summaryrefslogtreecommitdiffstats
path: root/fs/fscache/main.c
diff options
context:
space:
mode:
authorDavid Howells <dhowells@redhat.com>2018-04-04 13:41:27 +0100
committerDavid Howells <dhowells@redhat.com>2018-04-04 13:41:27 +0100
commita18feb55769b705a44c4107786c4045eae2e87b6 (patch)
tree3db7d160e672aa9f16a0437b767b3d3bbb10ecc8 /fs/fscache/main.c
parent2c98425720233ae3e135add0c7e869b32913502f (diff)
downloadlinux-stable-a18feb55769b705a44c4107786c4045eae2e87b6.tar.gz
linux-stable-a18feb55769b705a44c4107786c4045eae2e87b6.tar.bz2
linux-stable-a18feb55769b705a44c4107786c4045eae2e87b6.zip
fscache: Add tracepoints
Add some tracepoints to fscache: (*) fscache_cookie - Tracks a cookie's usage count. (*) fscache_netfs - Logs registration of a network filesystem, including the pointer to the cookie allocated. (*) fscache_acquire - Logs cookie acquisition. (*) fscache_relinquish - Logs cookie relinquishment. (*) fscache_enable - Logs enablement of a cookie. (*) fscache_disable - Logs disablement of a cookie. (*) fscache_osm - Tracks execution of states in the object state machine. and cachefiles: (*) cachefiles_ref - Tracks a cachefiles object's usage count. (*) cachefiles_lookup - Logs result of lookup_one_len(). (*) cachefiles_mkdir - Logs result of vfs_mkdir(). (*) cachefiles_create - Logs result of vfs_create(). (*) cachefiles_unlink - Logs calls to vfs_unlink(). (*) cachefiles_rename - Logs calls to vfs_rename(). (*) cachefiles_mark_active - Logs an object becoming active. (*) cachefiles_wait_active - Logs a wait for an old object to be destroyed. (*) cachefiles_mark_inactive - Logs an object becoming inactive. (*) cachefiles_mark_buried - Logs the burial of an object. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs/fscache/main.c')
-rw-r--r--fs/fscache/main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/fscache/main.c b/fs/fscache/main.c
index 249968dcbf5c..7dce110bf17d 100644
--- a/fs/fscache/main.c
+++ b/fs/fscache/main.c
@@ -16,6 +16,7 @@
#include <linux/completion.h>
#include <linux/slab.h>
#include <linux/seq_file.h>
+#define CREATE_TRACE_POINTS
#include "internal.h"
MODULE_DESCRIPTION("FS Cache Manager");