[DLM] lock_dlm recover_status patch

This saves the journal recovery result and makes it visible through sysfs.
User space needs to know if the node actually recovered the journal or
tried and gave up.

Signed-off-by: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
David Teigland 2006-04-26 15:56:35 -04:00 committed by Steven Whitehouse
parent 579b78a43b
commit 6bd70aba5a
3 changed files with 18 additions and 9 deletions

View File

@ -70,6 +70,7 @@ struct gdlm_ls {
lm_fsdata_t *fsdata;
int recover_jid;
int recover_jid_done;
int recover_jid_status;
spinlock_t async_lock;
struct list_head complete;
struct list_head blocking;

View File

@ -203,6 +203,7 @@ static void gdlm_recovery_done(lm_lockspace_t *lockspace, unsigned int jid,
{
struct gdlm_ls *ls = (struct gdlm_ls *) lockspace;
ls->recover_jid_done = jid;
ls->recover_jid_status = message;
kobject_uevent(&ls->kobj, KOBJ_CHANGE);
}

View File

@ -110,6 +110,11 @@ static ssize_t recover_done_show(struct gdlm_ls *ls, char *buf)
return sprintf(buf, "%d\n", ls->recover_jid_done);
}
static ssize_t recover_status_show(struct gdlm_ls *ls, char *buf)
{
return sprintf(buf, "%d\n", ls->recover_jid_status);
}
struct gdlm_attr {
struct attribute attr;
ssize_t (*show)(struct gdlm_ls *, char *);
@ -119,15 +124,16 @@ struct gdlm_attr {
#define GDLM_ATTR(_name,_mode,_show,_store) \
static struct gdlm_attr gdlm_attr_##_name = __ATTR(_name,_mode,_show,_store)
GDLM_ATTR(proto_name, 0444, proto_name_show, NULL);
GDLM_ATTR(block, 0644, block_show, block_store);
GDLM_ATTR(withdraw, 0644, withdraw_show, withdraw_store);
GDLM_ATTR(id, 0444, id_show, NULL);
GDLM_ATTR(jid, 0444, jid_show, NULL);
GDLM_ATTR(first, 0444, first_show, NULL);
GDLM_ATTR(first_done, 0444, first_done_show, NULL);
GDLM_ATTR(recover, 0644, recover_show, recover_store);
GDLM_ATTR(recover_done, 0444, recover_done_show, NULL);
GDLM_ATTR(proto_name, 0444, proto_name_show, NULL);
GDLM_ATTR(block, 0644, block_show, block_store);
GDLM_ATTR(withdraw, 0644, withdraw_show, withdraw_store);
GDLM_ATTR(id, 0444, id_show, NULL);
GDLM_ATTR(jid, 0444, jid_show, NULL);
GDLM_ATTR(first, 0444, first_show, NULL);
GDLM_ATTR(first_done, 0444, first_done_show, NULL);
GDLM_ATTR(recover, 0644, recover_show, recover_store);
GDLM_ATTR(recover_done, 0444, recover_done_show, NULL);
GDLM_ATTR(recover_status, 0444, recover_status_show, NULL);
static struct attribute *gdlm_attrs[] = {
&gdlm_attr_proto_name.attr,
@ -139,6 +145,7 @@ static struct attribute *gdlm_attrs[] = {
&gdlm_attr_first_done.attr,
&gdlm_attr_recover.attr,
&gdlm_attr_recover_done.attr,
&gdlm_attr_recover_status.attr,
NULL,
};