[Ocfs2-devel] [PATCH 1/2] ocfs2/dlm: Cleanup mlogs in dlmthread.c, dlmast.c and dlmdomain.c
Sunil Mushran
sunil.mushran at oracle.com
Fri Nov 19 15:06:49 PST 2010
Add the domain name and the resource name in the mlogs.
Signed-off-by: Sunil Mushran <sunil.mushran at oracle.com>
---
fs/ocfs2/dlm/dlmast.c | 76 ++++++++++++++++++--------
fs/ocfs2/dlm/dlmdomain.c | 2 -
fs/ocfs2/dlm/dlmthread.c | 132 ++++++++++++++++++++++++----------------------
3 files changed, 120 insertions(+), 90 deletions(-)
diff --git a/fs/ocfs2/dlm/dlmast.c b/fs/ocfs2/dlm/dlmast.c
index f449991..3a3ed4b 100644
--- a/fs/ocfs2/dlm/dlmast.c
+++ b/fs/ocfs2/dlm/dlmast.c
@@ -90,19 +90,29 @@ static int dlm_should_cancel_bast(struct dlm_ctxt *dlm, struct dlm_lock *lock)
void __dlm_queue_ast(struct dlm_ctxt *dlm, struct dlm_lock *lock)
{
- mlog_entry_void();
+ struct dlm_lock_resource *res;
BUG_ON(!dlm);
BUG_ON(!lock);
+ res = lock->lockres;
+
assert_spin_locked(&dlm->ast_lock);
+
if (!list_empty(&lock->ast_list)) {
- mlog(ML_ERROR, "ast list not empty!! pending=%d, newlevel=%d\n",
+ mlog(ML_ERROR, "%s: res %.*s, lock %u:%llu, "
+ "AST list not empty, pending %d, newlevel %d\n",
+ dlm->name, res->lockname.len, res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)),
lock->ast_pending, lock->ml.type);
BUG();
}
if (lock->ast_pending)
- mlog(0, "lock has an ast getting flushed right now\n");
+ mlog(0, "%s: res %.*s, lock %u:%llu, AST getting flushed\n",
+ dlm->name, res->lockname.len, res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)));
/* putting lock on list, add a ref */
dlm_lock_get(lock);
@@ -110,9 +120,10 @@ void __dlm_queue_ast(struct dlm_ctxt *dlm, struct dlm_lock *lock)
/* check to see if this ast obsoletes the bast */
if (dlm_should_cancel_bast(dlm, lock)) {
- struct dlm_lock_resource *res = lock->lockres;
- mlog(0, "%s: cancelling bast for %.*s\n",
- dlm->name, res->lockname.len, res->lockname.name);
+ mlog(0, "%s: res %.*s, lock %u:%llu, Cancelling BAST\n",
+ dlm->name, res->lockname.len, res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)));
lock->bast_pending = 0;
list_del_init(&lock->bast_list);
lock->ml.highest_blocked = LKM_IVMODE;
@@ -134,8 +145,6 @@ void __dlm_queue_ast(struct dlm_ctxt *dlm, struct dlm_lock *lock)
void dlm_queue_ast(struct dlm_ctxt *dlm, struct dlm_lock *lock)
{
- mlog_entry_void();
-
BUG_ON(!dlm);
BUG_ON(!lock);
@@ -147,15 +156,21 @@ void dlm_queue_ast(struct dlm_ctxt *dlm, struct dlm_lock *lock)
void __dlm_queue_bast(struct dlm_ctxt *dlm, struct dlm_lock *lock)
{
- mlog_entry_void();
+ struct dlm_lock_resource *res;
BUG_ON(!dlm);
BUG_ON(!lock);
+
assert_spin_locked(&dlm->ast_lock);
+ res = lock->lockres;
+
BUG_ON(!list_empty(&lock->bast_list));
if (lock->bast_pending)
- mlog(0, "lock has a bast getting flushed right now\n");
+ mlog(0, "%s: res %.*s, lock %u:%llu, BAST getting flushed\n",
+ dlm->name, res->lockname.len, res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)));
/* putting lock on list, add a ref */
dlm_lock_get(lock);
@@ -167,8 +182,6 @@ void __dlm_queue_bast(struct dlm_ctxt *dlm, struct dlm_lock *lock)
void dlm_queue_bast(struct dlm_ctxt *dlm, struct dlm_lock *lock)
{
- mlog_entry_void();
-
BUG_ON(!dlm);
BUG_ON(!lock);
@@ -213,7 +226,10 @@ void dlm_do_local_ast(struct dlm_ctxt *dlm, struct dlm_lock_resource *res,
dlm_astlockfunc_t *fn;
struct dlm_lockstatus *lksb;
- mlog_entry_void();
+ mlog(0, "%s: res %.*s, lock %u:%llu, Local AST\n", dlm->name,
+ res->lockname.len, res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)));
lksb = lock->lksb;
fn = lock->ast;
@@ -231,7 +247,10 @@ int dlm_do_remote_ast(struct dlm_ctxt *dlm, struct dlm_lock_resource *res,
struct dlm_lockstatus *lksb;
int lksbflags;
- mlog_entry_void();
+ mlog(0, "%s: res %.*s, lock %u:%llu, Remote AST\n", dlm->name,
+ res->lockname.len, res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)));
lksb = lock->lksb;
BUG_ON(lock->ml.node == dlm->node_num);
@@ -250,9 +269,14 @@ void dlm_do_local_bast(struct dlm_ctxt *dlm, struct dlm_lock_resource *res,
{
dlm_bastlockfunc_t *fn = lock->bast;
- mlog_entry_void();
BUG_ON(lock->ml.node != dlm->node_num);
+ mlog(0, "%s: res %.*s, lock %u:%llu, Local BAST, blocked %d\n",
+ dlm->name, res->lockname.len, res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)),
+ blocked_type);
+
(*fn)(lock->astdata, blocked_type);
}
@@ -332,7 +356,8 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data,
/* cannot get a proxy ast message if this node owns it */
BUG_ON(res->owner == dlm->node_num);
- mlog(0, "lockres %.*s\n", res->lockname.len, res->lockname.name);
+ mlog(0, "%s: res %.*s\n", dlm->name, res->lockname.len,
+ res->lockname.name);
spin_lock(&res->spinlock);
if (res->state & DLM_LOCK_RES_RECOVERING) {
@@ -382,8 +407,12 @@ do_ast:
if (past->type == DLM_AST) {
/* do not alter lock refcount. switching lists. */
list_move_tail(&lock->list, &res->granted);
- mlog(0, "ast: Adding to granted list... type=%d, "
- "convert_type=%d\n", lock->ml.type, lock->ml.convert_type);
+ mlog(0, "%s: res %.*s, lock %u:%llu, Granted type %d => %d\n",
+ dlm->name, res->lockname.len, res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(cookie)),
+ lock->ml.type, lock->ml.convert_type);
+
if (lock->ml.convert_type != LKM_IVMODE) {
lock->ml.type = lock->ml.convert_type;
lock->ml.convert_type = LKM_IVMODE;
@@ -426,9 +455,9 @@ int dlm_send_proxy_ast_msg(struct dlm_ctxt *dlm, struct dlm_lock_resource *res,
size_t veclen = 1;
int status;
- mlog_entry("res %.*s, to=%u, type=%d, blocked_type=%d\n",
- res->lockname.len, res->lockname.name, lock->ml.node,
- msg_type, blocked_type);
+ mlog(0, "%s: res %.*s, to %u, type %d, blocked_type %d\n", dlm->name,
+ res->lockname.len, res->lockname.name, lock->ml.node, msg_type,
+ blocked_type);
memset(&past, 0, sizeof(struct dlm_proxy_ast));
past.node_idx = dlm->node_num;
@@ -441,7 +470,6 @@ int dlm_send_proxy_ast_msg(struct dlm_ctxt *dlm, struct dlm_lock_resource *res,
vec[0].iov_len = sizeof(struct dlm_proxy_ast);
vec[0].iov_base = &past;
if (flags & DLM_LKSB_GET_LVB) {
- mlog(0, "returning requested LVB data\n");
be32_add_cpu(&past.flags, LKM_GET_LVB);
vec[1].iov_len = DLM_LVB_LEN;
vec[1].iov_base = lock->lksb->lvb;
@@ -451,8 +479,8 @@ int dlm_send_proxy_ast_msg(struct dlm_ctxt *dlm, struct dlm_lock_resource *res,
ret = o2net_send_message_vec(DLM_PROXY_AST_MSG, dlm->key, vec, veclen,
lock->ml.node, &status);
if (ret < 0)
- mlog(ML_ERROR, "Error %d when sending message %u (key 0x%x) to "
- "node %u\n", ret, DLM_PROXY_AST_MSG, dlm->key,
+ mlog(ML_ERROR, "%s: res %.*s, error %d send AST to node %u\n",
+ dlm->name, res->lockname.len, res->lockname.name, ret,
lock->ml.node);
else {
if (status == DLM_RECOVERING) {
diff --git a/fs/ocfs2/dlm/dlmdomain.c b/fs/ocfs2/dlm/dlmdomain.c
index 58a93b9..044b4e9 100644
--- a/fs/ocfs2/dlm/dlmdomain.c
+++ b/fs/ocfs2/dlm/dlmdomain.c
@@ -460,8 +460,6 @@ redo_bucket:
}
cond_resched_lock(&dlm->spinlock);
num += n;
- mlog(0, "%s: touched %d lockreses in bucket %d "
- "(tot=%d)\n", dlm->name, n, i, num);
}
spin_unlock(&dlm->spinlock);
wake_up(&dlm->dlm_thread_wq);
diff --git a/fs/ocfs2/dlm/dlmthread.c b/fs/ocfs2/dlm/dlmthread.c
index 2211acf..1d6d1d2 100644
--- a/fs/ocfs2/dlm/dlmthread.c
+++ b/fs/ocfs2/dlm/dlmthread.c
@@ -122,15 +122,13 @@ int __dlm_lockres_unused(struct dlm_lock_resource *res)
void __dlm_lockres_calc_usage(struct dlm_ctxt *dlm,
struct dlm_lock_resource *res)
{
- mlog_entry("%.*s\n", res->lockname.len, res->lockname.name);
-
assert_spin_locked(&dlm->spinlock);
assert_spin_locked(&res->spinlock);
if (__dlm_lockres_unused(res)){
if (list_empty(&res->purge)) {
- mlog(0, "putting lockres %.*s:%p onto purge list\n",
- res->lockname.len, res->lockname.name, res);
+ mlog(0, "%s: Adding res %.*s to purge list\n",
+ dlm->name, res->lockname.len, res->lockname.name);
res->last_used = jiffies;
dlm_lockres_get(res);
@@ -138,8 +136,8 @@ void __dlm_lockres_calc_usage(struct dlm_ctxt *dlm,
dlm->purge_count++;
}
} else if (!list_empty(&res->purge)) {
- mlog(0, "removing lockres %.*s:%p from purge list, owner=%u\n",
- res->lockname.len, res->lockname.name, res, res->owner);
+ mlog(0, "%s: Removing res %.*s from purge list\n",
+ dlm->name, res->lockname.len, res->lockname.name);
list_del_init(&res->purge);
dlm_lockres_put(res);
@@ -150,7 +148,6 @@ void __dlm_lockres_calc_usage(struct dlm_ctxt *dlm,
void dlm_lockres_calc_usage(struct dlm_ctxt *dlm,
struct dlm_lock_resource *res)
{
- mlog_entry("%.*s\n", res->lockname.len, res->lockname.name);
spin_lock(&dlm->spinlock);
spin_lock(&res->spinlock);
@@ -171,9 +168,8 @@ static void dlm_purge_lockres(struct dlm_ctxt *dlm,
master = (res->owner == dlm->node_num);
-
- mlog(0, "purging lockres %.*s, master = %d\n", res->lockname.len,
- res->lockname.name, master);
+ mlog(0, "%s: Purging res %.*s, master %d\n", dlm->name,
+ res->lockname.len, res->lockname.name, master);
if (!master) {
res->state |= DLM_LOCK_RES_DROPPING_REF;
@@ -189,27 +185,25 @@ static void dlm_purge_lockres(struct dlm_ctxt *dlm,
/* clear our bit from the master's refmap, ignore errors */
ret = dlm_drop_lockres_ref(dlm, res);
if (ret < 0) {
- mlog_errno(ret);
+ mlog(ML_ERROR, "%s: deref %.*s failed %d\n", dlm->name,
+ res->lockname.len, res->lockname.name, ret);
if (!dlm_is_host_down(ret))
BUG();
}
- mlog(0, "%s:%.*s: dlm_deref_lockres returned %d\n",
- dlm->name, res->lockname.len, res->lockname.name, ret);
spin_lock(&dlm->spinlock);
spin_lock(&res->spinlock);
}
if (!list_empty(&res->purge)) {
- mlog(0, "removing lockres %.*s:%p from purgelist, "
- "master = %d\n", res->lockname.len, res->lockname.name,
- res, master);
+ mlog(0, "%s: Removing res %.*s from purgelist, master %d\n",
+ dlm->name, res->lockname.len, res->lockname.name, master);
list_del_init(&res->purge);
dlm_lockres_put(res);
dlm->purge_count--;
}
if (!__dlm_lockres_unused(res)) {
- mlog(ML_ERROR, "found lockres %s:%.*s: in use after deref\n",
+ mlog(ML_ERROR, "%s: res %.*s in use after deref\n",
dlm->name, res->lockname.len, res->lockname.name);
__dlm_print_one_lock_resource(res);
BUG();
@@ -266,10 +260,10 @@ static void dlm_run_purge_list(struct dlm_ctxt *dlm,
unused = __dlm_lockres_unused(lockres);
if (!unused ||
(lockres->state & DLM_LOCK_RES_MIGRATING)) {
- mlog(0, "lockres %s:%.*s: is in use or "
- "being remastered, used %d, state %d\n",
- dlm->name, lockres->lockname.len,
- lockres->lockname.name, !unused, lockres->state);
+ mlog(0, "%s: res %.*s is in use or being remastered, "
+ "used %d, state %d\n", dlm->name,
+ lockres->lockname.len, lockres->lockname.name,
+ !unused, lockres->state);
list_move_tail(&dlm->purge_list, &lockres->purge);
spin_unlock(&lockres->spinlock);
continue;
@@ -296,15 +290,12 @@ static void dlm_shuffle_lists(struct dlm_ctxt *dlm,
struct list_head *head;
int can_grant = 1;
- //mlog(0, "res->lockname.len=%d\n", res->lockname.len);
- //mlog(0, "res->lockname.name=%p\n", res->lockname.name);
- //mlog(0, "shuffle res %.*s\n", res->lockname.len,
- // res->lockname.name);
-
- /* because this function is called with the lockres
+ /*
+ * Because this function is called with the lockres
* spinlock, and because we know that it is not migrating/
* recovering/in-progress, it is fine to reserve asts and
- * basts right before queueing them all throughout */
+ * basts right before queueing them all throughout
+ */
assert_spin_locked(&dlm->ast_lock);
assert_spin_locked(&res->spinlock);
BUG_ON((res->state & (DLM_LOCK_RES_MIGRATING|
@@ -314,13 +305,13 @@ static void dlm_shuffle_lists(struct dlm_ctxt *dlm,
converting:
if (list_empty(&res->converting))
goto blocked;
- mlog(0, "res %.*s has locks on a convert queue\n", res->lockname.len,
- res->lockname.name);
+ mlog(0, "%s: res %.*s has locks on the convert queue\n", dlm->name,
+ res->lockname.len, res->lockname.name);
target = list_entry(res->converting.next, struct dlm_lock, list);
if (target->ml.convert_type == LKM_IVMODE) {
- mlog(ML_ERROR, "%.*s: converting a lock with no "
- "convert_type!\n", res->lockname.len, res->lockname.name);
+ mlog(ML_ERROR, "%s: res %.*s converting lock to invalid mode\n",
+ dlm->name, res->lockname.len, res->lockname.name);
BUG();
}
head = &res->granted;
@@ -365,9 +356,12 @@ converting:
spin_lock(&target->spinlock);
BUG_ON(target->ml.highest_blocked != LKM_IVMODE);
- mlog(0, "calling ast for converting lock: %.*s, have: %d, "
- "granting: %d, node: %u\n", res->lockname.len,
- res->lockname.name, target->ml.type,
+ mlog(0, "%s: res %.*s, AST for Converting lock %u:%llu, type "
+ "%d => %d, node %u\n", dlm->name, res->lockname.len,
+ res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(target->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(target->ml.cookie)),
+ target->ml.type,
target->ml.convert_type, target->ml.node);
target->ml.type = target->ml.convert_type;
@@ -428,11 +422,14 @@ blocked:
spin_lock(&target->spinlock);
BUG_ON(target->ml.highest_blocked != LKM_IVMODE);
- mlog(0, "calling ast for blocked lock: %.*s, granting: %d, "
- "node: %u\n", res->lockname.len, res->lockname.name,
+ mlog(0, "%s: res %.*s, AST for Blocked lock %u:%llu, type %d, "
+ "node %u\n", dlm->name, res->lockname.len,
+ res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(target->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(target->ml.cookie)),
target->ml.type, target->ml.node);
- // target->ml.type is already correct
+ /* target->ml.type is already correct */
list_move_tail(&target->list, &res->granted);
BUG_ON(!target->lksb);
@@ -453,7 +450,6 @@ leave:
/* must have NO locks when calling this with res !=NULL * */
void dlm_kick_thread(struct dlm_ctxt *dlm, struct dlm_lock_resource *res)
{
- mlog_entry("dlm=%p, res=%p\n", dlm, res);
if (res) {
spin_lock(&dlm->spinlock);
spin_lock(&res->spinlock);
@@ -466,8 +462,6 @@ void dlm_kick_thread(struct dlm_ctxt *dlm, struct dlm_lock_resource *res)
void __dlm_dirty_lockres(struct dlm_ctxt *dlm, struct dlm_lock_resource *res)
{
- mlog_entry("dlm=%p, res=%p\n", dlm, res);
-
assert_spin_locked(&dlm->spinlock);
assert_spin_locked(&res->spinlock);
@@ -484,13 +478,16 @@ void __dlm_dirty_lockres(struct dlm_ctxt *dlm, struct dlm_lock_resource *res)
res->state |= DLM_LOCK_RES_DIRTY;
}
}
+
+ mlog(0, "%s: res %.*s\n", dlm->name, res->lockname.len,
+ res->lockname.name);
}
/* Launch the NM thread for the mounted volume */
int dlm_launch_thread(struct dlm_ctxt *dlm)
{
- mlog(0, "starting dlm thread...\n");
+ mlog(0, "Starting dlm_thread...\n");
dlm->dlm_thread_task = kthread_run(dlm_thread, dlm, "dlm_thread");
if (IS_ERR(dlm->dlm_thread_task)) {
@@ -505,7 +502,7 @@ int dlm_launch_thread(struct dlm_ctxt *dlm)
void dlm_complete_thread(struct dlm_ctxt *dlm)
{
if (dlm->dlm_thread_task) {
- mlog(ML_KTHREAD, "waiting for dlm thread to exit\n");
+ mlog(ML_KTHREAD, "Waiting for dlm thread to exit\n");
kthread_stop(dlm->dlm_thread_task);
dlm->dlm_thread_task = NULL;
}
@@ -536,7 +533,12 @@ static void dlm_flush_asts(struct dlm_ctxt *dlm)
/* get an extra ref on lock */
dlm_lock_get(lock);
res = lock->lockres;
- mlog(0, "delivering an ast for this lockres\n");
+ mlog(0, "%s: res %.*s, Flush AST for lock %u:%llu, type %d, "
+ "node %u\n", dlm->name, res->lockname.len,
+ res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)),
+ lock->ml.type, lock->ml.node);
BUG_ON(!lock->ast_pending);
@@ -557,9 +559,9 @@ static void dlm_flush_asts(struct dlm_ctxt *dlm)
/* possible that another ast was queued while
* we were delivering the last one */
if (!list_empty(&lock->ast_list)) {
- mlog(0, "aha another ast got queued while "
- "we were finishing the last one. will "
- "keep the ast_pending flag set.\n");
+ mlog(0, "%s: res %.*s, AST queued while flushing last "
+ "one\n", dlm->name, res->lockname.len,
+ res->lockname.name);
} else
lock->ast_pending = 0;
@@ -590,8 +592,12 @@ static void dlm_flush_asts(struct dlm_ctxt *dlm)
dlm_lock_put(lock);
spin_unlock(&dlm->ast_lock);
- mlog(0, "delivering a bast for this lockres "
- "(blocked = %d\n", hi);
+ mlog(0, "%s: res %.*s, Flush BAST for lock %u:%llu, "
+ "blocked %d, node %u\n",
+ dlm->name, res->lockname.len, res->lockname.name,
+ dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+ dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)),
+ hi, lock->ml.node);
if (lock->ml.node != dlm->node_num) {
ret = dlm_send_proxy_bast(dlm, res, lock, hi);
@@ -605,9 +611,9 @@ static void dlm_flush_asts(struct dlm_ctxt *dlm)
/* possible that another bast was queued while
* we were delivering the last one */
if (!list_empty(&lock->bast_list)) {
- mlog(0, "aha another bast got queued while "
- "we were finishing the last one. will "
- "keep the bast_pending flag set.\n");
+ mlog(0, "%s: res %.*s, BAST queued while flushing last "
+ "one\n", dlm->name, res->lockname.len,
+ res->lockname.name);
} else
lock->bast_pending = 0;
@@ -675,11 +681,12 @@ static int dlm_thread(void *data)
spin_lock(&res->spinlock);
if (res->owner != dlm->node_num) {
__dlm_print_one_lock_resource(res);
- mlog(ML_ERROR, "inprog:%s, mig:%s, reco:%s, dirty:%s\n",
- res->state & DLM_LOCK_RES_IN_PROGRESS ? "yes" : "no",
- res->state & DLM_LOCK_RES_MIGRATING ? "yes" : "no",
- res->state & DLM_LOCK_RES_RECOVERING ? "yes" : "no",
- res->state & DLM_LOCK_RES_DIRTY ? "yes" : "no");
+ mlog(ML_ERROR, "%s: inprog %d, mig %d, reco %d,"
+ " dirty %d\n", dlm->name,
+ !!(res->state & DLM_LOCK_RES_IN_PROGRESS),
+ !!(res->state & DLM_LOCK_RES_MIGRATING),
+ !!(res->state & DLM_LOCK_RES_RECOVERING),
+ !!(res->state & DLM_LOCK_RES_DIRTY));
}
BUG_ON(res->owner != dlm->node_num);
@@ -693,8 +700,8 @@ static int dlm_thread(void *data)
res->state &= ~DLM_LOCK_RES_DIRTY;
spin_unlock(&res->spinlock);
spin_unlock(&dlm->ast_lock);
- mlog(0, "delaying list shuffling for in-"
- "progress lockres %.*s, state=%d\n",
+ mlog(0, "%s: res %.*s, inprogress, delay list "
+ "shuffle, state %d\n", dlm->name,
res->lockname.len, res->lockname.name,
res->state);
delay = 1;
@@ -706,10 +713,6 @@ static int dlm_thread(void *data)
* spinlock and do NOT have the dlm lock.
* safe to reserve/queue asts and run the lists. */
- mlog(0, "calling dlm_shuffle_lists with dlm=%s, "
- "res=%.*s\n", dlm->name,
- res->lockname.len, res->lockname.name);
-
/* called while holding lockres lock */
dlm_shuffle_lists(dlm, res);
res->state &= ~DLM_LOCK_RES_DIRTY;
@@ -733,7 +736,8 @@ in_progress:
/* unlikely, but we may need to give time to
* other tasks */
if (!--n) {
- mlog(0, "throttling dlm_thread\n");
+ mlog(0, "%s: Throttling dlm thread\n",
+ dlm->name);
break;
}
}
--
1.5.6.5
More information about the Ocfs2-devel
mailing list