Collect reverse-mapping data for realtime files so that we can later
check and rebuild the reference count tree and the reverse mapping
tree.
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
repair/dinode.c | 15 ++++++++++++++-
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/repair/dinode.c b/repair/dinode.c
index f768cdf..04759dc 100644
--- a/repair/dinode.c
+++ b/repair/dinode.c
@@ -594,6 +594,7 @@ process_bmbt_reclist_int(
xfs_agblock_t ebno;
xfs_extlen_t blen;
xfs_agnumber_t locked_agno = -1;
+ struct aglock *ag_lock;
int error = 1;
if (type == XR_INO_RTDATA)
@@ -639,8 +640,20 @@ _("zero length extent (off = %" PRIu64 ", fsbno = %" PRIu64 ") in ino %" PRIu64
*/
if (process_rt_rec(mp, &irec, ino, tot, check_dups))
return 1;
+ /* collect reverse mappings for realtime files */
+ if (collect_rmaps && !check_dups) {
+ ag_lock = &ag_locks[(signed)NULLAGNUMBER];
+ pthread_mutex_lock(&ag_lock->lock);
+ error = rmap_add_rec(mp, ino, whichfork,
+ &irec, true);
+ pthread_mutex_unlock(&ag_lock->lock);
+ if (error)
+ do_error(
+_("couldn't add reverse mapping\n")
+ );
+ }
/*
- * skip rest of loop processing since that'irec.br_startblock
+ * skip rest of loop processing since that's
* all for regular file forks and attr forks
*/
continue;
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