Re: [PATCH 5/5] xfs: dump log intent items that cannot be recovered due to corruption

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On 05 Aug 2021 at 00:01, "Darrick J. Wong" <djwong@xxxxxxxxxx> wrote:
> From: Darrick J. Wong <djwong@xxxxxxxxxx>
>
> 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.
>

Looks good to me.

Reviewed-by: Chandan Babu R <chandanrlinux@xxxxxxxxx>

> Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
> ---
>  fs/xfs/xfs_bmap_item.c     |    3 +++
>  fs/xfs/xfs_extfree_item.c  |    3 +++
>  fs/xfs/xfs_refcount_item.c |    3 +++
>  fs/xfs/xfs_rmap_item.c     |    3 +++
>  4 files changed, 12 insertions(+)
>
>
> diff --git a/fs/xfs/xfs_bmap_item.c b/fs/xfs/xfs_bmap_item.c
> index e3a691937e92..3d6f70da8820 100644
> --- a/fs/xfs/xfs_bmap_item.c
> +++ b/fs/xfs/xfs_bmap_item.c
> @@ -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;
>  
> diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c
> index 2424230ca2c3..3f8a0713573a 100644
> --- a/fs/xfs/xfs_extfree_item.c
> +++ b/fs/xfs/xfs_extfree_item.c
> @@ -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;
>  
> diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c
> index 746f4eda724c..163615285b18 100644
> --- a/fs/xfs/xfs_refcount_item.c
> +++ b/fs/xfs/xfs_refcount_item.c
> @@ -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;
>  
> diff --git a/fs/xfs/xfs_rmap_item.c b/fs/xfs/xfs_rmap_item.c
> index dc4f0c9f0897..9b91a788722a 100644
> --- a/fs/xfs/xfs_rmap_item.c
> +++ b/fs/xfs/xfs_rmap_item.c
> @@ -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;
>  


-- 
chandan



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