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authorChristoph Hellwig <hch@lst.de>2019-11-08 14:52:06 -0800
committerDarrick J. Wong <darrick.wong@oracle.com>2019-11-10 16:54:19 -0800
commita39f089a25e75c3d17b955d8eb8bc781f23364f3 (patch)
treeb49604d018c4a2cb67f2108f20832369823422c2 /fs/xfs/libxfs/xfs_dir2_priv.h
parent7f6bcf7c29410747fb05258870bd2254855af9c2 (diff)
xfs: move incore structures out of xfs_da_format.h
Move the abstract in-memory version of various btree block headers out of xfs_da_format.h as they aren't on-disk formats. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_dir2_priv.h')
-rw-r--r--fs/xfs/libxfs/xfs_dir2_priv.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_dir2_priv.h b/fs/xfs/libxfs/xfs_dir2_priv.h
index 59f9fb2241a5..d2eaea663e7f 100644
--- a/fs/xfs/libxfs/xfs_dir2_priv.h
+++ b/fs/xfs/libxfs/xfs_dir2_priv.h
@@ -8,6 +8,25 @@
struct dir_context;
+/*
+ * In-core version of the leaf and free block headers to abstract the
+ * differences in the v2 and v3 disk format of the headers.
+ */
+struct xfs_dir3_icleaf_hdr {
+ uint32_t forw;
+ uint32_t back;
+ uint16_t magic;
+ uint16_t count;
+ uint16_t stale;
+};
+
+struct xfs_dir3_icfree_hdr {
+ uint32_t magic;
+ uint32_t firstdb;
+ uint32_t nvalid;
+ uint32_t nused;
+};
+
/* xfs_dir2.c */
extern int xfs_dir2_grow_inode(struct xfs_da_args *args, int space,
xfs_dir2_db_t *dbp);