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[DLM] Pass in lockspace to lkb put function 

In some cases a lockspace isn't attached to the lkb, so that
it needs to be passed directly to the lkb put function.

Signed-off-by: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
David Teigland 2006-02-28 11:16:37 -05:00 committed by Steven Whitehouse
parent 5c676f6d35
commit b3f58d8f2b
1 changed files with 31 additions and 23 deletions
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54
fs/dlm/lock.c
View File

@ -591,9 +591,11 @@ static void kill_lkb(struct kref *kref)
DLM_ASSERT(!lkb->lkb_status, dlm_print_lkb(lkb););
}
static int put_lkb(struct dlm_lkb *lkb)
/* __put_lkb() is used when an lkb may not have an rsb attached to
it so we need to provide the lockspace explicitly */
static int __put_lkb(struct dlm_ls *ls, struct dlm_lkb *lkb)
{
struct dlm_ls *ls = lkb->lkb_resource->res_ls;
uint16_t bucket = lkb->lkb_id & 0xFFFF;
write_lock(&ls->ls_lkbtbl[bucket].lock);
@ -616,7 +618,13 @@ static int put_lkb(struct dlm_lkb *lkb)
int dlm_put_lkb(struct dlm_lkb *lkb)
{
return put_lkb(lkb);
struct dlm_ls *ls;
DLM_ASSERT(lkb->lkb_resource, dlm_print_lkb(lkb););
DLM_ASSERT(lkb->lkb_resource->res_ls, dlm_print_lkb(lkb););
ls = lkb->lkb_resource->res_ls;
return __put_lkb(ls, lkb);
}
/* This is only called to add a reference when the code already holds
@ -1949,7 +1957,7 @@ int dlm_lock(dlm_lockspace_t *lockspace,
error = 0;
out_put:
if (convert || error)
put_lkb(lkb);
__put_lkb(ls, lkb);
if (error == -EAGAIN)
error = 0;
out:
@ -1991,7 +1999,7 @@ int dlm_unlock(dlm_lockspace_t *lockspace,
if (error == -DLM_EUNLOCK || error == -DLM_ECANCEL)
error = 0;
out_put:
put_lkb(lkb);
dlm_put_lkb(lkb);
out:
unlock_recovery(ls);
dlm_put_lockspace(ls);
@ -2442,7 +2450,7 @@ static void receive_request(struct dlm_ls *ls, struct dlm_message *ms)
lkb->lkb_flags |= DLM_IFL_MSTCPY;
error = receive_request_args(ls, lkb, ms);
if (error) {
put_lkb(lkb);
__put_lkb(ls, lkb);
goto fail;
}
@ -2450,7 +2458,7 @@ static void receive_request(struct dlm_ls *ls, struct dlm_message *ms)
error = find_rsb(ls, ms->m_extra, namelen, R_MASTER, &r);
if (error) {
put_lkb(lkb);
__put_lkb(ls, lkb);
goto fail;
}
@ -2466,7 +2474,7 @@ static void receive_request(struct dlm_ls *ls, struct dlm_message *ms)
if (error == -EINPROGRESS)
error = 0;
if (error)
put_lkb(lkb);
dlm_put_lkb(lkb);
return;
fail:
@ -2502,7 +2510,7 @@ static void receive_convert(struct dlm_ls *ls, struct dlm_message *ms)
unlock_rsb(r);
put_rsb(r);
put_lkb(lkb);
dlm_put_lkb(lkb);
return;
fail:
@ -2536,7 +2544,7 @@ static void receive_unlock(struct dlm_ls *ls, struct dlm_message *ms)
unlock_rsb(r);
put_rsb(r);
put_lkb(lkb);
dlm_put_lkb(lkb);
return;
fail:
@ -2566,7 +2574,7 @@ static void receive_cancel(struct dlm_ls *ls, struct dlm_message *ms)
unlock_rsb(r);
put_rsb(r);
put_lkb(lkb);
dlm_put_lkb(lkb);
return;
fail:
@ -2598,7 +2606,7 @@ static void receive_grant(struct dlm_ls *ls, struct dlm_message *ms)
unlock_rsb(r);
put_rsb(r);
put_lkb(lkb);
dlm_put_lkb(lkb);
}
static void receive_bast(struct dlm_ls *ls, struct dlm_message *ms)
@ -2623,7 +2631,7 @@ static void receive_bast(struct dlm_ls *ls, struct dlm_message *ms)
unlock_rsb(r);
put_rsb(r);
put_lkb(lkb);
dlm_put_lkb(lkb);
}
static void receive_lookup(struct dlm_ls *ls, struct dlm_message *ms)
@ -2746,7 +2754,7 @@ static void receive_request_reply(struct dlm_ls *ls, struct dlm_message *ms)
unlock_rsb(r);
put_rsb(r);
out:
put_lkb(lkb);
dlm_put_lkb(lkb);
}
static void __receive_convert_reply(struct dlm_rsb *r, struct dlm_lkb *lkb,
@ -2813,7 +2821,7 @@ static void receive_convert_reply(struct dlm_ls *ls, struct dlm_message *ms)
_receive_convert_reply(lkb, ms);
out:
put_lkb(lkb);
dlm_put_lkb(lkb);
}
static void _receive_unlock_reply(struct dlm_lkb *lkb, struct dlm_message *ms)
@ -2860,7 +2868,7 @@ static void receive_unlock_reply(struct dlm_ls *ls, struct dlm_message *ms)
_receive_unlock_reply(lkb, ms);
out:
put_lkb(lkb);
dlm_put_lkb(lkb);
}
static void _receive_cancel_reply(struct dlm_lkb *lkb, struct dlm_message *ms)
@ -2907,7 +2915,7 @@ static void receive_cancel_reply(struct dlm_ls *ls, struct dlm_message *ms)
_receive_cancel_reply(lkb, ms);
out:
put_lkb(lkb);
dlm_put_lkb(lkb);
}
static void receive_lookup_reply(struct dlm_ls *ls, struct dlm_message *ms)
@ -2954,7 +2962,7 @@ static void receive_lookup_reply(struct dlm_ls *ls, struct dlm_message *ms)
unlock_rsb(r);
put_rsb(r);
out:
put_lkb(lkb);
dlm_put_lkb(lkb);
}
int dlm_receive_message(struct dlm_header *hd, int nodeid, int recovery)
@ -3159,7 +3167,7 @@ void dlm_recover_waiters_pre(struct dlm_ls *ls)
ls->ls_stub_ms.m_result = -DLM_EUNLOCK;
_remove_from_waiters(lkb);
_receive_unlock_reply(lkb, &ls->ls_stub_ms);
put_lkb(lkb);
dlm_put_lkb(lkb);
break;
case DLM_MSG_CANCEL:
@ -3167,7 +3175,7 @@ void dlm_recover_waiters_pre(struct dlm_ls *ls)
ls->ls_stub_ms.m_result = -DLM_ECANCEL;
_remove_from_waiters(lkb);
_receive_cancel_reply(lkb, &ls->ls_stub_ms);
put_lkb(lkb);
dlm_put_lkb(lkb);
break;
default:
@ -3272,7 +3280,7 @@ static void purge_queue(struct dlm_rsb *r, struct list_head *queue,
if (test(ls, lkb)) {
del_lkb(r, lkb);
/* this put should free the lkb */
if (!put_lkb(lkb))
if (!dlm_put_lkb(lkb))
log_error(ls, "purged lkb not released");
}
}
@ -3456,7 +3464,7 @@ int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc)
error = receive_rcom_lock_args(ls, lkb, r, rc);
if (error) {
put_lkb(lkb);
__put_lkb(ls, lkb);
goto out_unlock;
}
@ -3518,7 +3526,7 @@ int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc)
unlock_rsb(r);
put_rsb(r);
put_lkb(lkb);
dlm_put_lkb(lkb);
return 0;
}