#include <linux/time.h>
#include <linux/random.h>
-#define MLOG_MASK_PREFIX ML_JOURNAL
#include <cluster/masklog.h>
#include "ocfs2.h"
#include "quota.h"
#include "buffer_head_io.h"
+#include "ocfs2_trace.h"
DEFINE_SPINLOCK(trans_inc_lock);
/* Flush all pending commits and checkpoint the journal. */
down_write(&journal->j_trans_barrier);
- if (atomic_read(&journal->j_num_trans) == 0) {
+ flushed = atomic_read(&journal->j_num_trans);
+ trace_ocfs2_commit_cache_begin(flushed);
+ if (flushed == 0) {
up_write(&journal->j_trans_barrier);
- mlog(0, "No transactions for me to flush!\n");
goto finally;
}
atomic_set(&journal->j_num_trans, 0);
up_write(&journal->j_trans_barrier);
- mlog(0, "commit_thread: flushed transaction %lu (%u handles)\n",
- journal->j_trans_id, flushed);
+ trace_ocfs2_commit_cache_end(journal->j_trans_id, flushed);
ocfs2_wake_downconvert_thread(osb);
wake_up(&journal->j_checkpointed);
old_nblocks = handle->h_buffer_credits;
- mlog(0, "Trying to extend transaction by %d blocks\n", nblocks);
+ trace_ocfs2_extend_trans(old_nblocks, nblocks);
#ifdef CONFIG_OCFS2_DEBUG_FS
status = 1;
#endif
if (status > 0) {
- mlog(0,
- "jbd2_journal_extend failed, trying "
- "jbd2_journal_restart\n");
+ trace_ocfs2_extend_trans_restart(old_nblocks + nblocks);
status = jbd2_journal_restart(handle,
old_nblocks + nblocks);
if (status < 0) {
BUG_ON(!handle);
BUG_ON(!bh);
- mlog(0, "bh->b_blocknr=%llu, type=%d (\"%s\"), bh->b_size = %zu\n",
- (unsigned long long)bh->b_blocknr, type,
- (type == OCFS2_JOURNAL_ACCESS_CREATE) ?
- "OCFS2_JOURNAL_ACCESS_CREATE" :
- "OCFS2_JOURNAL_ACCESS_WRITE",
- bh->b_size);
+ trace_ocfs2_journal_access(
+ (unsigned long long)ocfs2_metadata_cache_owner(ci),
+ (unsigned long long)bh->b_blocknr, type, bh->b_size);
/* we can safely remove this assertion after testing. */
if (!buffer_uptodate(bh)) {
{
int status;
- mlog(0, "(bh->b_blocknr=%llu)\n",
- (unsigned long long)bh->b_blocknr);
+ trace_ocfs2_journal_dirty((unsigned long long)bh->b_blocknr);
status = jbd2_journal_dirty_metadata(handle, bh);
BUG_ON(status);
goto done;
}
- mlog(0, "inode->i_size = %lld\n", inode->i_size);
- mlog(0, "inode->i_blocks = %llu\n",
- (unsigned long long)inode->i_blocks);
- mlog(0, "inode->ip_clusters = %u\n", OCFS2_I(inode)->ip_clusters);
+ trace_ocfs2_journal_init(inode->i_size,
+ (unsigned long long)inode->i_blocks,
+ OCFS2_I(inode)->ip_clusters);
/* call the kernels journal init function now */
j_journal = jbd2_journal_init_inode(inode);
goto done;
}
- mlog(0, "Returned from jbd2_journal_init_inode\n");
- mlog(0, "j_journal->j_maxlen = %u\n", j_journal->j_maxlen);
+ trace_ocfs2_journal_init_maxlen(j_journal->j_maxlen);
*dirty = (le32_to_cpu(di->id1.journal1.ij_flags) &
OCFS2_JOURNAL_DIRTY_FL);
BUG();
num_running_trans = atomic_read(&(osb->journal->j_num_trans));
- if (num_running_trans > 0)
- mlog(0, "Shutting down journal: must wait on %d "
- "running transactions!\n",
- num_running_trans);
+ trace_ocfs2_journal_shutdown(num_running_trans);
/* Do a commit_cache here. It will flush our journal, *and*
* release any locks that are still held.
* completely destroy the journal. */
if (osb->commit_task) {
/* Wait for the commit thread */
- mlog(0, "Waiting for ocfs2commit to exit....\n");
+ trace_ocfs2_journal_shutdown_wait(osb->commit_task);
kthread_stop(osb->commit_task);
osb->commit_task = NULL;
}
*/
void ocfs2_complete_recovery(struct work_struct *work)
{
- int ret;
+ int ret = 0;
struct ocfs2_journal *journal =
container_of(work, struct ocfs2_journal, j_recovery_work);
struct ocfs2_super *osb = journal->j_osb;
struct ocfs2_quota_recovery *qrec;
LIST_HEAD(tmp_la_list);
- mlog(0, "completing recovery from keventd\n");
+ trace_ocfs2_complete_recovery(
+ (unsigned long long)OCFS2_I(journal->j_inode)->ip_blkno);
spin_lock(&journal->j_lock);
list_splice_init(&journal->j_la_cleanups, &tmp_la_list);
list_for_each_entry_safe(item, n, &tmp_la_list, lri_list) {
list_del_init(&item->lri_list);
- mlog(0, "Complete recovery for slot %d\n", item->lri_slot);
-
ocfs2_wait_on_quotas(osb);
la_dinode = item->lri_la_dinode;
- if (la_dinode) {
- mlog(0, "Clean up local alloc %llu\n",
- (unsigned long long)le64_to_cpu(la_dinode->i_blkno));
+ tl_dinode = item->lri_tl_dinode;
+ qrec = item->lri_qrec;
+ trace_ocfs2_complete_recovery_slot(item->lri_slot,
+ la_dinode ? le64_to_cpu(la_dinode->i_blkno) : 0,
+ tl_dinode ? le64_to_cpu(tl_dinode->i_blkno) : 0,
+ qrec);
+
+ if (la_dinode) {
ret = ocfs2_complete_local_alloc_recovery(osb,
la_dinode);
if (ret < 0)
kfree(la_dinode);
}
- tl_dinode = item->lri_tl_dinode;
if (tl_dinode) {
- mlog(0, "Clean up truncate log %llu\n",
- (unsigned long long)le64_to_cpu(tl_dinode->i_blkno));
-
ret = ocfs2_complete_truncate_log_recovery(osb,
tl_dinode);
if (ret < 0)
if (ret < 0)
mlog_errno(ret);
- qrec = item->lri_qrec;
if (qrec) {
- mlog(0, "Recovering quota files");
ret = ocfs2_finish_quota_recovery(osb, qrec,
item->lri_slot);
if (ret < 0)
kfree(item);
}
- mlog(0, "Recovery completion\n");
+ trace_ocfs2_complete_recovery_end(ret);
}
/* NOTE: This function always eats your references to la_dinode and
* clear it until ocfs2_recover_node() has succeeded. */
node_num = rm->rm_entries[0];
spin_unlock(&osb->osb_lock);
- mlog(0, "checking node %d\n", node_num);
slot_num = ocfs2_node_num_to_slot(osb, node_num);
+ trace_ocfs2_recovery_thread_node(node_num, slot_num);
if (slot_num == -ENOENT) {
status = 0;
- mlog(0, "no slot for this node, so no recovery"
- "required.\n");
goto skip_recovery;
}
- mlog(0, "node %d was using slot %d\n", node_num, slot_num);
/* It is a bit subtle with quota recovery. We cannot do it
* immediately because we have to obtain cluster locks from
spin_lock(&osb->osb_lock);
}
spin_unlock(&osb->osb_lock);
- mlog(0, "All nodes recovered\n");
+ trace_ocfs2_recovery_thread_end(status);
/* Refresh all journal recovery generations from disk */
status = ocfs2_check_journals_nolocks(osb);
void ocfs2_recovery_thread(struct ocfs2_super *osb, int node_num)
{
- mlog(0, "(node_num=%d, osb->node_num = %d)\n",
- node_num, osb->node_num);
-
mutex_lock(&osb->recovery_lock);
- if (osb->disable_recovery)
- goto out;
- /* People waiting on recovery will wait on
- * the recovery map to empty. */
- if (ocfs2_recovery_map_set(osb, node_num))
- mlog(0, "node %d already in recovery map.\n", node_num);
+ trace_ocfs2_recovery_thread(node_num, osb->node_num,
+ osb->disable_recovery, osb->recovery_thread_task,
+ osb->disable_recovery ?
+ -1 : ocfs2_recovery_map_set(osb, node_num));
- mlog(0, "starting recovery thread...\n");
+ if (osb->disable_recovery)
+ goto out;
if (osb->recovery_thread_task)
goto out;
* If not, it needs recovery.
*/
if (osb->slot_recovery_generations[slot_num] != slot_reco_gen) {
- mlog(0, "Slot %u already recovered (old/new=%u/%u)\n", slot_num,
+ trace_ocfs2_replay_journal_recovered(slot_num,
osb->slot_recovery_generations[slot_num], slot_reco_gen);
osb->slot_recovery_generations[slot_num] = slot_reco_gen;
status = -EBUSY;
status = ocfs2_inode_lock_full(inode, &bh, 1, OCFS2_META_LOCK_RECOVERY);
if (status < 0) {
- mlog(0, "status returned from ocfs2_inode_lock=%d\n", status);
+ trace_ocfs2_replay_journal_lock_err(status);
if (status != -ERESTARTSYS)
mlog(ML_ERROR, "Could not lock journal!\n");
goto done;
slot_reco_gen = ocfs2_get_recovery_generation(fe);
if (!(flags & OCFS2_JOURNAL_DIRTY_FL)) {
- mlog(0, "No recovery required for node %d\n", node_num);
+ trace_ocfs2_replay_journal_skip(node_num);
/* Refresh recovery generation for the slot */
osb->slot_recovery_generations[slot_num] = slot_reco_gen;
goto done;
goto done;
}
- mlog(0, "calling journal_init_inode\n");
journal = jbd2_journal_init_inode(inode);
if (journal == NULL) {
mlog(ML_ERROR, "Linux journal layer error\n");
ocfs2_clear_journal_error(osb->sb, journal, slot_num);
/* wipe the journal */
- mlog(0, "flushing the journal.\n");
jbd2_journal_lock_updates(journal);
status = jbd2_journal_flush(journal);
jbd2_journal_unlock_updates(journal);
struct ocfs2_dinode *la_copy = NULL;
struct ocfs2_dinode *tl_copy = NULL;
- mlog(0, "(node_num=%d, slot_num=%d, osb->node_num = %d)\n",
- node_num, slot_num, osb->node_num);
+ trace_ocfs2_recover_node(node_num, slot_num, osb->node_num);
/* Should not ever be called to recover ourselves -- in that
* case we should've called ocfs2_journal_load instead. */
status = ocfs2_replay_journal(osb, node_num, slot_num);
if (status < 0) {
if (status == -EBUSY) {
- mlog(0, "Skipping recovery for slot %u (node %u) "
- "as another node has recovered it\n", slot_num,
- node_num);
+ trace_ocfs2_recover_node_skip(slot_num, node_num);
status = 0;
goto done;
}
spin_lock(&osb->osb_lock);
osb->slot_recovery_generations[i] = gen;
- mlog(0, "Slot %u recovery generation is %u\n", i,
- osb->slot_recovery_generations[i]);
+ trace_ocfs2_mark_dead_nodes(i,
+ osb->slot_recovery_generations[i]);
if (i == osb->slot_num) {
spin_unlock(&osb->osb_lock);
os = &osb->osb_orphan_scan;
- mlog(0, "Begin orphan scan\n");
-
if (atomic_read(&os->os_state) == ORPHAN_SCAN_INACTIVE)
goto out;
+ trace_ocfs2_queue_orphan_scan_begin(os->os_count, os->os_seqno,
+ atomic_read(&os->os_state));
+
status = ocfs2_orphan_scan_lock(osb, &seqno);
if (status < 0) {
if (status != -EAGAIN)
unlock:
ocfs2_orphan_scan_unlock(osb, seqno);
out:
- mlog(0, "Orphan scan completed\n");
+ trace_ocfs2_queue_orphan_scan_end(os->os_count, os->os_seqno,
+ atomic_read(&os->os_state));
return;
}
if (IS_ERR(iter))
return 0;
- mlog(0, "queue orphan %llu\n",
- (unsigned long long)OCFS2_I(iter)->ip_blkno);
+ trace_ocfs2_orphan_filldir((unsigned long long)OCFS2_I(iter)->ip_blkno);
/* No locking is required for the next_orphan queue as there
* is only ever a single process doing orphan recovery. */
OCFS2_I(iter)->ip_next_orphan = p->head;
struct inode *iter;
struct ocfs2_inode_info *oi;
- mlog(0, "Recover inodes from orphan dir in slot %d\n", slot);
+ trace_ocfs2_recover_orphans(slot);
ocfs2_mark_recovering_orphan_dir(osb, slot);
ret = ocfs2_queue_orphans(osb, slot, &inode);
while (inode) {
oi = OCFS2_I(inode);
- mlog(0, "iput orphan %llu\n", (unsigned long long)oi->ip_blkno);
+ trace_ocfs2_recover_orphans_iput(
+ (unsigned long long)oi->ip_blkno);
iter = oi->ip_next_orphan;
* MOUNTED flag, but this is set right before
* dismount_volume() so we can trust it. */
if (atomic_read(&osb->vol_state) == VOLUME_DISABLED) {
+ trace_ocfs2_wait_on_mount(VOLUME_DISABLED);
mlog(0, "mount error, exiting!\n");
return -EBUSY;
}
DEFINE_OCFS2_INT_EVENT(ocfs2_encode_fh_type);
/* End of trace events for fs/ocfs2/export.c. */
+
+/* Trace events for fs/ocfs2/journal.c. */
+
+DEFINE_OCFS2_UINT_EVENT(ocfs2_commit_cache_begin);
+
+DEFINE_OCFS2_ULL_UINT_EVENT(ocfs2_commit_cache_end);
+
+DEFINE_OCFS2_INT_INT_EVENT(ocfs2_extend_trans);
+
+DEFINE_OCFS2_INT_EVENT(ocfs2_extend_trans_restart);
+
+DEFINE_OCFS2_ULL_ULL_UINT_UINT_EVENT(ocfs2_journal_access);
+
+DEFINE_OCFS2_ULL_EVENT(ocfs2_journal_dirty);
+
+DEFINE_OCFS2_ULL_ULL_UINT_EVENT(ocfs2_journal_init);
+
+DEFINE_OCFS2_UINT_EVENT(ocfs2_journal_init_maxlen);
+
+DEFINE_OCFS2_INT_EVENT(ocfs2_journal_shutdown);
+
+DEFINE_OCFS2_POINTER_EVENT(ocfs2_journal_shutdown_wait);
+
+DEFINE_OCFS2_ULL_EVENT(ocfs2_complete_recovery);
+
+DEFINE_OCFS2_INT_EVENT(ocfs2_complete_recovery_end);
+
+TRACE_EVENT(ocfs2_complete_recovery_slot,
+ TP_PROTO(int slot, unsigned long long la_ino,
+ unsigned long long tl_ino, void *qrec),
+ TP_ARGS(slot, la_ino, tl_ino, qrec),
+ TP_STRUCT__entry(
+ __field(int, slot)
+ __field(unsigned long long, la_ino)
+ __field(unsigned long long, tl_ino)
+ __field(void *, qrec)
+ ),
+ TP_fast_assign(
+ __entry->slot = slot;
+ __entry->la_ino = la_ino;
+ __entry->tl_ino = tl_ino;
+ __entry->qrec = qrec;
+ ),
+ TP_printk("%d %llu %llu %p", __entry->slot, __entry->la_ino,
+ __entry->tl_ino, __entry->qrec)
+);
+
+DEFINE_OCFS2_INT_INT_EVENT(ocfs2_recovery_thread_node);
+
+DEFINE_OCFS2_INT_EVENT(ocfs2_recovery_thread_end);
+
+TRACE_EVENT(ocfs2_recovery_thread,
+ TP_PROTO(int node_num, int osb_node_num, int disable,
+ void *recovery_thread, int map_set),
+ TP_ARGS(node_num, osb_node_num, disable, recovery_thread, map_set),
+ TP_STRUCT__entry(
+ __field(int, node_num)
+ __field(int, osb_node_num)
+ __field(int,disable)
+ __field(void *, recovery_thread)
+ __field(int,map_set)
+ ),
+ TP_fast_assign(
+ __entry->node_num = node_num;
+ __entry->osb_node_num = osb_node_num;
+ __entry->disable = disable;
+ __entry->recovery_thread = recovery_thread;
+ __entry->map_set = map_set;
+ ),
+ TP_printk("%d %d %d %p %d", __entry->node_num,
+ __entry->osb_node_num, __entry->disable,
+ __entry->recovery_thread, __entry->map_set)
+);
+
+DEFINE_OCFS2_UINT_UINT_UINT_EVENT(ocfs2_replay_journal_recovered);
+
+DEFINE_OCFS2_INT_EVENT(ocfs2_replay_journal_lock_err);
+
+DEFINE_OCFS2_INT_EVENT(ocfs2_replay_journal_skip);
+
+DEFINE_OCFS2_UINT_UINT_UINT_EVENT(ocfs2_recover_node);
+
+DEFINE_OCFS2_UINT_UINT_EVENT(ocfs2_recover_node_skip);
+
+DEFINE_OCFS2_UINT_UINT_EVENT(ocfs2_mark_dead_nodes);
+
+DEFINE_OCFS2_UINT_UINT_UINT_EVENT(ocfs2_queue_orphan_scan_begin);
+
+DEFINE_OCFS2_UINT_UINT_UINT_EVENT(ocfs2_queue_orphan_scan_end);
+
+DEFINE_OCFS2_ULL_EVENT(ocfs2_orphan_filldir);
+
+DEFINE_OCFS2_INT_EVENT(ocfs2_recover_orphans);
+
+DEFINE_OCFS2_ULL_EVENT(ocfs2_recover_orphans_iput);
+
+DEFINE_OCFS2_INT_EVENT(ocfs2_wait_on_mount);
+
+/* End of trace events for fs/ocfs2/journal.c. */
#endif /* _TRACE_OCFS2_H */
/* This part must be outside protection */
git.openpandora.org / pandora-kernel.git / commitdiff