X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=fs%2Focfs2%2Fdlmglue.c;h=7642d7ca73e523f3bc29b7b8a5d767e8f7c7cb83;hb=bc5bbc4541c4098603edcf9b0b960a71741e79de;hp=e8d94d722ecb8b6dc7aad1ceaa749c99d51cf8a6;hpb=67577927e8d7a1f4b09b4992df640eadc6aacb36;p=~andy%2Flinux diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c index e8d94d722ec..7642d7ca73e 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)