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Diffstat (limited to 'fs/ocfs2/dlmglue.c')
-rw-r--r--fs/ocfs2/dlmglue.c246
1 files changed, 56 insertions, 190 deletions
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index e8d94d722ecb..7642d7ca73e5 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -64,7 +64,7 @@ struct ocfs2_mask_waiter {
unsigned long mw_mask;
unsigned long mw_goal;
#ifdef CONFIG_OCFS2_FS_STATS
- unsigned long long mw_lock_start;
+ ktime_t mw_lock_start;
#endif
};
@@ -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",
@@ -408,8 +406,6 @@ static void ocfs2_build_lock_name(enum ocfs2_lock_type type,
BUG_ON(len != (OCFS2_LOCK_ID_MAX_LEN - 1));
mlog(0, "built lock resource with name: %s\n", name);
-
- mlog_exit_void();
}
static DEFINE_SPINLOCK(ocfs2_dlm_tracking_lock);
@@ -435,44 +431,41 @@ static void ocfs2_remove_lockres_tracking(struct ocfs2_lock_res *res)
#ifdef CONFIG_OCFS2_FS_STATS
static void ocfs2_init_lock_stats(struct ocfs2_lock_res *res)
{
- res->l_lock_num_prmode = 0;
- res->l_lock_num_prmode_failed = 0;
- res->l_lock_total_prmode = 0;
- res->l_lock_max_prmode = 0;
- res->l_lock_num_exmode = 0;
- res->l_lock_num_exmode_failed = 0;
- res->l_lock_total_exmode = 0;
- res->l_lock_max_exmode = 0;
res->l_lock_refresh = 0;
+ memset(&res->l_lock_prmode, 0, sizeof(struct ocfs2_lock_stats));
+ memset(&res->l_lock_exmode, 0, sizeof(struct ocfs2_lock_stats));
}
static void ocfs2_update_lock_stats(struct ocfs2_lock_res *res, int level,
struct ocfs2_mask_waiter *mw, int ret)
{
- unsigned long long *num, *sum;
- unsigned int *max, *failed;
- struct timespec ts = current_kernel_time();
- unsigned long long time = timespec_to_ns(&ts) - mw->mw_lock_start;
-
- if (level == LKM_PRMODE) {
- num = &res->l_lock_num_prmode;
- sum = &res->l_lock_total_prmode;
- max = &res->l_lock_max_prmode;
- failed = &res->l_lock_num_prmode_failed;
- } else if (level == LKM_EXMODE) {
- num = &res->l_lock_num_exmode;
- sum = &res->l_lock_total_exmode;
- max = &res->l_lock_max_exmode;
- failed = &res->l_lock_num_exmode_failed;
- } else
+ u32 usec;
+ ktime_t kt;
+ struct ocfs2_lock_stats *stats;
+
+ if (level == LKM_PRMODE)
+ stats = &res->l_lock_prmode;
+ else if (level == LKM_EXMODE)
+ stats = &res->l_lock_exmode;
+ else
return;
- (*num)++;
- (*sum) += time;
- if (time > *max)
- *max = time;
+ kt = ktime_sub(ktime_get(), mw->mw_lock_start);
+ usec = ktime_to_us(kt);
+
+ stats->ls_gets++;
+ stats->ls_total += ktime_to_ns(kt);
+ /* overflow */
+ if (unlikely(stats->ls_gets) == 0) {
+ stats->ls_gets++;
+ stats->ls_total = ktime_to_ns(kt);
+ }
+
+ if (stats->ls_max < usec)
+ stats->ls_max = usec;
+
if (ret)
- (*failed)++;
+ stats->ls_fail++;
}
static inline void ocfs2_track_lock_refresh(struct ocfs2_lock_res *lockres)
@@ -482,8 +475,7 @@ static inline void ocfs2_track_lock_refresh(struct ocfs2_lock_res *lockres)
static inline void ocfs2_init_start_time(struct ocfs2_mask_waiter *mw)
{
- struct timespec ts = current_kernel_time();
- mw->mw_lock_start = timespec_to_ns(&ts);
+ mw->mw_lock_start = ktime_get();
}
#else
static inline void ocfs2_init_lock_stats(struct ocfs2_lock_res *res)
@@ -729,8 +721,6 @@ 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;
@@ -756,14 +746,11 @@ void ocfs2_lock_res_free(struct ocfs2_lock_res *res)
memset(&res->l_lksb, 0, sizeof(res->l_lksb));
res->l_flags = 0UL;
- mlog_exit_void();
}
static inline void ocfs2_inc_holders(struct ocfs2_lock_res *lockres,
int level)
{
- mlog_entry_void();
-
BUG_ON(!lockres);
switch(level) {
@@ -776,15 +763,11 @@ static inline void ocfs2_inc_holders(struct ocfs2_lock_res *lockres,
default:
BUG();
}
-
- mlog_exit_void();
}
static inline void ocfs2_dec_holders(struct ocfs2_lock_res *lockres,
int level)
{
- mlog_entry_void();
-
BUG_ON(!lockres);
switch(level) {
@@ -799,7 +782,6 @@ static inline void ocfs2_dec_holders(struct ocfs2_lock_res *lockres,
default:
BUG();
}
- mlog_exit_void();
}
/* WARNING: This function lives in a world where the only three lock
@@ -846,8 +828,6 @@ 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));
@@ -860,14 +840,10 @@ static inline void ocfs2_generic_handle_downconvert_action(struct ocfs2_lock_res
lockres_clear_flags(lockres, OCFS2_LOCK_BLOCKED);
}
lockres_clear_flags(lockres, OCFS2_LOCK_BUSY);
-
- mlog_exit_void();
}
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));
@@ -889,14 +865,10 @@ static inline void ocfs2_generic_handle_convert_action(struct ocfs2_lock_res *lo
lockres_or_flags(lockres, OCFS2_LOCK_UPCONVERT_FINISHING);
lockres_clear_flags(lockres, OCFS2_LOCK_BUSY);
-
- mlog_exit_void();
}
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);
@@ -908,15 +880,12 @@ static inline void ocfs2_generic_handle_attach_action(struct ocfs2_lock_res *loc
lockres->l_level = lockres->l_requested;
lockres_or_flags(lockres, OCFS2_LOCK_ATTACHED);
lockres_clear_flags(lockres, OCFS2_LOCK_BUSY);
-
- mlog_exit_void();
}
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);
@@ -938,8 +907,7 @@ static int ocfs2_generic_handle_bast(struct ocfs2_lock_res *lockres,
if (needs_downconvert)
lockres_or_flags(lockres, OCFS2_LOCK_BLOCKED);
-
- mlog_exit(needs_downconvert);
+ mlog(0, "needs_downconvert = %d\n", needs_downconvert);
return needs_downconvert;
}
@@ -1151,8 +1119,6 @@ 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);
@@ -1162,7 +1128,6 @@ static void ocfs2_unlock_ast(struct ocfs2_dlm_lksb *lksb, int error)
"unlock_action %d\n", error, lockres->l_name,
lockres->l_unlock_action);
spin_unlock_irqrestore(&lockres->l_lock, flags);
- mlog_exit_void();
return;
}
@@ -1186,8 +1151,6 @@ static void ocfs2_unlock_ast(struct ocfs2_dlm_lksb *lksb, int error)
lockres->l_unlock_action = OCFS2_UNLOCK_INVALID;
wake_up(&lockres->l_event);
spin_unlock_irqrestore(&lockres->l_lock, flags);
-
- mlog_exit_void();
}
/*
@@ -1233,7 +1196,6 @@ 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);
@@ -1244,7 +1206,6 @@ static inline void ocfs2_recover_from_dlm_error(struct ocfs2_lock_res *lockres,
spin_unlock_irqrestore(&lockres->l_lock, flags);
wake_up(&lockres->l_event);
- mlog_exit_void();
}
/* Note: If we detect another process working on the lock (i.e.,
@@ -1260,8 +1221,6 @@ 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);
@@ -1293,7 +1252,6 @@ static int ocfs2_lock_create(struct ocfs2_super *osb,
mlog(0, "lock %s, return from ocfs2_dlm_lock\n", lockres->l_name);
bail:
- mlog_exit(ret);
return ret;
}
@@ -1416,8 +1374,6 @@ 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)
@@ -1583,7 +1539,6 @@ out:
caller_ip);
}
#endif
- mlog_exit(ret);
return ret;
}
@@ -1605,7 +1560,6 @@ 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);
@@ -1614,7 +1568,6 @@ static void __ocfs2_cluster_unlock(struct ocfs2_super *osb,
if (lockres->l_lockdep_map.key != NULL)
rwsem_release(&lockres->l_lockdep_map, 1, caller_ip);
#endif
- mlog_exit_void();
}
static int ocfs2_create_new_lock(struct ocfs2_super *osb,
@@ -1648,8 +1601,6 @@ 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
@@ -1683,7 +1634,6 @@ int ocfs2_create_new_inode_locks(struct inode *inode)
}
bail:
- mlog_exit(ret);
return ret;
}
@@ -1695,16 +1645,12 @@ 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");
- if (ocfs2_mount_local(osb)) {
- mlog_exit(0);
+ if (ocfs2_mount_local(osb))
return 0;
- }
lockres = &OCFS2_I(inode)->ip_rw_lockres;
@@ -1715,7 +1661,6 @@ int ocfs2_rw_lock(struct inode *inode, int write)
if (status < 0)
mlog_errno(status);
- mlog_exit(status);
return status;
}
@@ -1725,16 +1670,12 @@ 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");
if (!ocfs2_mount_local(osb))
ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres, level);
-
- mlog_exit_void();
}
/*
@@ -1748,8 +1689,6 @@ 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);
@@ -1764,7 +1703,6 @@ int ocfs2_open_lock(struct inode *inode)
mlog_errno(status);
out:
- mlog_exit(status);
return status;
}
@@ -1776,8 +1714,6 @@ 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");
@@ -1799,7 +1735,6 @@ int ocfs2_try_open_lock(struct inode *inode, int write)
level, DLM_LKF_NOQUEUE, 0);
out:
- mlog_exit(status);
return status;
}
@@ -1811,8 +1746,6 @@ 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);
@@ -1827,7 +1760,7 @@ void ocfs2_open_unlock(struct inode *inode)
DLM_LOCK_EX);
out:
- mlog_exit_void();
+ return;
}
static int ocfs2_flock_handle_signal(struct ocfs2_lock_res *lockres,
@@ -2043,8 +1976,6 @@ 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. */
@@ -2065,8 +1996,6 @@ static void ocfs2_downconvert_on_unlock(struct ocfs2_super *osb,
if (kick)
ocfs2_wake_downconvert_thread(osb);
-
- mlog_exit_void();
}
#define OCFS2_SEC_BITS 34
@@ -2095,8 +2024,6 @@ 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);
/*
@@ -2128,8 +2055,6 @@ static void __ocfs2_stuff_meta_lvb(struct inode *inode)
out:
mlog_meta_lvb(0, lockres);
-
- mlog_exit_void();
}
static void ocfs2_unpack_timespec(struct timespec *spec,
@@ -2145,8 +2070,6 @@ 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);
@@ -2177,8 +2100,6 @@ static void ocfs2_refresh_inode_from_lvb(struct inode *inode)
ocfs2_unpack_timespec(&inode->i_ctime,
be64_to_cpu(lvb->lvb_ictime_packed));
spin_unlock(&oi->ip_lock);
-
- mlog_exit_void();
}
static inline int ocfs2_meta_lvb_is_trustable(struct inode *inode,
@@ -2205,8 +2126,6 @@ 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)) {
@@ -2227,7 +2146,7 @@ refresh_check:
status = 1;
bail:
- mlog_exit(status);
+ mlog(0, "status %d\n", status);
return status;
}
@@ -2237,7 +2156,6 @@ 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);
@@ -2246,8 +2164,6 @@ static inline void ocfs2_complete_lock_res_refresh(struct ocfs2_lock_res *lockre
spin_unlock_irqrestore(&lockres->l_lock, flags);
wake_up(&lockres->l_event);
-
- mlog_exit_void();
}
/* may or may not return a bh if it went to disk. */
@@ -2260,8 +2176,6 @@ 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;
@@ -2330,7 +2244,6 @@ static int ocfs2_inode_lock_update(struct inode *inode,
bail_refresh:
ocfs2_complete_lock_res_refresh(lockres, status);
bail:
- mlog_exit(status);
return status;
}
@@ -2374,8 +2287,6 @@ 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");
@@ -2467,7 +2378,6 @@ bail:
if (local_bh)
brelse(local_bh);
- mlog_exit(status);
return status;
}
@@ -2517,7 +2427,6 @@ 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);
@@ -2545,7 +2454,6 @@ int ocfs2_inode_lock_atime(struct inode *inode,
} else
*level = 0;
- mlog_exit(ret);
return ret;
}
@@ -2556,8 +2464,6 @@ 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");
@@ -2565,8 +2471,6 @@ void ocfs2_inode_unlock(struct inode *inode,
if (!ocfs2_is_hard_readonly(OCFS2_SB(inode->i_sb)) &&
!ocfs2_mount_local(osb))
ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres, level);
-
- mlog_exit_void();
}
int ocfs2_orphan_scan_lock(struct ocfs2_super *osb, u32 *seqno)
@@ -2617,8 +2521,6 @@ 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;
@@ -2650,7 +2552,6 @@ int ocfs2_super_lock(struct ocfs2_super *osb,
ocfs2_track_lock_refresh(lockres);
}
bail:
- mlog_exit(status);
return status;
}
@@ -2869,8 +2770,15 @@ static void *ocfs2_dlm_seq_next(struct seq_file *m, void *v, loff_t *pos)
return iter;
}
-/* So that debugfs.ocfs2 can determine which format is being used */
-#define OCFS2_DLM_DEBUG_STR_VERSION 2
+/*
+ * Version is used by debugfs.ocfs2 to determine the format being used
+ *
+ * New in version 2
+ * - Lock stats printed
+ * New in version 3
+ * - Max time in lock stats is in usecs (instead of nsecs)
+ */
+#define OCFS2_DLM_DEBUG_STR_VERSION 3
static int ocfs2_dlm_seq_show(struct seq_file *m, void *v)
{
int i;
@@ -2912,18 +2820,18 @@ static int ocfs2_dlm_seq_show(struct seq_file *m, void *v)
seq_printf(m, "0x%x\t", lvb[i]);
#ifdef CONFIG_OCFS2_FS_STATS
-# define lock_num_prmode(_l) (_l)->l_lock_num_prmode
-# define lock_num_exmode(_l) (_l)->l_lock_num_exmode
-# define lock_num_prmode_failed(_l) (_l)->l_lock_num_prmode_failed
-# define lock_num_exmode_failed(_l) (_l)->l_lock_num_exmode_failed
-# define lock_total_prmode(_l) (_l)->l_lock_total_prmode
-# define lock_total_exmode(_l) (_l)->l_lock_total_exmode
-# define lock_max_prmode(_l) (_l)->l_lock_max_prmode
-# define lock_max_exmode(_l) (_l)->l_lock_max_exmode
-# define lock_refresh(_l) (_l)->l_lock_refresh
+# define lock_num_prmode(_l) ((_l)->l_lock_prmode.ls_gets)
+# define lock_num_exmode(_l) ((_l)->l_lock_exmode.ls_gets)
+# define lock_num_prmode_failed(_l) ((_l)->l_lock_prmode.ls_fail)
+# define lock_num_exmode_failed(_l) ((_l)->l_lock_exmode.ls_fail)
+# define lock_total_prmode(_l) ((_l)->l_lock_prmode.ls_total)
+# define lock_total_exmode(_l) ((_l)->l_lock_exmode.ls_total)
+# define lock_max_prmode(_l) ((_l)->l_lock_prmode.ls_max)
+# define lock_max_exmode(_l) ((_l)->l_lock_exmode.ls_max)
+# define lock_refresh(_l) ((_l)->l_lock_refresh)
#else
-# define lock_num_prmode(_l) (0ULL)
-# define lock_num_exmode(_l) (0ULL)
+# define lock_num_prmode(_l) (0)
+# define lock_num_exmode(_l) (0)
# define lock_num_prmode_failed(_l) (0)
# define lock_num_exmode_failed(_l) (0)
# define lock_total_prmode(_l) (0ULL)
@@ -2933,8 +2841,8 @@ static int ocfs2_dlm_seq_show(struct seq_file *m, void *v)
# define lock_refresh(_l) (0)
#endif
/* The following seq_print was added in version 2 of this output */
- seq_printf(m, "%llu\t"
- "%llu\t"
+ seq_printf(m, "%u\t"
+ "%u\t"
"%u\t"
"%u\t"
"%llu\t"
@@ -3054,8 +2962,6 @@ 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;
@@ -3112,15 +3018,12 @@ bail:
kthread_stop(osb->dc_task);
}
- mlog_exit(status);
return status;
}
void ocfs2_dlm_shutdown(struct ocfs2_super *osb,
int hangup_pending)
{
- mlog_entry_void();
-
ocfs2_drop_osb_locks(osb);
/*
@@ -3143,8 +3046,6 @@ void ocfs2_dlm_shutdown(struct ocfs2_super *osb,
osb->cconn = NULL;
ocfs2_dlm_shutdown_debug(osb);
-
- mlog_exit_void();
}
static int ocfs2_drop_lock(struct ocfs2_super *osb,
@@ -3226,7 +3127,6 @@ static int ocfs2_drop_lock(struct ocfs2_super *osb,
ocfs2_wait_on_busy_lock(lockres);
out:
- mlog_exit(0);
return 0;
}
@@ -3284,8 +3184,6 @@ 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. */
@@ -3310,7 +3208,6 @@ int ocfs2_drop_inode_locks(struct inode *inode)
if (err < 0 && !status)
status = err;
- mlog_exit(status);
return status;
}
@@ -3352,8 +3249,6 @@ 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);
@@ -3375,7 +3270,6 @@ static int ocfs2_downconvert_lock(struct ocfs2_super *osb,
ret = 0;
bail:
- mlog_exit(ret);
return ret;
}
@@ -3385,8 +3279,6 @@ 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 +3308,6 @@ 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) {
@@ -3427,7 +3317,6 @@ static int ocfs2_cancel_convert(struct ocfs2_super *osb,
mlog(ML_BASTS, "lockres %s\n", lockres->l_name);
- mlog_exit(ret);
return ret;
}
@@ -3443,8 +3332,6 @@ 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:
@@ -3619,14 +3506,14 @@ downconvert:
gen);
leave:
- mlog_exit(ret);
+ if (ret)
+ mlog_errno(ret);
return ret;
leave_requeue:
spin_unlock_irqrestore(&lockres->l_lock, flags);
ctl->requeue = 1;
- mlog_exit(0);
return 0;
}
@@ -3859,8 +3746,6 @@ 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);
@@ -3869,8 +3754,6 @@ static void ocfs2_set_qinfo_lvb(struct ocfs2_lock_res *lockres)
lvb->lvb_blocks = cpu_to_be32(oinfo->dqi_gi.dqi_blocks);
lvb->lvb_free_blk = cpu_to_be32(oinfo->dqi_gi.dqi_free_blk);
lvb->lvb_free_entry = cpu_to_be32(oinfo->dqi_gi.dqi_free_entry);
-
- mlog_exit_void();
}
void ocfs2_qinfo_unlock(struct ocfs2_mem_dqinfo *oinfo, int ex)
@@ -3879,10 +3762,8 @@ 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();
}
static int ocfs2_refresh_qinfo(struct ocfs2_mem_dqinfo *oinfo)
@@ -3937,8 +3818,6 @@ 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)
@@ -3961,7 +3840,6 @@ int ocfs2_qinfo_lock(struct ocfs2_mem_dqinfo *oinfo, int ex)
ocfs2_qinfo_unlock(oinfo, ex);
ocfs2_complete_lock_res_refresh(lockres, status);
bail:
- mlog_exit(status);
return status;
}
@@ -4007,8 +3885,6 @@ 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);
@@ -4042,15 +3918,11 @@ unqueue:
if (ctl.unblock_action != UNBLOCK_CONTINUE
&& lockres->l_ops->post_unlock)
lockres->l_ops->post_unlock(osb, lockres);
-
- mlog_exit_void();
}
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) {
@@ -4071,8 +3943,6 @@ static void ocfs2_schedule_blocked_lock(struct ocfs2_super *osb,
osb->blocked_lock_count++;
}
spin_unlock(&osb->dc_task_lock);
-
- mlog_exit_void();
}
static void ocfs2_downconvert_thread_do_work(struct ocfs2_super *osb)
@@ -4080,8 +3950,6 @@ 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 */
@@ -4105,8 +3973,6 @@ static void ocfs2_downconvert_thread_do_work(struct ocfs2_super *osb)
spin_lock(&osb->dc_task_lock);
}
spin_unlock(&osb->dc_task_lock);
-
- mlog_exit_void();
}
static int ocfs2_downconvert_thread_lists_empty(struct ocfs2_super *osb)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.