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[36/47] xfs_repair: collect relatime reverse-mapping data for refcount/rmap tree rebuilding

Message ID 170405015794.1815505.11174101375852475362.stgit@frogsfrogsfrogs (mailing list archive)
State New
Headers show
Series [01/47] xfs: simplify the xfs_rmap_{alloc,free}_extent calling conventions | expand

Commit Message

Darrick J. Wong Dec. 27, 2023, 1:19 p.m. UTC 
From: Darrick J. Wong <djwong@kernel.org>

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 <djwong@kernel.org>
---
 repair/dinode.c |    4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/repair/dinode.c b/repair/dinode.c
index 41b44e6faad..d88bd80783c 100644
--- a/repair/dinode.c
+++ b/repair/dinode.c
@@ -350,6 +350,10 @@  _("inode %" PRIu64 " - bad rt extent overflows - start %" PRIu64 ", "
 	 */
 	*tot += irec->br_blockcount;
 
+	/* Record mapping data for the realtime rmap. */
+	if (collect_rmaps && !zap_metadata && !check_dups)
+		rmap_add_rec(mp, ino, XFS_DATA_FORK, irec, true);
+
 	return 0;
 }