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xfs: walk the rt reference count tree when rebuilding rmap

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When we're rebuilding the data device rmap, if we encounter a "refcount"
format fork, we have to walk the (realtime) refcount btree inode to
build the appropriate mappings.

Signed-off-by: "Darrick J. Wong" <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2024-11-20 16:21:12 -08:00
parent 6470ceef32
commit 477493082f
1 changed files with 7 additions and 0 deletions
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7
fs/xfs/scrub/rmap_repair.c
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@ -33,6 +33,7 @@
#include "xfs_ag.h"
#include "xfs_rtrmap_btree.h"
#include "xfs_rtgroup.h"
#include "xfs_rtrefcount_btree.h"
#include "scrub/xfs_scrub.h"
#include "scrub/scrub.h"
#include "scrub/common.h"
@ -519,6 +520,9 @@ xrep_rmap_scan_meta_btree(
case XFS_METAFILE_RTRMAP:
type = XFS_RTGI_RMAP;
break;
case XFS_METAFILE_RTREFCOUNT:
type = XFS_RTGI_REFCOUNT;
break;
default:
ASSERT(0);
return -EFSCORRUPTED;
@ -545,6 +549,9 @@ xrep_rmap_scan_meta_btree(
case XFS_METAFILE_RTRMAP:
cur = xfs_rtrmapbt_init_cursor(sc->tp, rtg);
break;
case XFS_METAFILE_RTREFCOUNT:
cur = xfs_rtrefcountbt_init_cursor(sc->tp, rtg);
break;
default:
ASSERT(0);
error = -EFSCORRUPTED;