_BLK_OPT_CLASSIC 0x1
+#define TRACE_BLK_OPT_CLASSIC 0x1
static struct tracer_opt blk_tracer_opts[] = {
/* Default disable the minimalistic output */
/**
* blk_trace_ioctl: - handle the ioctls associated with tracing
* @bdev: the block device
- * @cmd: the ioctl cmd
+ * @cmd: the ioctl cmd
* @arg: the argument data, if any
*
**/
static struct {
const char *act[2];
- int (*print)(struct trace_seq *s, const struct trace_entry *ent);
+ int (*print)(struct trace_seq *s, const struct trace_entry *ent);
} what2act[] __read_mostly = {
- [__BLK_TA_QUEUE] = {{ "Q", "queue" }, blk_log_generic },
+ [__BLK_TA_QUEUE] = {{ "Q", "queue" }, blk_log_generic },
[__BLK_TA_BACKMERGE] = {{ "M", "backmerge" }, blk_log_generic },
[__BLK_TA_FRONTMERGE] = {{ "F", "frontmerge" }, blk_log_generic },
[__BLK_TA_GETRQ] = {{ "G", "getrq" }, blk_log_generic },
};
static struct trace_event trace_blk_event = {
- .type = TRACE_BLK,
+ .type = TRACE_BLK,
.trace = blk_trace_event_print,
.binary = blk_trace_event_print_binary,
};
entry->preempt_count = pc & 0xff;
entry->pid = (tsk) ? tsk->pid : 0;
- entry->tgid = (tsk) ? tsk->tgid : 0;
+ entry->tgid = (tsk) ? tsk->tgid : 0;
entry->flags =
#ifdef CONFIG_TRACE_IRQFLAGS_SUPPORT
(irqs_disabled_flags(flags) ? TRACE_FLAG_IRQS_OFF : 0) |
static struct trace_event trace_branch_event = {
- .type = TRACE_BRANCH,
+ .type = TRACE_BRANCH,
.trace = trace_branch_print,
};
*
* static void ftrace_event_<call>(proto)
* {
- * event_trace_printk(_RET_IP_, "<call>: " <fmt>);
+ * event_trace_printk(_RET_IP_, "<call>: " <fmt>);
* }
*
* static int ftrace_reg_event_<call>(void)
* {
- * int ret;
+ * int ret;
*
- * ret = register_trace_<call>(ftrace_event_<call>);
- * if (!ret)
- * pr_info("event trace: Could not activate trace point "
- * "probe to <call>");
- * return ret;
+ * ret = register_trace_<call>(ftrace_event_<call>);
+ * if (!ret)
+ * pr_info("event trace: Could not activate trace point "
+ * "probe to <call>");
+ * return ret;
* }
*
* static void ftrace_unreg_event_<call>(void)
* {
- * unregister_trace_<call>(ftrace_event_<call>);
+ * unregister_trace_<call>(ftrace_event_<call>);
* }
*
* For those macros defined with TRACE_FORMAT:
* static struct ftrace_event_call __used
* __attribute__((__aligned__(4)))
* __attribute__((section("_ftrace_events"))) event_<call> = {
- * .name = "<call>",
- * .regfunc = ftrace_reg_event_<call>,
- * .unregfunc = ftrace_unreg_event_<call>,
+ * .name = "<call>",
+ * .regfunc = ftrace_reg_event_<call>,
+ * .unregfunc = ftrace_unreg_event_<call>,
* }
*
*
*
* static void ftrace_raw_event_<call>(proto)
* {
- * struct ring_buffer_event *event;
- * struct ftrace_raw_<call> *entry; <-- defined in stage 1
- * unsigned long irq_flags;
- * int pc;
- *
- * local_save_flags(irq_flags);
- * pc = preempt_count();
- *
- * event = trace_current_buffer_lock_reserve(event_<call>.id,
- * sizeof(struct ftrace_raw_<call>),
- * irq_flags, pc);
- * if (!event)
- * return;
- * entry = ring_buffer_event_data(event);
- *
- * <assign>; <-- Here we assign the entries by the __field and
+ * struct ring_buffer_event *event;
+ * struct ftrace_raw_<call> *entry; <-- defined in stage 1
+ * unsigned long irq_flags;
+ * int pc;
+ *
+ * local_save_flags(irq_flags);
+ * pc = preempt_count();
+ *
+ * event = trace_current_buffer_lock_reserve(event_<call>.id,
+ * sizeof(struct ftrace_raw_<call>),
+ * irq_flags, pc);
+ * if (!event)
+ * return;
+ * entry = ring_buffer_event_data(event);
+ *
+ * <assign>; <-- Here we assign the entries by the __field and
* __array macros.
*
- * trace_current_buffer_unlock_commit(event, irq_flags, pc);
+ * trace_current_buffer_unlock_commit(event, irq_flags, pc);
* }
*
* static int ftrace_raw_reg_event_<call>(void)
* {
- * int ret;
+ * int ret;
*
- * ret = register_trace_<call>(ftrace_raw_event_<call>);
- * if (!ret)
- * pr_info("event trace: Could not activate trace point "
- * "probe to <call>");
- * return ret;
+ * ret = register_trace_<call>(ftrace_raw_event_<call>);
+ * if (!ret)
+ * pr_info("event trace: Could not activate trace point "
+ * "probe to <call>");
+ * return ret;
* }
*
* static void ftrace_unreg_event_<call>(void)
* {
- * unregister_trace_<call>(ftrace_raw_event_<call>);
+ * unregister_trace_<call>(ftrace_raw_event_<call>);
* }
*
* static struct trace_event ftrace_event_type_<call> = {
- * .trace = ftrace_raw_output_<call>, <-- stage 2
+ * .trace = ftrace_raw_output_<call>, <-- stage 2
* };
*
* static int ftrace_raw_init_event_<call>(void)
* {
- * int id;
+ * int id;
*
- * id = register_ftrace_event(&ftrace_event_type_<call>);
- * if (!id)
- * return -ENODEV;
- * event_<call>.id = id;
- * return 0;
+ * id = register_ftrace_event(&ftrace_event_type_<call>);
+ * if (!id)
+ * return -ENODEV;
+ * event_<call>.id = id;
+ * return 0;
* }
*
* static struct ftrace_event_call __used
* __attribute__((__aligned__(4)))
* __attribute__((section("_ftrace_events"))) event_<call> = {
- * .name = "<call>",
+ * .name = "<call>",
* .system = "<system>",
- * .raw_init = ftrace_raw_init_event_<call>,
- * .regfunc = ftrace_reg_event_<call>,
- * .unregfunc = ftrace_unreg_event_<call>,
+ * .raw_init = ftrace_raw_init_event_<call>,
+ * .regfunc = ftrace_reg_event_<call>,
+ * .unregfunc = ftrace_unreg_event_<call>,
* .show_format = ftrace_format_<call>,
* }
*
static struct ftrace_event_call __used \
__attribute__((__aligned__(4))) \
__attribute__((section("_ftrace_events"))) event_##call = { \
- .name = #call, \
+ .name = #call, \
.system = __stringify(TRACE_SYSTEM), \
.regfunc = ftrace_reg_event_##call, \
.unregfunc = ftrace_unreg_event_##call, \
pc = preempt_count(); \
\
event = trace_current_buffer_lock_reserve(event_##call.id, \
- sizeof(struct ftrace_raw_##call), \
+ sizeof(struct ftrace_raw_##call), \
irq_flags, pc); \
if (!event) \
return; \
static struct ftrace_event_call __used \
__attribute__((__aligned__(4))) \
__attribute__((section("_ftrace_events"))) event_##call = { \
- .name = #call, \
+ .name = #call, \
.system = __stringify(TRACE_SYSTEM), \
.raw_init = ftrace_raw_init_event_##call, \
.regfunc = ftrace_raw_reg_event_##call, \
static struct ftrace_event_call __used \
__attribute__((__aligned__(4))) \
__attribute__((section("_ftrace_events"))) event_##call = { \
- .name = #call, \
+ .name = #call, \
.id = proto, \
.system = __stringify(TRACE_SYSTEM), \
.show_format = ftrace_format_##call, \
}
static struct tracer graph_trace __read_mostly = {
- .name = "function_graph",
+ .name = "function_graph",
.open = graph_trace_open,
.close = graph_trace_close,
.wait_pipe = poll_wait_pipe,
- .init = graph_trace_init,
- .reset = graph_trace_reset,
+ .init = graph_trace_init,
+ .reset = graph_trace_reset,
.print_line = print_graph_function,
.print_header = print_graph_headers,
.flags = &tracer_flags,
}
static struct trace_event trace_fn_event = {
- .type = TRACE_FN,
+ .type = TRACE_FN,
.trace = trace_fn_trace,
.raw = trace_fn_raw,
.hex = trace_fn_hex,
}
static struct trace_event trace_ctx_event = {
- .type = TRACE_CTX,
+ .type = TRACE_CTX,
.trace = trace_ctx_print,
.raw = trace_ctx_raw,
.hex = trace_ctx_hex,
};
static struct trace_event trace_wake_event = {
- .type = TRACE_WAKE,
+ .type = TRACE_WAKE,
.trace = trace_wake_print,
.raw = trace_wake_raw,
.hex = trace_wake_hex,
}
static struct trace_event trace_special_event = {
- .type = TRACE_SPECIAL,
+ .type = TRACE_SPECIAL,
.trace = trace_special_print,
.raw = trace_special_print,
.hex = trace_special_hex,
}
static struct trace_event trace_stack_event = {
- .type = TRACE_STACK,
+ .type = TRACE_STACK,
.trace = trace_stack_print,
.raw = trace_special_print,
.hex = trace_special_hex,
}
static struct trace_event trace_user_stack_event = {
- .type = TRACE_USER_STACK,
+ .type = TRACE_USER_STACK,
.trace = trace_user_stack_print,
.raw = trace_special_print,
.hex = trace_special_hex,
static struct trace_event trace_print_event = {
- .type = TRACE_PRINT,
+ .type = TRACE_PRINT,
.trace = trace_print_print,
.raw = trace_print_raw,
};
/* Useful to know if we print the cpu headers */
bool first_entry;
int cpu;
- pid_t pid;
+ pid_t pid;
/* Can be inserted from interrupt or user context, need to be atomic */
- atomic_t inserted;
+ atomic_t inserted;
/*
* Don't need to be atomic, works are serialized in a single workqueue thread
* on a single CPU.
*/
- unsigned int executed;
+ unsigned int executed;
};
/* List of workqueue threads on one cpu */
projects / mirror_ubuntu-kernels.git / commitdiff