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authorDarrick J. Wong <djwong@kernel.org>2021-08-12 20:10:44 +0300
committerDarrick J. Wong <djwong@kernel.org>2021-08-19 04:46:02 +0300
commit32816fd7920b32c24e1720ce387482fb430959fc (patch)
treec0f7c5a421f3351dec8963e78e9e5ef5f15f64b1 /fs/xfs/libxfs/xfs_btree.h
parent60e265f7f85a3d91c368f9284dc6501fa1f41e50 (diff)
downloadlinux-32816fd7920b32c24e1720ce387482fb430959fc.tar.xz
xfs: constify btree function parameters that are not modified
Constify the rest of the btree functions that take structure and union pointers and are not supposed to modify them. Signed-off-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/libxfs/xfs_btree.h')
-rw-r--r--fs/xfs/libxfs/xfs_btree.h21
1 files changed, 12 insertions, 9 deletions
diff --git a/fs/xfs/libxfs/xfs_btree.h b/fs/xfs/libxfs/xfs_btree.h
index 830702bdd6d6..4eaf8517f850 100644
--- a/fs/xfs/libxfs/xfs_btree.h
+++ b/fs/xfs/libxfs/xfs_btree.h
@@ -503,10 +503,11 @@ union xfs_btree_key *xfs_btree_high_key_addr(struct xfs_btree_cur *cur, int n,
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);
+ const 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);
-bool xfs_btree_ptr_is_null(struct xfs_btree_cur *cur, union xfs_btree_ptr *ptr);
+bool xfs_btree_ptr_is_null(struct xfs_btree_cur *cur,
+ const union xfs_btree_ptr *ptr);
int64_t xfs_btree_diff_two_ptrs(struct xfs_btree_cur *cur,
const union xfs_btree_ptr *a,
const union xfs_btree_ptr *b);
@@ -517,8 +518,9 @@ void xfs_btree_get_keys(struct xfs_btree_cur *cur,
struct xfs_btree_block *block, union xfs_btree_key *key);
union xfs_btree_key *xfs_btree_high_key_from_key(struct xfs_btree_cur *cur,
union xfs_btree_key *key);
-int xfs_btree_has_record(struct xfs_btree_cur *cur, union xfs_btree_irec *low,
- union xfs_btree_irec *high, bool *exists);
+int xfs_btree_has_record(struct xfs_btree_cur *cur,
+ const union xfs_btree_irec *low,
+ const union xfs_btree_irec *high, bool *exists);
bool xfs_btree_has_more_records(struct xfs_btree_cur *cur);
struct xfs_ifork *xfs_btree_ifork_ptr(struct xfs_btree_cur *cur);
@@ -541,10 +543,11 @@ xfs_btree_islastblock(
void xfs_btree_set_ptr_null(struct xfs_btree_cur *cur,
union xfs_btree_ptr *ptr);
-int xfs_btree_get_buf_block(struct xfs_btree_cur *cur, union xfs_btree_ptr *ptr,
- struct xfs_btree_block **block, struct xfs_buf **bpp);
+int xfs_btree_get_buf_block(struct xfs_btree_cur *cur,
+ const union xfs_btree_ptr *ptr, struct xfs_btree_block **block,
+ struct xfs_buf **bpp);
void xfs_btree_set_sibling(struct xfs_btree_cur *cur,
- struct xfs_btree_block *block, union xfs_btree_ptr *ptr,
+ struct xfs_btree_block *block, const union xfs_btree_ptr *ptr,
int lr);
void xfs_btree_init_block_cur(struct xfs_btree_cur *cur,
struct xfs_buf *bp, int level, int numrecs);
@@ -552,7 +555,7 @@ void xfs_btree_copy_ptrs(struct xfs_btree_cur *cur,
union xfs_btree_ptr *dst_ptr,
const union xfs_btree_ptr *src_ptr, int numptrs);
void xfs_btree_copy_keys(struct xfs_btree_cur *cur,
- union xfs_btree_key *dst_key, union xfs_btree_key *src_key,
- int numkeys);
+ union xfs_btree_key *dst_key,
+ const union xfs_btree_key *src_key, int numkeys);
#endif /* __XFS_BTREE_H__ */