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>
diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c
index eacd78a..5b31f77 100644
--- a/fs/gfs2/main.c
+++ b/fs/gfs2/main.c
@@ -114,7 +114,7 @@
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 @@
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 59d2695..b2bb779 100644
--- a/fs/gfs2/recovery.c
+++ b/fs/gfs2/recovery.c
@@ -593,6 +593,7 @@
}
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,