From: Lin Ming <ming.m.lin@intel.com>
To: Ingo Molnar <mingo@elte.hu>, Christoph Lameter <cl@linux-foundation.org>
Cc: Robert Richter <robert.richter@amd.com>,
Corey Ashford <cjashfor@linux.vnet.ibm.com>,
Johannes Berg <johannes@sipsolutions.net>,
Peter Zijlstra <peterz@infradead.org>, Greg KH <greg@kroah.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Paul Mundt <lethal@linux-sh.org>,
"eranian@gmail.com" <eranian@gmail.com>,
"Gary.Mohr@Bull.com" <Gary.Mohr@bull.com>,
"arjan@linux.intel.com" <arjan@linux.intel.com>,
"Zhang, Yanmin" <yanmin_zhang@linux.intel.com>,
Paul Mackerras <paulus@samba.org>,
"David S. Miller" <davem@davemloft.net>,
Russell King <rmk+kernel@arm.linux.org.uk>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Will Deacon <will.deacon@arm.com>,
Maynard Johnson <mpjohn@us.ibm.com>, Carl Love <carll@us.ibm.com>,
Kay Sievers <kay.sievers@vrfy.org>,
lkml <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Steven Rostedt <rostedt@goodmis.org>
Subject: [RFC][PATCH v1 12/15] perf: export tracepoint events via sysfs: kmem
Date: Thu, 22 Jul 2010 19:17:35 +0800 [thread overview]
Message-ID: <1279797455.20942.95.camel@minggr.sh.intel.com> (raw)
kmem tracepoint events are exported like below,
/sys/kernel/slab/events/
|-- kfree
| |-- config
| `-- type
|-- kmalloc
| |-- config
| `-- type
|-- kmalloc_node
| |-- config
| `-- type
|-- kmem_cache_alloc
| |-- config
| `-- type
|-- kmem_cache_alloc_node
| |-- config
| `-- type
|-- kmem_cache_free
| |-- config
| `-- type
|-- mm_page_alloc
| |-- config
| `-- type
|-- mm_page_alloc_extfrag
| |-- config
| `-- type
|-- mm_page_alloc_zone_locked
| |-- config
| `-- type
|-- mm_page_free_direct
| |-- config
| `-- type
|-- mm_page_pcpu_drain
| |-- config
| `-- type
`-- mm_pagevec_free
|-- config
`-- type
---
mm/slub.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/mm/slub.c b/mm/slub.c
index 7bb7940..0de39dd 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -27,6 +27,7 @@
#include <linux/memory.h>
#include <linux/math64.h>
#include <linux/fault-inject.h>
+#include <linux/perf_event.h>
/*
* Lock order:
@@ -4554,6 +4555,8 @@ static int __init slab_sysfs_init(void)
return -ENOSYS;
}
+ perf_sys_add_tp(&slab_kset->kobj, "kmem");
+
slab_state = SYSFS;
list_for_each_entry(s, &slab_caches, list) {
reply other threads:[~2010-07-22 11:17 UTC|newest]
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