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From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: david@fromorbit.com, darrick.wong@oracle.com
Cc: linux-xfs@vger.kernel.org
Subject: [PATCH 32/39] xfs: rebuild the rmapbt
Date: Fri, 04 Nov 2016 17:27:55 -0700	[thread overview]
Message-ID: <147830567519.4165.13826961638090689882.stgit@birch.djwong.org> (raw)
In-Reply-To: <147830546754.4165.17790362300876898017.stgit@birch.djwong.org>

Rebuild the reverse mapping btree from all primary metadata.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 libxfs/xfs_refcount.c |    2 +-
 libxfs/xfs_refcount.h |    3 +++
 libxfs/xfs_rmap.c     |   28 ++++++++++++++++++++++++++++
 libxfs/xfs_rmap.h     |    1 +
 4 files changed, 33 insertions(+), 1 deletion(-)


diff --git a/libxfs/xfs_refcount.c b/libxfs/xfs_refcount.c
index 124d5c0..be0eab3 100644
--- a/libxfs/xfs_refcount.c
+++ b/libxfs/xfs_refcount.c
@@ -87,7 +87,7 @@ xfs_refcount_lookup_ge(
 }
 
 /* Convert on-disk record to in-core format. */
-static inline void
+void
 xfs_refcount_btrec_to_irec(
 	union xfs_btree_rec		*rec,
 	struct xfs_refcount_irec	*irec)
diff --git a/libxfs/xfs_refcount.h b/libxfs/xfs_refcount.h
index 78cb142..5973c56 100644
--- a/libxfs/xfs_refcount.h
+++ b/libxfs/xfs_refcount.h
@@ -69,5 +69,8 @@ extern int xfs_refcount_recover_cow_leftovers(struct xfs_mount *mp,
 
 extern int xfs_refcount_has_record(struct xfs_btree_cur *cur,
 		xfs_agblock_t bno, xfs_extlen_t len, bool *exists);
+union xfs_btree_rec;
+extern void xfs_refcount_btrec_to_irec(union xfs_btree_rec *rec,
+		struct xfs_refcount_irec *irec);
 
 #endif	/* __XFS_REFCOUNT_H__ */
diff --git a/libxfs/xfs_rmap.c b/libxfs/xfs_rmap.c
index c7d8aac..77ddb0b 100644
--- a/libxfs/xfs_rmap.c
+++ b/libxfs/xfs_rmap.c
@@ -1975,6 +1975,34 @@ xfs_rmap_map_shared(
 	return error;
 }
 
+/* Insert a raw rmap into the rmapbt. */
+int
+xfs_rmap_map_raw(
+	struct xfs_btree_cur	*cur,
+	struct xfs_rmap_irec	*rmap)
+{
+	struct xfs_owner_info	oinfo;
+
+	oinfo.oi_owner = rmap->rm_owner;
+	oinfo.oi_offset = rmap->rm_offset;
+	oinfo.oi_flags = 0;
+	if (rmap->rm_flags & XFS_RMAP_ATTR_FORK)
+		oinfo.oi_flags |= XFS_OWNER_INFO_ATTR_FORK;
+	if (rmap->rm_flags & XFS_RMAP_BMBT_BLOCK)
+		oinfo.oi_flags |= XFS_OWNER_INFO_BMBT_BLOCK;
+
+	if (rmap->rm_flags || XFS_RMAP_NON_INODE_OWNER(rmap->rm_owner))
+		return xfs_rmap_map(cur, rmap->rm_startblock,
+				rmap->rm_blockcount,
+				rmap->rm_flags & XFS_RMAP_UNWRITTEN,
+				&oinfo);
+
+	return xfs_rmap_map_shared(cur, rmap->rm_startblock,
+			rmap->rm_blockcount,
+			rmap->rm_flags & XFS_RMAP_UNWRITTEN,
+			&oinfo);
+}
+
 struct xfs_rmap_query_range_info {
 	xfs_rmap_query_range_fn	fn;
 	void				*priv;
diff --git a/libxfs/xfs_rmap.h b/libxfs/xfs_rmap.h
index 606efe3..eac90d7 100644
--- a/libxfs/xfs_rmap.h
+++ b/libxfs/xfs_rmap.h
@@ -225,5 +225,6 @@ int xfs_rmap_record_exists(struct xfs_btree_cur *cur, xfs_fsblock_t bno,
 int xfs_rmap_has_other_keys(struct xfs_btree_cur *cur, xfs_fsblock_t bno,
 		xfs_filblks_t len, struct xfs_owner_info *oinfo,
 		bool *has_rmap);
+int xfs_rmap_map_raw(struct xfs_btree_cur *cur, struct xfs_rmap_irec *rmap);
 
 #endif	/* __XFS_RMAP_H__ */


  parent reply	other threads:[~2016-11-05  0:27 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-05  0:24 [PATCH v2 00/39] xfsprogs: online scrub/repair support Darrick J. Wong
2016-11-05  0:24 ` [PATCH 01/39] xfs: plumb in needed functions for range querying of the freespace btrees Darrick J. Wong
2016-11-05  0:24 ` [PATCH 02/39] xfs: provide a query_range function for " Darrick J. Wong
2016-11-05  0:24 ` [PATCH 03/39] xfs: create a function to query all records in a btree Darrick J. Wong
2016-11-05  0:24 ` [PATCH 04/39] xfs: introduce the XFS_IOC_GETFSMAP ioctl Darrick J. Wong
2016-11-05  0:25 ` [PATCH 05/39] xfs_io: support the new getfsmap ioctl Darrick J. Wong
2016-11-05  0:25 ` [PATCH 06/39] xfs: use GPF_NOFS when allocating btree cursors Darrick J. Wong
2016-11-05  0:25 ` [PATCH 07/39] xfs: add scrub tracepoints Darrick J. Wong
2016-11-05  0:25 ` [PATCH 08/39] xfs: create an ioctl to scrub AG metadata Darrick J. Wong
2016-11-05  0:25 ` [PATCH 09/39] xfs: generic functions to scrub metadata and btrees Darrick J. Wong
2016-11-05  0:25 ` [PATCH 10/39] xfs: scrub the backup superblocks Darrick J. Wong
2016-11-05  0:25 ` [PATCH 11/39] xfs: scrub AGF and AGFL Darrick J. Wong
2016-11-05  0:25 ` [PATCH 12/39] xfs: scrub the AGI Darrick J. Wong
2016-11-05  0:25 ` [PATCH 13/39] xfs: support scrubbing free space btrees Darrick J. Wong
2016-11-05  0:26 ` [PATCH 14/39] xfs: support scrubbing inode btrees Darrick J. Wong
2016-11-05  0:26 ` [PATCH 15/39] xfs: support scrubbing rmap btree Darrick J. Wong
2016-11-05  0:26 ` [PATCH 16/39] xfs: support scrubbing refcount btree Darrick J. Wong
2016-11-05  0:26 ` [PATCH 17/39] xfs: scrub inodes Darrick J. Wong
2016-11-05  0:26 ` [PATCH 18/39] xfs: scrub inode block mappings Darrick J. Wong
2016-11-05  0:26 ` [PATCH 19/39] xfs: scrub directory/attribute btrees Darrick J. Wong
2016-11-05  0:26 ` [PATCH 20/39] xfs: scrub directories Darrick J. Wong
2016-11-05  0:26 ` [PATCH 21/39] xfs: scrub extended attributes Darrick J. Wong
2016-11-05  0:26 ` [PATCH 22/39] xfs: scrub symbolic links Darrick J. Wong
2016-11-05  0:27 ` [PATCH 23/39] xfs: scrub realtime bitmap/summary Darrick J. Wong
2016-11-05  0:27 ` [PATCH 24/39] xfs: scrub should cross-reference with the bnobt Darrick J. Wong
2016-11-05  0:27 ` [PATCH 25/39] xfs: cross-reference bnobt records with cntbt Darrick J. Wong
2016-11-05  0:27 ` [PATCH 26/39] xfs: cross-reference inode btrees during scrub Darrick J. Wong
2016-11-05  0:27 ` [PATCH 27/39] xfs: cross-reference reverse-mapping btree Darrick J. Wong
2016-11-05  0:27 ` [PATCH 28/39] xfs: cross-reference refcount btree during scrub Darrick J. Wong
2016-11-05  0:27 ` [PATCH 29/39] xfs: scrub should cross-reference the realtime bitmap Darrick J. Wong
2016-11-05  0:27 ` [PATCH 30/39] xfs: add helper routines for the repair code Darrick J. Wong
2016-11-05  0:27 ` [PATCH 31/39] xfs: repair inode btrees Darrick J. Wong
2016-11-05  0:27 ` Darrick J. Wong [this message]
2016-11-05  0:28 ` [PATCH 33/39] xfs: repair refcount btrees Darrick J. Wong
2016-11-05  0:28 ` [PATCH 34/39] xfs: repair inode block maps Darrick J. Wong
2016-11-05  0:28 ` [PATCH 35/39] xfs: query the per-AG reservation counters Darrick J. Wong
2016-11-05  0:28 ` [PATCH 36/39] xfs_db: introduce fuzz command Darrick J. Wong
2016-11-05  0:28 ` [PATCH 37/39] xfs_db: print attribute remote value blocks Darrick J. Wong
2016-11-05  0:28 ` [PATCH 38/39] xfs_io: provide an interface to the scrub ioctls Darrick J. Wong
2016-11-05  0:28 ` [PATCH 39/39] xfs_scrub: create online filesystem scrub program Darrick J. Wong
2016-11-05  5:22   ` Eryu Guan
2016-11-08  8:37     ` Darrick J. Wong

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