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authorTao Ma <boyu.mt@taobao.com>2011-02-21 06:10:44 +0300
committerTao Ma <boyu.mt@taobao.com>2011-02-21 06:10:44 +0300
commitef6b689b63b9f5227ccee6f16dd9ee3faf58a464 (patch)
treeebe3416fcc221e152f2625e8e8794e92e3d8c979 /fs/ocfs2/dlmglue.c
parent422e6c4bc4b48c15b3cb57a1ca71431abfc57e54 (diff)
downloadlinux-ef6b689b63b9f5227ccee6f16dd9ee3faf58a464.tar.xz
ocfs2: Remove ENTRY from masklog.
ENTRY is used to record the entry of a function. But because it is added in so many functions, if we enable it, the system logs get filled up quickly and cause too much I/O. So actually no one can open it for a production system or even for a test. So for mlog_entry_void, we just remove it. for mlog_entry(...), we replace it with mlog(0,...), and they will be replace by trace event later. Signed-off-by: Tao Ma <boyu.mt@taobao.com>
Diffstat (limited to 'fs/ocfs2/dlmglue.c')
-rw-r--r--fs/ocfs2/dlmglue.c78
1 files changed, 0 insertions, 78 deletions
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index e8d94d722ecb..c2f3fa1c4722 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -397,8 +397,6 @@ static void ocfs2_build_lock_name(enum ocfs2_lock_type type,
{
int len;
- mlog_entry_void();
-
BUG_ON(type >= OCFS2_NUM_LOCK_TYPES);
len = snprintf(name, OCFS2_LOCK_ID_MAX_LEN, "%c%s%016llx%08x",
@@ -729,8 +727,6 @@ void ocfs2_refcount_lock_res_init(struct ocfs2_lock_res *lockres,
void ocfs2_lock_res_free(struct ocfs2_lock_res *res)
{
- mlog_entry_void();
-
if (!(res->l_flags & OCFS2_LOCK_INITIALIZED))
return;
@@ -762,8 +758,6 @@ void ocfs2_lock_res_free(struct ocfs2_lock_res *res)
static inline void ocfs2_inc_holders(struct ocfs2_lock_res *lockres,
int level)
{
- mlog_entry_void();
-
BUG_ON(!lockres);
switch(level) {
@@ -783,8 +777,6 @@ static inline void ocfs2_inc_holders(struct ocfs2_lock_res *lockres,
static inline void ocfs2_dec_holders(struct ocfs2_lock_res *lockres,
int level)
{
- mlog_entry_void();
-
BUG_ON(!lockres);
switch(level) {
@@ -846,8 +838,6 @@ static void lockres_clear_flags(struct ocfs2_lock_res *lockres,
static inline void ocfs2_generic_handle_downconvert_action(struct ocfs2_lock_res *lockres)
{
- mlog_entry_void();
-
BUG_ON(!(lockres->l_flags & OCFS2_LOCK_BUSY));
BUG_ON(!(lockres->l_flags & OCFS2_LOCK_ATTACHED));
BUG_ON(!(lockres->l_flags & OCFS2_LOCK_BLOCKED));
@@ -866,8 +856,6 @@ static inline void ocfs2_generic_handle_downconvert_action(struct ocfs2_lock_res
static inline void ocfs2_generic_handle_convert_action(struct ocfs2_lock_res *lockres)
{
- mlog_entry_void();
-
BUG_ON(!(lockres->l_flags & OCFS2_LOCK_BUSY));
BUG_ON(!(lockres->l_flags & OCFS2_LOCK_ATTACHED));
@@ -895,8 +883,6 @@ static inline void ocfs2_generic_handle_convert_action(struct ocfs2_lock_res *lo
static inline void ocfs2_generic_handle_attach_action(struct ocfs2_lock_res *lockres)
{
- mlog_entry_void();
-
BUG_ON((!(lockres->l_flags & OCFS2_LOCK_BUSY)));
BUG_ON(lockres->l_flags & OCFS2_LOCK_ATTACHED);
@@ -916,7 +902,6 @@ static int ocfs2_generic_handle_bast(struct ocfs2_lock_res *lockres,
int level)
{
int needs_downconvert = 0;
- mlog_entry_void();
assert_spin_locked(&lockres->l_lock);
@@ -1151,8 +1136,6 @@ static void ocfs2_unlock_ast(struct ocfs2_dlm_lksb *lksb, int error)
struct ocfs2_lock_res *lockres = ocfs2_lksb_to_lock_res(lksb);
unsigned long flags;
- mlog_entry_void();
-
mlog(ML_BASTS, "UNLOCK AST fired for lockres %s, action = %d\n",
lockres->l_name, lockres->l_unlock_action);
@@ -1233,7 +1216,6 @@ static inline void ocfs2_recover_from_dlm_error(struct ocfs2_lock_res *lockres,
{
unsigned long flags;
- mlog_entry_void();
spin_lock_irqsave(&lockres->l_lock, flags);
lockres_clear_flags(lockres, OCFS2_LOCK_BUSY);
lockres_clear_flags(lockres, OCFS2_LOCK_UPCONVERT_FINISHING);
@@ -1260,8 +1242,6 @@ static int ocfs2_lock_create(struct ocfs2_super *osb,
unsigned long flags;
unsigned int gen;
- mlog_entry_void();
-
mlog(0, "lock %s, level = %d, flags = %u\n", lockres->l_name, level,
dlm_flags);
@@ -1416,8 +1396,6 @@ static int __ocfs2_cluster_lock(struct ocfs2_super *osb,
unsigned int gen;
int noqueue_attempted = 0;
- mlog_entry_void();
-
ocfs2_init_mask_waiter(&mw);
if (lockres->l_ops->flags & LOCK_TYPE_USES_LVB)
@@ -1605,7 +1583,6 @@ static void __ocfs2_cluster_unlock(struct ocfs2_super *osb,
{
unsigned long flags;
- mlog_entry_void();
spin_lock_irqsave(&lockres->l_lock, flags);
ocfs2_dec_holders(lockres, level);
ocfs2_downconvert_on_unlock(osb, lockres);
@@ -1648,8 +1625,6 @@ int ocfs2_create_new_inode_locks(struct inode *inode)
BUG_ON(!inode);
BUG_ON(!ocfs2_inode_is_new(inode));
- mlog_entry_void();
-
mlog(0, "Inode %llu\n", (unsigned long long)OCFS2_I(inode)->ip_blkno);
/* NOTE: That we don't increment any of the holder counts, nor
@@ -1695,8 +1670,6 @@ int ocfs2_rw_lock(struct inode *inode, int write)
BUG_ON(!inode);
- mlog_entry_void();
-
mlog(0, "inode %llu take %s RW lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
write ? "EXMODE" : "PRMODE");
@@ -1725,8 +1698,6 @@ void ocfs2_rw_unlock(struct inode *inode, int write)
struct ocfs2_lock_res *lockres = &OCFS2_I(inode)->ip_rw_lockres;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- mlog_entry_void();
-
mlog(0, "inode %llu drop %s RW lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
write ? "EXMODE" : "PRMODE");
@@ -1748,8 +1719,6 @@ int ocfs2_open_lock(struct inode *inode)
BUG_ON(!inode);
- mlog_entry_void();
-
mlog(0, "inode %llu take PRMODE open lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno);
@@ -1776,8 +1745,6 @@ int ocfs2_try_open_lock(struct inode *inode, int write)
BUG_ON(!inode);
- mlog_entry_void();
-
mlog(0, "inode %llu try to take %s open lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
write ? "EXMODE" : "PRMODE");
@@ -1811,8 +1778,6 @@ void ocfs2_open_unlock(struct inode *inode)
struct ocfs2_lock_res *lockres = &OCFS2_I(inode)->ip_open_lockres;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- mlog_entry_void();
-
mlog(0, "inode %llu drop open lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno);
@@ -2043,8 +2008,6 @@ static void ocfs2_downconvert_on_unlock(struct ocfs2_super *osb,
{
int kick = 0;
- mlog_entry_void();
-
/* If we know that another node is waiting on our lock, kick
* the downconvert thread * pre-emptively when we reach a release
* condition. */
@@ -2095,8 +2058,6 @@ static void __ocfs2_stuff_meta_lvb(struct inode *inode)
struct ocfs2_lock_res *lockres = &oi->ip_inode_lockres;
struct ocfs2_meta_lvb *lvb;
- mlog_entry_void();
-
lvb = ocfs2_dlm_lvb(&lockres->l_lksb);
/*
@@ -2145,8 +2106,6 @@ static void ocfs2_refresh_inode_from_lvb(struct inode *inode)
struct ocfs2_lock_res *lockres = &oi->ip_inode_lockres;
struct ocfs2_meta_lvb *lvb;
- mlog_entry_void();
-
mlog_meta_lvb(0, lockres);
lvb = ocfs2_dlm_lvb(&lockres->l_lksb);
@@ -2205,8 +2164,6 @@ static int ocfs2_should_refresh_lock_res(struct ocfs2_lock_res *lockres)
unsigned long flags;
int status = 0;
- mlog_entry_void();
-
refresh_check:
spin_lock_irqsave(&lockres->l_lock, flags);
if (!(lockres->l_flags & OCFS2_LOCK_NEEDS_REFRESH)) {
@@ -2237,7 +2194,6 @@ static inline void ocfs2_complete_lock_res_refresh(struct ocfs2_lock_res *lockre
int status)
{
unsigned long flags;
- mlog_entry_void();
spin_lock_irqsave(&lockres->l_lock, flags);
lockres_clear_flags(lockres, OCFS2_LOCK_REFRESHING);
@@ -2260,8 +2216,6 @@ static int ocfs2_inode_lock_update(struct inode *inode,
struct ocfs2_dinode *fe;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- mlog_entry_void();
-
if (ocfs2_mount_local(osb))
goto bail;
@@ -2374,8 +2328,6 @@ int ocfs2_inode_lock_full_nested(struct inode *inode,
BUG_ON(!inode);
- mlog_entry_void();
-
mlog(0, "inode %llu, take %s META lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
ex ? "EXMODE" : "PRMODE");
@@ -2517,7 +2469,6 @@ int ocfs2_inode_lock_atime(struct inode *inode,
{
int ret;
- mlog_entry_void();
ret = ocfs2_inode_lock(inode, NULL, 0);
if (ret < 0) {
mlog_errno(ret);
@@ -2556,8 +2507,6 @@ void ocfs2_inode_unlock(struct inode *inode,
struct ocfs2_lock_res *lockres = &OCFS2_I(inode)->ip_inode_lockres;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- mlog_entry_void();
-
mlog(0, "inode %llu drop %s META lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
ex ? "EXMODE" : "PRMODE");
@@ -2617,8 +2566,6 @@ int ocfs2_super_lock(struct ocfs2_super *osb,
int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
struct ocfs2_lock_res *lockres = &osb->osb_super_lockres;
- mlog_entry_void();
-
if (ocfs2_is_hard_readonly(osb))
return -EROFS;
@@ -3054,8 +3001,6 @@ int ocfs2_dlm_init(struct ocfs2_super *osb)
int status = 0;
struct ocfs2_cluster_connection *conn = NULL;
- mlog_entry_void();
-
if (ocfs2_mount_local(osb)) {
osb->node_num = 0;
goto local;
@@ -3119,8 +3064,6 @@ bail:
void ocfs2_dlm_shutdown(struct ocfs2_super *osb,
int hangup_pending)
{
- mlog_entry_void();
-
ocfs2_drop_osb_locks(osb);
/*
@@ -3284,8 +3227,6 @@ int ocfs2_drop_inode_locks(struct inode *inode)
{
int status, err;
- mlog_entry_void();
-
/* No need to call ocfs2_mark_lockres_freeing here -
* ocfs2_clear_inode has done it for us. */
@@ -3352,8 +3293,6 @@ static int ocfs2_downconvert_lock(struct ocfs2_super *osb,
int ret;
u32 dlm_flags = DLM_LKF_CONVERT;
- mlog_entry_void();
-
mlog(ML_BASTS, "lockres %s, level %d => %d\n", lockres->l_name,
lockres->l_level, new_level);
@@ -3385,8 +3324,6 @@ static int ocfs2_prepare_cancel_convert(struct ocfs2_super *osb,
{
assert_spin_locked(&lockres->l_lock);
- mlog_entry_void();
-
if (lockres->l_unlock_action == OCFS2_UNLOCK_CANCEL_CONVERT) {
/* If we're already trying to cancel a lock conversion
* then just drop the spinlock and allow the caller to
@@ -3416,8 +3353,6 @@ static int ocfs2_cancel_convert(struct ocfs2_super *osb,
{
int ret;
- mlog_entry_void();
-
ret = ocfs2_dlm_unlock(osb->cconn, &lockres->l_lksb,
DLM_LKF_CANCEL);
if (ret) {
@@ -3443,8 +3378,6 @@ static int ocfs2_unblock_lock(struct ocfs2_super *osb,
int set_lvb = 0;
unsigned int gen;
- mlog_entry_void();
-
spin_lock_irqsave(&lockres->l_lock, flags);
recheck:
@@ -3859,8 +3792,6 @@ static void ocfs2_set_qinfo_lvb(struct ocfs2_lock_res *lockres)
struct mem_dqinfo *info = sb_dqinfo(oinfo->dqi_gi.dqi_sb,
oinfo->dqi_gi.dqi_type);
- mlog_entry_void();
-
lvb = ocfs2_dlm_lvb(&lockres->l_lksb);
lvb->lvb_version = OCFS2_QINFO_LVB_VERSION;
lvb->lvb_bgrace = cpu_to_be32(info->dqi_bgrace);
@@ -3879,7 +3810,6 @@ void ocfs2_qinfo_unlock(struct ocfs2_mem_dqinfo *oinfo, int ex)
struct ocfs2_super *osb = OCFS2_SB(oinfo->dqi_gi.dqi_sb);
int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
- mlog_entry_void();
if (!ocfs2_is_hard_readonly(osb) && !ocfs2_mount_local(osb))
ocfs2_cluster_unlock(osb, lockres, level);
mlog_exit_void();
@@ -3937,8 +3867,6 @@ int ocfs2_qinfo_lock(struct ocfs2_mem_dqinfo *oinfo, int ex)
int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
int status = 0;
- mlog_entry_void();
-
/* On RO devices, locking really isn't needed... */
if (ocfs2_is_hard_readonly(osb)) {
if (ex)
@@ -4007,8 +3935,6 @@ static void ocfs2_process_blocked_lock(struct ocfs2_super *osb,
* considered valid until we remove the OCFS2_LOCK_QUEUED
* flag. */
- mlog_entry_void();
-
BUG_ON(!lockres);
BUG_ON(!lockres->l_ops);
@@ -4049,8 +3975,6 @@ unqueue:
static void ocfs2_schedule_blocked_lock(struct ocfs2_super *osb,
struct ocfs2_lock_res *lockres)
{
- mlog_entry_void();
-
assert_spin_locked(&lockres->l_lock);
if (lockres->l_flags & OCFS2_LOCK_FREEING) {
@@ -4080,8 +4004,6 @@ static void ocfs2_downconvert_thread_do_work(struct ocfs2_super *osb)
unsigned long processed;
struct ocfs2_lock_res *lockres;
- mlog_entry_void();
-
spin_lock(&osb->dc_task_lock);
/* grab this early so we know to try again if a state change and
* wake happens part-way through our work */