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xfs: make the start pointer passed to btree alloc_block functions const

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The @start pointer passed to each per-AG btree type's ->alloc_block
function isn't supposed to be modified, since it's a hint about the
location of the btree block being split that is to be fed to the
allocator, so mark the parameter const.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2021-08-12 09:53:27 -07:00
parent b5a6e5fe0e
commit deb06b9ab6
7 changed files with 34 additions and 34 deletions
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2
fs/xfs/libxfs/xfs_alloc_btree.c
View File

@ -51,7 +51,7 @@ xfs_allocbt_set_root(
STATIC int
xfs_allocbt_alloc_block(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *start,
const union xfs_btree_ptr *start,
union xfs_btree_ptr *new,
int *stat)
{

2
fs/xfs/libxfs/xfs_bmap_btree.c
View File

@ -194,7 +194,7 @@ xfs_bmbt_update_cursor(
STATIC int
xfs_bmbt_alloc_block(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *start,
const union xfs_btree_ptr *start,
union xfs_btree_ptr *new,
int *stat)
{

2
fs/xfs/libxfs/xfs_btree.h
View File

@ -110,7 +110,7 @@ struct xfs_btree_ops {
/* block allocation / freeing */
int (*alloc_block)(struct xfs_btree_cur *cur,
union xfs_btree_ptr *start_bno,
const union xfs_btree_ptr *start_bno,
union xfs_btree_ptr *new_bno,
int *stat);
int (*free_block)(struct xfs_btree_cur *cur, struct xfs_buf *bp);

2
fs/xfs/libxfs/xfs_btree_staging.c
View File

@ -60,7 +60,7 @@ xfs_btree_fakeroot_dup_cursor(
STATIC int
xfs_btree_fakeroot_alloc_block(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *start_bno,
const union xfs_btree_ptr *start_bno,
union xfs_btree_ptr *new_bno,
int *stat)
{

6
fs/xfs/libxfs/xfs_ialloc_btree.c
View File

@ -89,7 +89,7 @@ xfs_inobt_mod_blockcount(
STATIC int
__xfs_inobt_alloc_block(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *start,
const union xfs_btree_ptr *start,
union xfs_btree_ptr *new,
int *stat,
enum xfs_ag_resv_type resv)
@ -128,7 +128,7 @@ __xfs_inobt_alloc_block(
STATIC int
xfs_inobt_alloc_block(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *start,
const union xfs_btree_ptr *start,
union xfs_btree_ptr *new,
int *stat)
{
@ -138,7 +138,7 @@ xfs_inobt_alloc_block(
STATIC int
xfs_finobt_alloc_block(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *start,
const union xfs_btree_ptr *start,
union xfs_btree_ptr *new,
int *stat)
{

2
fs/xfs/libxfs/xfs_refcount_btree.c
View File

@ -52,7 +52,7 @@ xfs_refcountbt_set_root(
STATIC int
xfs_refcountbt_alloc_block(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *start,
const union xfs_btree_ptr *start,
union xfs_btree_ptr *new,
int *stat)
{

2
fs/xfs/libxfs/xfs_rmap_btree.c
View File

@ -77,7 +77,7 @@ xfs_rmapbt_set_root(
STATIC int
xfs_rmapbt_alloc_block(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *start,
const union xfs_btree_ptr *start,
union xfs_btree_ptr *new,
int *stat)
{