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authorSteven Whitehouse <swhiteho@redhat.com>2010-02-17 04:41:34 -0500
committerDavid Teigland <teigland@redhat.com>2010-02-26 13:14:25 -0500
commitb4a5d4bc377e49239374f266f0a0e2772c29749c (patch)
treedcee73fd29feb448edc4800a56214dd6266993ab /fs/dlm/lockspace.c
parentcf6620acc0f6fac57968aafef79ab372bdcf6157 (diff)
dlm: Send lockspace name with uevents
Although it is possible to get this information from the path, its much easier to provide the lockspace as a seperate env variable. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com> Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/lockspace.c')
-rw-r--r--fs/dlm/lockspace.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c
index c010ecfc0d29..26a8bd40400a 100644
--- a/fs/dlm/lockspace.c
+++ b/fs/dlm/lockspace.c
@@ -191,6 +191,18 @@ static int do_uevent(struct dlm_ls *ls, int in)
191 return error; 191 return error;
192} 192}
193 193
194static int dlm_uevent(struct kset *kset, struct kobject *kobj,
195 struct kobj_uevent_env *env)
196{
197 struct dlm_ls *ls = container_of(kobj, struct dlm_ls, ls_kobj);
198
199 add_uevent_var(env, "LOCKSPACE=%s", ls->ls_name);
200 return 0;
201}
202
203static struct kset_uevent_ops dlm_uevent_ops = {
204 .uevent = dlm_uevent,
205};
194 206
195int __init dlm_lockspace_init(void) 207int __init dlm_lockspace_init(void)
196{ 208{
@@ -199,7 +211,7 @@ int __init dlm_lockspace_init(void)
199 INIT_LIST_HEAD(&lslist); 211 INIT_LIST_HEAD(&lslist);
200 spin_lock_init(&lslist_lock); 212 spin_lock_init(&lslist_lock);
201 213
202 dlm_kset = kset_create_and_add("dlm", NULL, kernel_kobj); 214 dlm_kset = kset_create_and_add("dlm", &dlm_uevent_ops, kernel_kobj);
203 if (!dlm_kset) { 215 if (!dlm_kset) {
204 printk(KERN_WARNING "%s: can not create kset\n", __func__); 216 printk(KERN_WARNING "%s: can not create kset\n", __func__);
205 return -ENOMEM; 217 return -ENOMEM;