diff options
author | Frederic Weisbecker <fweisbec@gmail.com> | 2009-11-13 10:06:34 +0100 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-11-13 10:48:27 +0100 |
commit | 67178767b936fb47a3a5e88097cff41ccbda7acb (patch) | |
tree | f55675817e8d934bd2a627a729a010a58bbba464 /include/trace/events/lockdep.h | |
parent | db48cccc7c709ccfa7cb4ac702bc27c216bffee7 (diff) |
tracing: Rename 'lockdep' event subsystem into 'lock'
Lockdep events subsystem gathers various locking related events
such as a request, release, contention or acquisition of a lock.
The name of this event subsystem is a bit of a misnomer since
these events are not quite related to lockdep but more generally
to locking, ie: these events are not reporting lock dependencies
or possible deadlock scenario but pure locking events.
Hence this rename.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Li Zefan <lizf@cn.fujitsu.com>
LKML-Reference: <1258103194-843-1-git-send-email-fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/trace/events/lockdep.h')
-rw-r--r-- | include/trace/events/lockdep.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/include/trace/events/lockdep.h b/include/trace/events/lockdep.h deleted file mode 100644 index bcf1d209a00..00000000000 --- a/include/trace/events/lockdep.h +++ /dev/null @@ -1,96 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM lockdep - -#if !defined(_TRACE_LOCKDEP_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_LOCKDEP_H - -#include <linux/lockdep.h> -#include <linux/tracepoint.h> - -#ifdef CONFIG_LOCKDEP - -TRACE_EVENT(lock_acquire, - - TP_PROTO(struct lockdep_map *lock, unsigned int subclass, - int trylock, int read, int check, - struct lockdep_map *next_lock, unsigned long ip), - - TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip), - - TP_STRUCT__entry( - __field(unsigned int, flags) - __string(name, lock->name) - ), - - TP_fast_assign( - __entry->flags = (trylock ? 1 : 0) | (read ? 2 : 0); - __assign_str(name, lock->name); - ), - - TP_printk("%s%s%s", (__entry->flags & 1) ? "try " : "", - (__entry->flags & 2) ? "read " : "", - __get_str(name)) -); - -TRACE_EVENT(lock_release, - - TP_PROTO(struct lockdep_map *lock, int nested, unsigned long ip), - - TP_ARGS(lock, nested, ip), - - TP_STRUCT__entry( - __string(name, lock->name) - ), - - TP_fast_assign( - __assign_str(name, lock->name); - ), - - TP_printk("%s", __get_str(name)) -); - -#ifdef CONFIG_LOCK_STAT - -TRACE_EVENT(lock_contended, - - TP_PROTO(struct lockdep_map *lock, unsigned long ip), - - TP_ARGS(lock, ip), - - TP_STRUCT__entry( - __string(name, lock->name) - ), - - TP_fast_assign( - __assign_str(name, lock->name); - ), - - TP_printk("%s", __get_str(name)) -); - -TRACE_EVENT(lock_acquired, - TP_PROTO(struct lockdep_map *lock, unsigned long ip, s64 waittime), - - TP_ARGS(lock, ip, waittime), - - TP_STRUCT__entry( - __string(name, lock->name) - __field(unsigned long, wait_usec) - __field(unsigned long, wait_nsec_rem) - ), - TP_fast_assign( - __assign_str(name, lock->name); - __entry->wait_nsec_rem = do_div(waittime, NSEC_PER_USEC); - __entry->wait_usec = (unsigned long) waittime; - ), - TP_printk("%s (%lu.%03lu us)", __get_str(name), __entry->wait_usec, - __entry->wait_nsec_rem) -); - -#endif -#endif - -#endif /* _TRACE_LOCKDEP_H */ - -/* This part must be outside protection */ -#include <trace/define_trace.h> |