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xfs: make the record pointer passed to query_range functions const

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The query_range functions are supposed to call a caller-supplied
function on each record found in the dataset.  These functions don't
own the memory storing the record, so don't let them change the record.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2021-08-10 17:02:16 -07:00
parent 04dcb47482
commit 159eb69dba
20 changed files with 63 additions and 59 deletions
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2
fs/xfs/libxfs/xfs_btree.h
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@ -471,7 +471,7 @@ unsigned long long xfs_btree_calc_size(uint *limits, unsigned long long len);
* code on its own.
*/
typedef int (*xfs_btree_query_range_fn)(struct xfs_btree_cur *cur,
union xfs_btree_rec *rec, void *priv);
const union xfs_btree_rec *rec, void *priv);
int xfs_btree_query_range(struct xfs_btree_cur *cur,
const union xfs_btree_irec *low_rec,