From: Brian Foster <bfoster@redhat.com>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: sandeen@sandeen.net, linux-xfs@vger.kernel.org
Subject: Re: [PATCH 05/12] xfs_repair: inject lost blocks back into the fs no matter the owner
Date: Wed, 17 Jun 2020 08:09:46 -0400 [thread overview]
Message-ID: <20200617120946.GD27169@bfoster> (raw)
In-Reply-To: <159107204483.315004.966896847007086323.stgit@magnolia>
On Mon, Jun 01, 2020 at 09:27:24PM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
>
> In repair phase 5, inject_lost_blocks takes the blocks that we allocated
> but didn't use for constructing the new AG btrees and puts them back in
> the filesystem by adding them to the free space. The only btree that
> can overestimate like that are the free space btrees, but in principle,
> any of the btrees can do that. If the others did, the rmap record owner
> for those blocks won't necessarily be OWNER_AG, and if it isn't, repair
> will fail.
>
> Get rid of this logic bomb so that we can use it for /any/ block count
> overestimation, and then we can use it to clean up after all
> reconstruction of any btree type.
>
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> ---
Reviewed-by: Brian Foster <bfoster@redhat.com>
> repair/phase5.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
>
> diff --git a/repair/phase5.c b/repair/phase5.c
> index 44a6bda8..75c480fd 100644
> --- a/repair/phase5.c
> +++ b/repair/phase5.c
> @@ -2516,8 +2516,8 @@ inject_lost_blocks(
> if (error)
> goto out_cancel;
>
> - error = -libxfs_free_extent(tp, *fsb, 1, &XFS_RMAP_OINFO_AG,
> - XFS_AG_RESV_NONE);
> + error = -libxfs_free_extent(tp, *fsb, 1,
> + &XFS_RMAP_OINFO_ANY_OWNER, XFS_AG_RESV_NONE);
> if (error)
> goto out_cancel;
>
>
next prev parent reply other threads:[~2020-06-17 12:09 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-02 4:26 [PATCH v6 00/12] xfs_repair: use btree bulk loading Darrick J. Wong
2020-06-02 4:26 ` [PATCH 01/12] xfs_repair: drop lostblocks from build_agf_agfl Darrick J. Wong
2020-06-17 12:09 ` Brian Foster
2020-06-02 4:27 ` [PATCH 02/12] xfs_repair: rename the agfl index loop variable in build_agf_agfl Darrick J. Wong
2020-06-17 12:09 ` Brian Foster
2020-06-02 4:27 ` [PATCH 03/12] xfs_repair: make container for btree bulkload root and block reservation Darrick J. Wong
2020-06-17 12:09 ` Brian Foster
2020-06-02 4:27 ` [PATCH 04/12] xfs_repair: remove gratuitous code block in phase5 Darrick J. Wong
2020-06-02 4:27 ` [PATCH 05/12] xfs_repair: inject lost blocks back into the fs no matter the owner Darrick J. Wong
2020-06-17 12:09 ` Brian Foster [this message]
2020-06-02 4:27 ` [PATCH 06/12] xfs_repair: create a new class of btree rebuild cursors Darrick J. Wong
2020-06-17 12:10 ` Brian Foster
2020-06-18 18:30 ` Darrick J. Wong
2020-06-29 23:10 ` Darrick J. Wong
2020-07-02 15:18 ` [PATCH v2 " Darrick J. Wong
2020-07-03 3:24 ` Eric Sandeen
2020-07-03 20:26 ` Darrick J. Wong
2020-07-03 21:51 ` Eric Sandeen
2020-07-04 3:39 ` Darrick J. Wong
2020-07-10 19:10 ` Eric Sandeen
2020-07-13 13:37 ` Brian Foster
2020-06-02 4:27 ` [PATCH 07/12] xfs_repair: rebuild free space btrees with bulk loader Darrick J. Wong
2020-06-18 15:23 ` Brian Foster
2020-06-18 16:41 ` Darrick J. Wong
2020-06-18 16:51 ` Brian Foster
2020-06-02 4:27 ` [PATCH 08/12] xfs_repair: rebuild inode " Darrick J. Wong
2020-06-18 15:24 ` Brian Foster
2020-06-18 18:33 ` Darrick J. Wong
2020-06-02 4:27 ` [PATCH 09/12] xfs_repair: rebuild reverse mapping " Darrick J. Wong
2020-06-18 15:25 ` Brian Foster
2020-06-18 15:31 ` Darrick J. Wong
2020-06-18 15:37 ` Brian Foster
2020-06-18 16:54 ` Darrick J. Wong
2020-06-02 4:27 ` [PATCH 10/12] xfs_repair: rebuild refcount " Darrick J. Wong
2020-06-18 15:26 ` Brian Foster
2020-06-18 16:56 ` Darrick J. Wong
2020-06-18 17:05 ` Brian Foster
2020-06-02 4:28 ` [PATCH 11/12] xfs_repair: remove old btree rebuild support code Darrick J. Wong
2020-06-19 11:10 ` Brian Foster
2020-06-02 4:28 ` [PATCH 12/12] xfs_repair: use bitmap to track blocks lost during btree construction Darrick J. Wong
2020-06-19 11:10 ` Brian Foster
2020-06-19 21:36 ` Darrick J. Wong
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