diff options
Diffstat (limited to 'include/trace/events')
| -rw-r--r-- | include/trace/events/filemap.h | 58 | ||||
| -rw-r--r-- | include/trace/events/printk.h | 25 | ||||
| -rw-r--r-- | include/trace/events/rcu.h | 55 | ||||
| -rw-r--r-- | include/trace/events/regmap.h | 48 | ||||
| -rw-r--r-- | include/trace/events/timer.h | 10 |
5 files changed, 172 insertions, 24 deletions
diff --git a/include/trace/events/filemap.h b/include/trace/events/filemap.h new file mode 100644 index 00000000000..0421f49a20f --- /dev/null +++ b/include/trace/events/filemap.h @@ -0,0 +1,58 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM filemap + +#if !defined(_TRACE_FILEMAP_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_FILEMAP_H + +#include <linux/types.h> +#include <linux/tracepoint.h> +#include <linux/mm.h> +#include <linux/memcontrol.h> +#include <linux/device.h> +#include <linux/kdev_t.h> + +DECLARE_EVENT_CLASS(mm_filemap_op_page_cache, + + TP_PROTO(struct page *page), + + TP_ARGS(page), + + TP_STRUCT__entry( + __field(struct page *, page) + __field(unsigned long, i_ino) + __field(unsigned long, index) + __field(dev_t, s_dev) + ), + + TP_fast_assign( + __entry->page = page; + __entry->i_ino = page->mapping->host->i_ino; + __entry->index = page->index; + if (page->mapping->host->i_sb) + __entry->s_dev = page->mapping->host->i_sb->s_dev; + else + __entry->s_dev = page->mapping->host->i_rdev; + ), + + TP_printk("dev %d:%d ino %lx page=%p pfn=%lu ofs=%lu", + MAJOR(__entry->s_dev), MINOR(__entry->s_dev), + __entry->i_ino, + __entry->page, + page_to_pfn(__entry->page), + __entry->index << PAGE_SHIFT) +); + +DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_delete_from_page_cache, + TP_PROTO(struct page *page), + TP_ARGS(page) + ); + +DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_add_to_page_cache, + TP_PROTO(struct page *page), + TP_ARGS(page) + ); + +#endif /* _TRACE_FILEMAP_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/printk.h b/include/trace/events/printk.h index 94ec79cc011..c008bc99f9f 100644 --- a/include/trace/events/printk.h +++ b/include/trace/events/printk.h @@ -6,31 +6,18 @@ #include <linux/tracepoint.h> -TRACE_EVENT_CONDITION(console, - TP_PROTO(const char *log_buf, unsigned start, unsigned end, - unsigned log_buf_len), +TRACE_EVENT(console, + TP_PROTO(const char *text, size_t len), - TP_ARGS(log_buf, start, end, log_buf_len), - - TP_CONDITION(start != end), + TP_ARGS(text, len), TP_STRUCT__entry( - __dynamic_array(char, msg, end - start + 1) + __dynamic_array(char, msg, len + 1) ), TP_fast_assign( - if ((start & (log_buf_len - 1)) > (end & (log_buf_len - 1))) { - memcpy(__get_dynamic_array(msg), - log_buf + (start & (log_buf_len - 1)), - log_buf_len - (start & (log_buf_len - 1))); - memcpy((char *)__get_dynamic_array(msg) + - log_buf_len - (start & (log_buf_len - 1)), - log_buf, end & (log_buf_len - 1)); - } else - memcpy(__get_dynamic_array(msg), - log_buf + (start & (log_buf_len - 1)), - end - start); - ((char *)__get_dynamic_array(msg))[end - start] = 0; + memcpy(__get_dynamic_array(msg), text, len); + ((char *)__get_dynamic_array(msg))[len] = 0; ), TP_printk("%s", __get_str(msg)) diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h index 1918e832da4..59ebcc89f14 100644 --- a/include/trace/events/rcu.h +++ b/include/trace/events/rcu.h @@ -72,6 +72,58 @@ TRACE_EVENT(rcu_grace_period, ); /* + * Tracepoint for future grace-period events, including those for no-callbacks + * CPUs. The caller should pull the data from the rcu_node structure, + * other than rcuname, which comes from the rcu_state structure, and event, + * which is one of the following: + * + * "Startleaf": Request a nocb grace period based on leaf-node data. + * "Startedleaf": Leaf-node start proved sufficient. + * "Startedleafroot": Leaf-node start proved sufficient after checking root. + * "Startedroot": Requested a nocb grace period based on root-node data. + * "StartWait": Start waiting for the requested grace period. + * "ResumeWait": Resume waiting after signal. + * "EndWait": Complete wait. + * "Cleanup": Clean up rcu_node structure after previous GP. + * "CleanupMore": Clean up, and another no-CB GP is needed. + */ +TRACE_EVENT(rcu_future_grace_period, + + TP_PROTO(char *rcuname, unsigned long gpnum, unsigned long completed, + unsigned long c, u8 level, int grplo, int grphi, + char *gpevent), + + TP_ARGS(rcuname, gpnum, completed, c, level, grplo, grphi, gpevent), + + TP_STRUCT__entry( + __field(char *, rcuname) + __field(unsigned long, gpnum) + __field(unsigned long, completed) + __field(unsigned long, c) + __field(u8, level) + __field(int, grplo) + __field(int, grphi) + __field(char *, gpevent) + ), + + TP_fast_assign( + __entry->rcuname = rcuname; + __entry->gpnum = gpnum; + __entry->completed = completed; + __entry->c = c; + __entry->level = level; + __entry->grplo = grplo; + __entry->grphi = grphi; + __entry->gpevent = gpevent; + ), + + TP_printk("%s %lu %lu %lu %u %d %d %s", + __entry->rcuname, __entry->gpnum, __entry->completed, + __entry->c, __entry->level, __entry->grplo, __entry->grphi, + __entry->gpevent) +); + +/* * Tracepoint for grace-period-initialization events. These are * distinguished by the type of RCU, the new grace-period number, the * rcu_node structure level, the starting and ending CPU covered by the @@ -601,6 +653,9 @@ TRACE_EVENT(rcu_barrier, #define trace_rcu_grace_period(rcuname, gpnum, gpevent) do { } while (0) #define trace_rcu_grace_period_init(rcuname, gpnum, level, grplo, grphi, \ qsmask) do { } while (0) +#define trace_rcu_future_grace_period(rcuname, gpnum, completed, c, \ + level, grplo, grphi, event) \ + do { } while (0) #define trace_rcu_preempt_task(rcuname, pid, gpnum) do { } while (0) #define trace_rcu_unlock_preempted_task(rcuname, gpnum, pid) do { } while (0) #define trace_rcu_quiescent_state_report(rcuname, gpnum, mask, qsmask, level, \ diff --git a/include/trace/events/regmap.h b/include/trace/events/regmap.h index 41a7dbd570e..a43a2f67bd8 100644 --- a/include/trace/events/regmap.h +++ b/include/trace/events/regmap.h @@ -175,6 +175,54 @@ DEFINE_EVENT(regmap_bool, regmap_cache_bypass, ); +DECLARE_EVENT_CLASS(regmap_async, + + TP_PROTO(struct device *dev), + + TP_ARGS(dev), + + TP_STRUCT__entry( + __string( name, dev_name(dev) ) + ), + + TP_fast_assign( + __assign_str(name, dev_name(dev)); + ), + + TP_printk("%s", __get_str(name)) +); + +DEFINE_EVENT(regmap_block, regmap_async_write_start, + + TP_PROTO(struct device *dev, unsigned int reg, int count), + + TP_ARGS(dev, reg, count) +); + +DEFINE_EVENT(regmap_async, regmap_async_io_complete, + + TP_PROTO(struct device *dev), + + TP_ARGS(dev) + +); + +DEFINE_EVENT(regmap_async, regmap_async_complete_start, + + TP_PROTO(struct device *dev), + + TP_ARGS(dev) + +); + +DEFINE_EVENT(regmap_async, regmap_async_complete_done, + + TP_PROTO(struct device *dev), + + TP_ARGS(dev) + +); + #endif /* _TRACE_REGMAP_H */ /* This part must be outside protection */ diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h index 425bcfe56c6..8d219470624 100644 --- a/include/trace/events/timer.h +++ b/include/trace/events/timer.h @@ -123,7 +123,7 @@ DEFINE_EVENT(timer_class, timer_cancel, /** * hrtimer_init - called when the hrtimer is initialized - * @timer: pointer to struct hrtimer + * @hrtimer: pointer to struct hrtimer * @clockid: the hrtimers clock * @mode: the hrtimers mode */ @@ -155,7 +155,7 @@ TRACE_EVENT(hrtimer_init, /** * hrtimer_start - called when the hrtimer is started - * @timer: pointer to struct hrtimer + * @hrtimer: pointer to struct hrtimer */ TRACE_EVENT(hrtimer_start, @@ -186,8 +186,8 @@ TRACE_EVENT(hrtimer_start, ); /** - * htimmer_expire_entry - called immediately before the hrtimer callback - * @timer: pointer to struct hrtimer + * hrtimer_expire_entry - called immediately before the hrtimer callback + * @hrtimer: pointer to struct hrtimer * @now: pointer to variable which contains current time of the * timers base. * @@ -234,7 +234,7 @@ DECLARE_EVENT_CLASS(hrtimer_class, /** * hrtimer_expire_exit - called immediately after the hrtimer callback returns - * @timer: pointer to struct hrtimer + * @hrtimer: pointer to struct hrtimer * * When used in combination with the hrtimer_expire_entry tracepoint we can * determine the runtime of the callback function. |