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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /fs/ocfs2/journal.c
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'fs/ocfs2/journal.c')
-rw-r--r--fs/ocfs2/journal.c76
1 files changed, 41 insertions, 35 deletions
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index ff5319282..7c099f703 100644
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -108,7 +108,7 @@ struct ocfs2_replay_map {
unsigned char rm_replay_slots[0];
};
-void ocfs2_replay_map_set_state(struct ocfs2_super *osb, int state)
+static void ocfs2_replay_map_set_state(struct ocfs2_super *osb, int state)
{
if (!osb->replay_map)
return;
@@ -153,7 +153,7 @@ int ocfs2_compute_replay_slots(struct ocfs2_super *osb)
return 0;
}
-void ocfs2_queue_replay_slots(struct ocfs2_super *osb,
+static void ocfs2_queue_replay_slots(struct ocfs2_super *osb,
enum ocfs2_orphan_reco_type orphan_reco_type)
{
struct ocfs2_replay_map *replay_map = osb->replay_map;
@@ -173,7 +173,7 @@ void ocfs2_queue_replay_slots(struct ocfs2_super *osb,
replay_map->rm_state = REPLAY_DONE;
}
-void ocfs2_free_replay_slots(struct ocfs2_super *osb)
+static void ocfs2_free_replay_slots(struct ocfs2_super *osb)
{
struct ocfs2_replay_map *replay_map = osb->replay_map;
@@ -571,9 +571,7 @@ static void ocfs2_abort_trigger(struct jbd2_buffer_trigger_type *triggers,
(unsigned long)bh,
(unsigned long long)bh->b_blocknr);
- /* We aren't guaranteed to have the superblock here - but if we
- * don't, it'll just crash. */
- ocfs2_error(bh->b_assoc_map->host->i_sb,
+ ocfs2_error(bh->b_bdev->bd_super,
"JBD2 has aborted our journal, ocfs2 cannot continue\n");
}
@@ -775,7 +773,20 @@ void ocfs2_journal_dirty(handle_t *handle, struct buffer_head *bh)
trace_ocfs2_journal_dirty((unsigned long long)bh->b_blocknr);
status = jbd2_journal_dirty_metadata(handle, bh);
- BUG_ON(status);
+ if (status) {
+ mlog_errno(status);
+ if (!is_handle_aborted(handle)) {
+ journal_t *journal = handle->h_transaction->t_journal;
+ struct super_block *sb = bh->b_bdev->bd_super;
+
+ mlog(ML_ERROR, "jbd2_journal_dirty_metadata failed. "
+ "Aborting transaction and journal.\n");
+ handle->h_err = status;
+ jbd2_journal_abort_handle(handle);
+ jbd2_journal_abort(journal, status);
+ ocfs2_abort(sb, "Journal already aborted.\n");
+ }
+ }
}
#define OCFS2_DEFAULT_COMMIT_INTERVAL (HZ * JBD2_DEFAULT_MAX_COMMIT_AGE)
@@ -1884,7 +1895,7 @@ static inline unsigned long ocfs2_orphan_scan_timeout(void)
* hasn't happened. The node queues a scan and increments the
* sequence number in the LVB.
*/
-void ocfs2_queue_orphan_scan(struct ocfs2_super *osb)
+static void ocfs2_queue_orphan_scan(struct ocfs2_super *osb)
{
struct ocfs2_orphan_scan *os;
int status, i;
@@ -1933,7 +1944,7 @@ out:
}
/* Worker task that gets fired every ORPHAN_SCAN_SCHEDULE_TIMEOUT millsec */
-void ocfs2_orphan_scan_work(struct work_struct *work)
+static void ocfs2_orphan_scan_work(struct work_struct *work)
{
struct ocfs2_orphan_scan *os;
struct ocfs2_super *osb;
@@ -2137,6 +2148,8 @@ static int ocfs2_recover_orphans(struct ocfs2_super *osb,
struct inode *inode = NULL;
struct inode *iter;
struct ocfs2_inode_info *oi;
+ struct buffer_head *di_bh = NULL;
+ struct ocfs2_dinode *di = NULL;
trace_ocfs2_recover_orphans(slot);
@@ -2157,16 +2170,22 @@ static int ocfs2_recover_orphans(struct ocfs2_super *osb,
iter = oi->ip_next_orphan;
oi->ip_next_orphan = NULL;
+ ret = ocfs2_rw_lock(inode, 1);
+ if (ret < 0) {
+ mlog_errno(ret);
+ goto next;
+ }
/*
* We need to take and drop the inode lock to
* force read inode from disk.
*/
- ret = ocfs2_inode_lock(inode, NULL, 0);
+ ret = ocfs2_inode_lock(inode, &di_bh, 1);
if (ret) {
mlog_errno(ret);
- goto next;
+ goto unlock_rw;
}
- ocfs2_inode_unlock(inode, 0);
+
+ di = (struct ocfs2_dinode *)di_bh->b_data;
if (inode->i_nlink == 0) {
spin_lock(&oi->ip_lock);
@@ -2174,43 +2193,30 @@ static int ocfs2_recover_orphans(struct ocfs2_super *osb,
* ocfs2_delete_inode. */
oi->ip_flags |= OCFS2_INODE_MAYBE_ORPHANED;
spin_unlock(&oi->ip_lock);
- } else if (orphan_reco_type == ORPHAN_NEED_TRUNCATE) {
- struct buffer_head *di_bh = NULL;
-
- ret = ocfs2_rw_lock(inode, 1);
- if (ret) {
- mlog_errno(ret);
- goto next;
- }
-
- ret = ocfs2_inode_lock(inode, &di_bh, 1);
- if (ret < 0) {
- ocfs2_rw_unlock(inode, 1);
- mlog_errno(ret);
- goto next;
- }
-
+ } else if ((orphan_reco_type == ORPHAN_NEED_TRUNCATE) &&
+ (di->i_flags & cpu_to_le32(OCFS2_DIO_ORPHANED_FL))) {
ret = ocfs2_truncate_file(inode, di_bh,
i_size_read(inode));
- ocfs2_inode_unlock(inode, 1);
- ocfs2_rw_unlock(inode, 1);
- brelse(di_bh);
if (ret < 0) {
if (ret != -ENOSPC)
mlog_errno(ret);
- goto next;
+ goto unlock_inode;
}
- ret = ocfs2_del_inode_from_orphan(osb, inode, 0, 0);
+ ret = ocfs2_del_inode_from_orphan(osb, inode, di_bh, 0, 0);
if (ret)
mlog_errno(ret);
wake_up(&OCFS2_I(inode)->append_dio_wq);
} /* else if ORPHAN_NO_NEED_TRUNCATE, do nothing */
-
+unlock_inode:
+ ocfs2_inode_unlock(inode, 1);
+unlock_rw:
+ ocfs2_rw_unlock(inode, 1);
next:
iput(inode);
-
+ brelse(di_bh);
+ di_bh = NULL;
inode = iter;
}