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xfs: const-ify xfs_owner_info arguments

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Only certain functions actually change the contents of an
xfs_owner_info; the rest can accept a const struct pointer.  This will
enable us to save stack space by hoisting static owner info types to
be const global variables.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Darrick J. Wong
2018-12-12 08:46:23 -08:00
parent 02b100fb83
commit 66e3237e72
18 changed files with 266 additions and 261 deletions
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7
fs/xfs/scrub/repair.h
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@@ -21,8 +21,9 @@ int xrep_roll_ag_trans(struct xfs_scrub *sc);
bool xrep_ag_has_space(struct xfs_perag *pag, xfs_extlen_t nr_blocks,
enum xfs_ag_resv_type type);
xfs_extlen_t xrep_calc_ag_resblks(struct xfs_scrub *sc);
int xrep_alloc_ag_block(struct xfs_scrub *sc, struct xfs_owner_info *oinfo,
xfs_fsblock_t *fsbno, enum xfs_ag_resv_type resv);
int xrep_alloc_ag_block(struct xfs_scrub *sc,
const struct xfs_owner_info *oinfo, xfs_fsblock_t *fsbno,
enum xfs_ag_resv_type resv);
int xrep_init_btblock(struct xfs_scrub *sc, xfs_fsblock_t fsb,
struct xfs_buf **bpp, xfs_btnum_t btnum,
const struct xfs_buf_ops *ops);
@@ -32,7 +33,7 @@ struct xfs_bitmap;
int xrep_fix_freelist(struct xfs_scrub *sc, bool can_shrink);
int xrep_invalidate_blocks(struct xfs_scrub *sc, struct xfs_bitmap *btlist);
int xrep_reap_extents(struct xfs_scrub *sc, struct xfs_bitmap *exlist,
struct xfs_owner_info *oinfo, enum xfs_ag_resv_type type);
const struct xfs_owner_info *oinfo, enum xfs_ag_resv_type type);
struct xrep_find_ag_btree {
/* in: rmap owner of the btree we're looking for */