Commit 43059d54 authored Aug 06, 2021 by Darrick J. Wong

xfs: dump log intent items that cannot be recovered due to corruption



If we try to recover a log intent item and the operation fails due to
filesystem corruption, dump the contents of the item to the log for
further analysis.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>

parent 48c6615c

fs/xfs/xfs_bmap_item.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -522,6 +522,9 @@ xfs_bui_item_recover(
		error = xfs_trans_log_finish_bmap_update(tp, budp, bui_type, ip,
		whichfork, bmap->me_startoff, bmap->me_startblock,
		&count, state);
		if (error == -EFSCORRUPTED)
		XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, bmap,
		sizeof(*bmap));
		if (error)
		goto err_cancel;

fs/xfs/xfs_extfree_item.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -629,6 +629,9 @@ xfs_efi_item_recover(
		error = xfs_trans_free_extent(tp, efdp, extp->ext_start,
		extp->ext_len,
		&XFS_RMAP_OINFO_ANY_OWNER, false);
		if (error == -EFSCORRUPTED)
		XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp,
		extp, sizeof(*extp));
		if (error)
		goto abort_error;

fs/xfs/xfs_refcount_item.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -522,6 +522,9 @@ xfs_cui_item_recover(
		error = xfs_trans_log_finish_refcount_update(tp, cudp,
		type, refc->pe_startblock, refc->pe_len,
		&new_fsb, &new_len, &rcur);
		if (error == -EFSCORRUPTED)
		XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp,
		refc, sizeof(*refc));
		if (error)
		goto abort_error;

fs/xfs/xfs_rmap_item.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -578,6 +578,9 @@ xfs_rui_item_recover(
		rmap->me_owner, whichfork,
		rmap->me_startoff, rmap->me_startblock,
		rmap->me_len, state, &rcur);
		if (error == -EFSCORRUPTED)
		XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp,
		rmap, sizeof(*rmap));
		if (error)
		goto abort_error;