From 50bb67d6597a4fdfb5721e7c703a38229eebdb97 Mon Sep 17 00:00:00 2001 From: "Darrick J. Wong" Date: Mon, 31 Jul 2017 15:08:11 -0500 Subject: [PATCH] xfs: export various function for the online scrubber Source kernel commit: 2678809799e6e37db0800725157f5ebfc03a9df7 Export various internal functions so that the online scrubber can use them to check the state of metadata. Signed-off-by: Darrick J. Wong Reviewed-by: Brian Foster Signed-off-by: Eric Sandeen --- libxfs/xfs_alloc.c | 2 +- libxfs/xfs_alloc.h | 2 ++ libxfs/xfs_btree.c | 12 ++++++------ libxfs/xfs_btree.h | 13 +++++++++++++ libxfs/xfs_dir2_leaf.c | 2 +- libxfs/xfs_dir2_priv.h | 2 ++ libxfs/xfs_inode_buf.c | 2 +- libxfs/xfs_inode_buf.h | 3 +++ libxfs/xfs_rmap.c | 3 ++- libxfs/xfs_rmap.h | 3 +++ libxfs/xfs_rtbitmap.c | 2 +- 11 files changed, 35 insertions(+), 11 deletions(-) diff --git a/libxfs/xfs_alloc.c b/libxfs/xfs_alloc.c index aee784448..dc849b7cc 100644 --- a/libxfs/xfs_alloc.c +++ b/libxfs/xfs_alloc.c @@ -602,7 +602,7 @@ const struct xfs_buf_ops xfs_agfl_buf_ops = { /* * Read in the allocation group free block array. */ -STATIC int /* error */ +int /* error */ xfs_alloc_read_agfl( xfs_mount_t *mp, /* mount point structure */ xfs_trans_t *tp, /* transaction pointer */ diff --git a/libxfs/xfs_alloc.h b/libxfs/xfs_alloc.h index 77d9c2733..ef26edc2e 100644 --- a/libxfs/xfs_alloc.h +++ b/libxfs/xfs_alloc.h @@ -213,6 +213,8 @@ xfs_alloc_get_rec( int xfs_read_agf(struct xfs_mount *mp, struct xfs_trans *tp, xfs_agnumber_t agno, int flags, struct xfs_buf **bpp); +int xfs_alloc_read_agfl(struct xfs_mount *mp, struct xfs_trans *tp, + xfs_agnumber_t agno, struct xfs_buf **bpp); int xfs_alloc_fix_freelist(struct xfs_alloc_arg *args, int flags); int xfs_free_extent_fix_freelist(struct xfs_trans *tp, xfs_agnumber_t agno, struct xfs_buf **agbp); diff --git a/libxfs/xfs_btree.c b/libxfs/xfs_btree.c index 56b50a5bb..2a1c72a37 100644 --- a/libxfs/xfs_btree.c +++ b/libxfs/xfs_btree.c @@ -564,7 +564,7 @@ xfs_btree_ptr_offset( /* * Return a pointer to the n-th record in the btree block. */ -STATIC union xfs_btree_rec * +union xfs_btree_rec * xfs_btree_rec_addr( struct xfs_btree_cur *cur, int n, @@ -577,7 +577,7 @@ xfs_btree_rec_addr( /* * Return a pointer to the n-th key in the btree block. */ -STATIC union xfs_btree_key * +union xfs_btree_key * xfs_btree_key_addr( struct xfs_btree_cur *cur, int n, @@ -590,7 +590,7 @@ xfs_btree_key_addr( /* * Return a pointer to the n-th high key in the btree block. */ -STATIC union xfs_btree_key * +union xfs_btree_key * xfs_btree_high_key_addr( struct xfs_btree_cur *cur, int n, @@ -603,7 +603,7 @@ xfs_btree_high_key_addr( /* * Return a pointer to the n-th block pointer in the btree block. */ -STATIC union xfs_btree_ptr * +union xfs_btree_ptr * xfs_btree_ptr_addr( struct xfs_btree_cur *cur, int n, @@ -637,7 +637,7 @@ xfs_btree_get_iroot( * Retrieve the block pointer from the cursor at the given level. * This may be an inode btree root or from a buffer. */ -STATIC struct xfs_btree_block * /* generic btree block pointer */ +struct xfs_btree_block * /* generic btree block pointer */ xfs_btree_get_block( struct xfs_btree_cur *cur, /* btree cursor */ int level, /* level in btree */ @@ -1752,7 +1752,7 @@ error0: return error; } -STATIC int +int xfs_btree_lookup_get_block( struct xfs_btree_cur *cur, /* btree cursor */ int level, /* level in the btree */ diff --git a/libxfs/xfs_btree.h b/libxfs/xfs_btree.h index f56d4b831..f9ce37062 100644 --- a/libxfs/xfs_btree.h +++ b/libxfs/xfs_btree.h @@ -504,4 +504,17 @@ int xfs_btree_visit_blocks(struct xfs_btree_cur *cur, int xfs_btree_count_blocks(struct xfs_btree_cur *cur, xfs_extlen_t *blocks); +union xfs_btree_rec *xfs_btree_rec_addr(struct xfs_btree_cur *cur, int n, + struct xfs_btree_block *block); +union xfs_btree_key *xfs_btree_key_addr(struct xfs_btree_cur *cur, int n, + struct xfs_btree_block *block); +union xfs_btree_key *xfs_btree_high_key_addr(struct xfs_btree_cur *cur, int n, + struct xfs_btree_block *block); +union xfs_btree_ptr *xfs_btree_ptr_addr(struct xfs_btree_cur *cur, int n, + struct xfs_btree_block *block); +int xfs_btree_lookup_get_block(struct xfs_btree_cur *cur, int level, + union xfs_btree_ptr *pp, struct xfs_btree_block **blkp); +struct xfs_btree_block *xfs_btree_get_block(struct xfs_btree_cur *cur, + int level, struct xfs_buf **bpp); + #endif /* __XFS_BTREE_H__ */ diff --git a/libxfs/xfs_dir2_leaf.c b/libxfs/xfs_dir2_leaf.c index 40a35b84a..e93f12a22 100644 --- a/libxfs/xfs_dir2_leaf.c +++ b/libxfs/xfs_dir2_leaf.c @@ -253,7 +253,7 @@ const struct xfs_buf_ops xfs_dir3_leafn_buf_ops = { .verify_write = xfs_dir3_leafn_write_verify, }; -static int +int xfs_dir3_leaf_read( struct xfs_trans *tp, struct xfs_inode *dp, diff --git a/libxfs/xfs_dir2_priv.h b/libxfs/xfs_dir2_priv.h index 011df4da6..576f2d267 100644 --- a/libxfs/xfs_dir2_priv.h +++ b/libxfs/xfs_dir2_priv.h @@ -58,6 +58,8 @@ extern int xfs_dir3_data_init(struct xfs_da_args *args, xfs_dir2_db_t blkno, struct xfs_buf **bpp); /* xfs_dir2_leaf.c */ +extern int xfs_dir3_leaf_read(struct xfs_trans *tp, struct xfs_inode *dp, + xfs_dablk_t fbno, xfs_daddr_t mappedbno, struct xfs_buf **bpp); extern int xfs_dir3_leafn_read(struct xfs_trans *tp, struct xfs_inode *dp, xfs_dablk_t fbno, xfs_daddr_t mappedbno, struct xfs_buf **bpp); extern int xfs_dir2_block_to_leaf(struct xfs_da_args *args, diff --git a/libxfs/xfs_inode_buf.c b/libxfs/xfs_inode_buf.c index fcc6fb8e1..18a18f970 100644 --- a/libxfs/xfs_inode_buf.c +++ b/libxfs/xfs_inode_buf.c @@ -379,7 +379,7 @@ xfs_log_dinode_to_disk( } } -static bool +bool xfs_dinode_verify( struct xfs_mount *mp, xfs_ino_t ino, diff --git a/libxfs/xfs_inode_buf.h b/libxfs/xfs_inode_buf.h index 0827d7def..a9c97a356 100644 --- a/libxfs/xfs_inode_buf.h +++ b/libxfs/xfs_inode_buf.h @@ -82,4 +82,7 @@ void xfs_inobp_check(struct xfs_mount *, struct xfs_buf *); #define xfs_inobp_check(mp, bp) #endif /* DEBUG */ +bool xfs_dinode_verify(struct xfs_mount *mp, xfs_ino_t ino, + struct xfs_dinode *dip); + #endif /* __XFS_INODE_BUF_H__ */ diff --git a/libxfs/xfs_rmap.c b/libxfs/xfs_rmap.c index 0d6b5d412..b94784ac1 100644 --- a/libxfs/xfs_rmap.c +++ b/libxfs/xfs_rmap.c @@ -177,7 +177,8 @@ done: return error; } -static int +/* Convert an internal btree record to an rmap record. */ +int xfs_rmap_btrec_to_irec( union xfs_btree_rec *rec, struct xfs_rmap_irec *irec) diff --git a/libxfs/xfs_rmap.h b/libxfs/xfs_rmap.h index 265116d04..466ede637 100644 --- a/libxfs/xfs_rmap.h +++ b/libxfs/xfs_rmap.h @@ -216,5 +216,8 @@ int xfs_rmap_lookup_le_range(struct xfs_btree_cur *cur, xfs_agblock_t bno, struct xfs_rmap_irec *irec, int *stat); int xfs_rmap_compare(const struct xfs_rmap_irec *a, const struct xfs_rmap_irec *b); +union xfs_btree_rec; +int xfs_rmap_btrec_to_irec(union xfs_btree_rec *rec, + struct xfs_rmap_irec *irec); #endif /* __XFS_RMAP_H__ */ diff --git a/libxfs/xfs_rtbitmap.c b/libxfs/xfs_rtbitmap.c index 8f8a99d69..453dbb9ae 100644 --- a/libxfs/xfs_rtbitmap.c +++ b/libxfs/xfs_rtbitmap.c @@ -65,7 +65,7 @@ const struct xfs_buf_ops xfs_rtbuf_ops = { * Get a buffer for the bitmap or summary file block specified. * The buffer is returned read and locked. */ -static int +int xfs_rtbuf_get( xfs_mount_t *mp, /* file system mount structure */ xfs_trans_t *tp, /* transaction pointer */ -- 2.47.2