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authorDavid Howells <dhowells@redhat.com>2009-11-19 18:10:23 +0000
committerDavid Howells <dhowells@redhat.com>2009-11-19 18:10:23 +0000
commit3d7a641e544e428191667e8b1f83f96fa46dbd65 (patch)
tree172aa672eca96b94f5531885b82abb82b43c7d8a /fs
parent66b00a7c93ec782d118d2c03bd599cfd041e80a1 (diff)
SLOW_WORK: Wait for outstanding work items belonging to a module to clear
Wait for outstanding slow work items belonging to a module to clear when unregistering that module as a user of the facility. This prevents the put_ref code of a work item from being taken away before it returns. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/fscache/main.c6
-rw-r--r--fs/fscache/object.c1
-rw-r--r--fs/fscache/operation.c1
-rw-r--r--fs/gfs2/main.c4
-rw-r--r--fs/gfs2/recovery.c1
5 files changed, 8 insertions, 5 deletions
diff --git a/fs/fscache/main.c b/fs/fscache/main.c
index 4de41b59749..add6bdb53f0 100644
--- a/fs/fscache/main.c
+++ b/fs/fscache/main.c
@@ -48,7 +48,7 @@ static int __init fscache_init(void)
{
int ret;
- ret = slow_work_register_user();
+ ret = slow_work_register_user(THIS_MODULE);
if (ret < 0)
goto error_slow_work;
@@ -80,7 +80,7 @@ error_kobj:
error_cookie_jar:
fscache_proc_cleanup();
error_proc:
- slow_work_unregister_user();
+ slow_work_unregister_user(THIS_MODULE);
error_slow_work:
return ret;
}
@@ -97,7 +97,7 @@ static void __exit fscache_exit(void)
kobject_put(fscache_root);
kmem_cache_destroy(fscache_cookie_jar);
fscache_proc_cleanup();
- slow_work_unregister_user();
+ slow_work_unregister_user(THIS_MODULE);
printk(KERN_NOTICE "FS-Cache: Unloaded\n");
}
diff --git a/fs/fscache/object.c b/fs/fscache/object.c
index 392a41b1b79..d236eb1d6f3 100644
--- a/fs/fscache/object.c
+++ b/fs/fscache/object.c
@@ -45,6 +45,7 @@ static void fscache_enqueue_dependents(struct fscache_object *);
static void fscache_dequeue_object(struct fscache_object *);
const struct slow_work_ops fscache_object_slow_work_ops = {
+ .owner = THIS_MODULE,
.get_ref = fscache_object_slow_work_get_ref,
.put_ref = fscache_object_slow_work_put_ref,
.execute = fscache_object_slow_work_execute,
diff --git a/fs/fscache/operation.c b/fs/fscache/operation.c
index e7f8d53b8b6..f1a2857b2ff 100644
--- a/fs/fscache/operation.c
+++ b/fs/fscache/operation.c
@@ -453,6 +453,7 @@ static void fscache_op_execute(struct slow_work *work)
}
const struct slow_work_ops fscache_op_slow_work_ops = {
+ .owner = THIS_MODULE,
.get_ref = fscache_op_get_ref,
.put_ref = fscache_op_put_ref,
.execute = fscache_op_execute,
diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c
index eacd78a5d08..5b31f7741a8 100644
--- a/fs/gfs2/main.c
+++ b/fs/gfs2/main.c
@@ -114,7 +114,7 @@ static int __init init_gfs2_fs(void)
if (error)
goto fail_unregister;
- error = slow_work_register_user();
+ error = slow_work_register_user(THIS_MODULE);
if (error)
goto fail_slow;
@@ -163,7 +163,7 @@ static void __exit exit_gfs2_fs(void)
gfs2_unregister_debugfs();
unregister_filesystem(&gfs2_fs_type);
unregister_filesystem(&gfs2meta_fs_type);
- slow_work_unregister_user();
+ slow_work_unregister_user(THIS_MODULE);
kmem_cache_destroy(gfs2_quotad_cachep);
kmem_cache_destroy(gfs2_rgrpd_cachep);
diff --git a/fs/gfs2/recovery.c b/fs/gfs2/recovery.c
index 59d2695509d..b2bb779f09e 100644
--- a/fs/gfs2/recovery.c
+++ b/fs/gfs2/recovery.c
@@ -593,6 +593,7 @@ fail:
}
struct slow_work_ops gfs2_recover_ops = {
+ .owner = THIS_MODULE,
.get_ref = gfs2_recover_get_ref,
.put_ref = gfs2_recover_put_ref,
.execute = gfs2_recover_work,