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authorLinus Torvalds2017-02-27 22:26:17 +0100
committerLinus Torvalds2017-02-27 22:26:17 +0100
commit79b17ea740d9fab178d6a1aa15d848b5e6c01b82 (patch)
treeb0c18df8713999e16bcc6e5a32cbef880efb3b10 /include/trace/events/timer.h
parentMerge tag 'watchdog-for-linus-v4.11' of git://git.kernel.org/pub/scm/linux/ke... (diff)
parenttracing: Remove outdated ring buffer comment (diff)
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Merge tag 'trace-v4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
Pull tracing updates from Steven Rostedt: "This release has no new tracing features, just clean ups, minor fixes and small optimizations" * tag 'trace-v4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (25 commits) tracing: Remove outdated ring buffer comment tracing/probes: Fix a warning message to show correct maximum length tracing: Fix return value check in trace_benchmark_reg() tracing: Use modern function declaration jump_label: Reduce the size of struct static_key tracing/probe: Show subsystem name in messages tracing/hwlat: Update old comment about migration timers: Make flags output in the timer_start tracepoint useful tracing: Have traceprobe_probes_write() not access userspace unnecessarily tracing: Have COMM event filter key be treated as a string ftrace: Have set_graph_function handle multiple functions in one write ftrace: Do not hold references of ftrace_graph_{notrace_}hash out of graph_lock tracing: Reset parser->buffer to allow multiple "puts" ftrace: Have set_graph_functions handle write with RDWR ftrace: Reset fgd->hash in ftrace_graph_write() ftrace: Replace (void *)1 with a meaningful macro name FTRACE_GRAPH_EMPTY ftrace: Create a slight optimization on searching the ftrace_hash tracing: Add ftrace_hash_key() helper function ftrace: Convert graph filter to use hash tables ftrace: Expose ftrace_hash_empty and ftrace_lookup_ip ...
Diffstat (limited to 'include/trace/events/timer.h')
-rw-r--r--include/trace/events/timer.h14
1 files changed, 12 insertions, 2 deletions
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
index 1bca99dbb98f..80787eafba99 100644
--- a/include/trace/events/timer.h
+++ b/include/trace/events/timer.h
@@ -36,6 +36,13 @@ DEFINE_EVENT(timer_class, timer_init,
TP_ARGS(timer)
);
+#define decode_timer_flags(flags) \
+ __print_flags(flags, "|", \
+ { TIMER_MIGRATING, "M" }, \
+ { TIMER_DEFERRABLE, "D" }, \
+ { TIMER_PINNED, "P" }, \
+ { TIMER_IRQSAFE, "I" })
+
/**
* timer_start - called when the timer is started
* @timer: pointer to struct timer_list
@@ -65,9 +72,12 @@ TRACE_EVENT(timer_start,
__entry->flags = flags;
),
- TP_printk("timer=%p function=%pf expires=%lu [timeout=%ld] flags=0x%08x",
+ TP_printk("timer=%p function=%pf expires=%lu [timeout=%ld] cpu=%u idx=%u flags=%s",
__entry->timer, __entry->function, __entry->expires,
- (long)__entry->expires - __entry->now, __entry->flags)
+ (long)__entry->expires - __entry->now,
+ __entry->flags & TIMER_CPUMASK,
+ __entry->flags >> TIMER_ARRAYSHIFT,
+ decode_timer_flags(__entry->flags & TIMER_TRACE_FLAGMASK))
);
/**