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xfs: convert directory vector functions to constants

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Many of the vectorised function calls now take no parameters and
return a constant value. There is no reason for these to be vectored
functions, so convert them to constants

Binary sizes:

   text    data     bss     dec     hex filename
 794490   96802    1096  892388   d9de4 fs/xfs/xfs.o.orig
 792986   96802    1096  890884   d9804 fs/xfs/xfs.o.p1
 792350   96802    1096  890248   d9588 fs/xfs/xfs.o.p2
 789293   96802    1096  887191   d8997 fs/xfs/xfs.o.p3
 789005   96802    1096  886903   d8997 fs/xfs/xfs.o.p4
 789061   96802    1096  886959   d88af fs/xfs/xfs.o.p5
 789733   96802    1096  887631   d8b4f fs/xfs/xfs.o.p6
 791421   96802    1096  889319   d91e7 fs/xfs/xfs.o.p7
 791701   96802    1096  889599   d92ff fs/xfs/xfs.o.p8
 791205   96802    1096  889103   d91cf fs/xfs/xfs.o.p9

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Dave Chinner 2013-10-30 09:15:02 +11:00 committed by Ben Myers
parent 24dd0f546c
commit 1c9a5b2e30
10 changed files with 112 additions and 176 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
fs/xfs/xfs_da_btree.c
View File

@ -333,8 +333,7 @@ xfs_da3_node_create(
dp->d_ops->node_hdr_to_disk(node, &ichdr);
xfs_trans_log_buf(tp, bp,
XFS_DA_LOGRANGE(node, &node->hdr,
dp->d_ops->node_hdr_size()));
XFS_DA_LOGRANGE(node, &node->hdr, dp->d_ops->node_hdr_size));
*bpp = bp;
return(0);
@ -838,13 +837,12 @@ xfs_da3_node_rebalance(
*/
dp->d_ops->node_hdr_to_disk(node1, &nodehdr1);
xfs_trans_log_buf(tp, blk1->bp,
XFS_DA_LOGRANGE(node1, &node1->hdr,
dp->d_ops->node_hdr_size()));
XFS_DA_LOGRANGE(node1, &node1->hdr, dp->d_ops->node_hdr_size));
dp->d_ops->node_hdr_to_disk(node2, &nodehdr2);
xfs_trans_log_buf(tp, blk2->bp,
XFS_DA_LOGRANGE(node2, &node2->hdr,
dp->d_ops->node_hdr_size() +
dp->d_ops->node_hdr_size +
(sizeof(btree2[0]) * nodehdr2.count)));
/*
@ -915,7 +913,7 @@ xfs_da3_node_add(
nodehdr.count += 1;
dp->d_ops->node_hdr_to_disk(node, &nodehdr);
xfs_trans_log_buf(state->args->trans, oldblk->bp,
XFS_DA_LOGRANGE(node, &node->hdr, dp->d_ops->node_hdr_size()));
XFS_DA_LOGRANGE(node, &node->hdr, dp->d_ops->node_hdr_size));
/*
* Copy the last hash value from the oldblk to propagate upwards.
@ -1350,7 +1348,7 @@ xfs_da3_node_remove(
nodehdr.count -= 1;
dp->d_ops->node_hdr_to_disk(node, &nodehdr);
xfs_trans_log_buf(state->args->trans, drop_blk->bp,
XFS_DA_LOGRANGE(node, &node->hdr, dp->d_ops->node_hdr_size()));
XFS_DA_LOGRANGE(node, &node->hdr, dp->d_ops->node_hdr_size));
/*
* Copy the last hash value from the block to propagate upwards.
@ -1423,7 +1421,7 @@ xfs_da3_node_unbalance(
dp->d_ops->node_hdr_to_disk(save_node, &save_hdr);
xfs_trans_log_buf(tp, save_blk->bp,
XFS_DA_LOGRANGE(save_node, &save_node->hdr,
dp->d_ops->node_hdr_size()));
dp->d_ops->node_hdr_size));
/*
* Save the last hashval in the remaining block for upward propagation.

220
fs/xfs/xfs_da_format.c
View File

@ -209,31 +209,41 @@ xfs_dir3_sfe_put_ino(
/*
* Directory data block operations
*/
static int
__xfs_dir3_data_entsize(
bool ftype,
int n)
{
int size = offsetof(struct xfs_dir2_data_entry, name[0]);
size += n;
size += sizeof(xfs_dir2_data_off_t);
if (ftype)
size += sizeof(__uint8_t);
return roundup(size, XFS_DIR2_DATA_ALIGN);
}
/*
* For special situations, the dirent size ends up fixed because we always know
* what the size of the entry is. That's true for the "." and "..", and
* therefore we know that they are a fixed size and hence their offsets are
* constant, as is the first entry.
*
* Hence, this calculation is written as a macro to be able to be calculated at
* compile time and so certain offsets can be calculated directly in the
* structure initaliser via the macro. There are two macros - one for dirents
* with ftype and without so there are no unresolvable conditionals in the
* calculations. We also use round_up() as XFS_DIR2_DATA_ALIGN is always a power
* of 2 and the compiler doesn't reject it (unlike roundup()).
*/
#define XFS_DIR2_DATA_ENTSIZE(n) \
round_up((offsetof(struct xfs_dir2_data_entry, name[0]) + (n) + \
sizeof(xfs_dir2_data_off_t)), XFS_DIR2_DATA_ALIGN)
#define XFS_DIR3_DATA_ENTSIZE(n) \
round_up((offsetof(struct xfs_dir2_data_entry, name[0]) + (n) + \
sizeof(xfs_dir2_data_off_t) + sizeof(__uint8_t)), \
XFS_DIR2_DATA_ALIGN)
static int
xfs_dir2_data_entsize(
int n)
{
return __xfs_dir3_data_entsize(false, n);
return XFS_DIR2_DATA_ENTSIZE(n);
}
static int
xfs_dir3_data_entsize(
int n)
{
return __xfs_dir3_data_entsize(true, n);
return XFS_DIR3_DATA_ENTSIZE(n);
}
static __uint8_t
@ -293,45 +303,6 @@ xfs_dir3_data_entry_tag_p(
xfs_dir3_data_entsize(dep->namelen) - sizeof(__be16));
}
/*
* Offsets of . and .. in data space (always block 0)
*/
static xfs_dir2_data_aoff_t
xfs_dir2_data_dot_offset(void)
{
return sizeof(struct xfs_dir2_data_hdr);
}
static xfs_dir2_data_aoff_t
xfs_dir2_data_dotdot_offset(void)
{
return xfs_dir2_data_dot_offset() + xfs_dir2_data_entsize(1);
}
static xfs_dir2_data_aoff_t
xfs_dir2_data_first_offset(void)
{
return xfs_dir2_data_dotdot_offset() + xfs_dir2_data_entsize(2);
}
static xfs_dir2_data_aoff_t
xfs_dir3_data_dot_offset(void)
{
return sizeof(struct xfs_dir3_data_hdr);
}
static xfs_dir2_data_aoff_t
xfs_dir3_data_dotdot_offset(void)
{
return xfs_dir3_data_dot_offset() + xfs_dir3_data_entsize(1);
}
static xfs_dir2_data_aoff_t
xfs_dir3_data_first_offset(void)
{
return xfs_dir3_data_dotdot_offset() + xfs_dir3_data_entsize(2);
}
/*
* location of . and .. in data space (always block 0)
*/
@ -340,7 +311,7 @@ xfs_dir2_data_dot_entry_p(
struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_entry *)
((char *)hdr + xfs_dir2_data_dot_offset());
((char *)hdr + sizeof(struct xfs_dir2_data_hdr));
}
static struct xfs_dir2_data_entry *
@ -348,7 +319,8 @@ xfs_dir2_data_dotdot_entry_p(
struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_entry *)
((char *)hdr + xfs_dir2_data_dotdot_offset());
((char *)hdr + sizeof(struct xfs_dir2_data_hdr) +
XFS_DIR2_DATA_ENTSIZE(1));
}
static struct xfs_dir2_data_entry *
@ -356,7 +328,9 @@ xfs_dir2_data_first_entry_p(
struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_entry *)
((char *)hdr + xfs_dir2_data_first_offset());
((char *)hdr + sizeof(struct xfs_dir2_data_hdr) +
XFS_DIR2_DATA_ENTSIZE(1) +
XFS_DIR2_DATA_ENTSIZE(2));
}
static struct xfs_dir2_data_entry *
@ -364,7 +338,7 @@ xfs_dir3_data_dot_entry_p(
struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_entry *)
((char *)hdr + xfs_dir3_data_dot_offset());
((char *)hdr + sizeof(struct xfs_dir3_data_hdr));
}
static struct xfs_dir2_data_entry *
@ -372,7 +346,8 @@ xfs_dir3_data_dotdot_entry_p(
struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_entry *)
((char *)hdr + xfs_dir3_data_dotdot_offset());
((char *)hdr + sizeof(struct xfs_dir3_data_hdr) +
XFS_DIR3_DATA_ENTSIZE(1));
}
static struct xfs_dir2_data_entry *
@ -380,7 +355,9 @@ xfs_dir3_data_first_entry_p(
struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_entry *)
((char *)hdr + xfs_dir3_data_first_offset());
((char *)hdr + sizeof(struct xfs_dir3_data_hdr) +
XFS_DIR3_DATA_ENTSIZE(1) +
XFS_DIR3_DATA_ENTSIZE(2));
}
static struct xfs_dir2_data_free *
@ -395,60 +372,42 @@ xfs_dir3_data_bestfree_p(struct xfs_dir2_data_hdr *hdr)
return ((struct xfs_dir3_data_hdr *)hdr)->best_free;
}
static size_t
xfs_dir2_data_entry_offset(void)
{
return sizeof(struct xfs_dir2_data_hdr);
}
static struct xfs_dir2_data_entry *
xfs_dir2_data_entry_p(struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_entry *)
((char *)hdr + xfs_dir2_data_entry_offset());
((char *)hdr + sizeof(struct xfs_dir2_data_hdr));
}
static struct xfs_dir2_data_unused *
xfs_dir2_data_unused_p(struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_unused *)
((char *)hdr + xfs_dir2_data_entry_offset());
}
static size_t
xfs_dir3_data_entry_offset(void)
{
return sizeof(struct xfs_dir3_data_hdr);
((char *)hdr + sizeof(struct xfs_dir2_data_hdr));
}
static struct xfs_dir2_data_entry *
xfs_dir3_data_entry_p(struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_entry *)
((char *)hdr + xfs_dir3_data_entry_offset());
((char *)hdr + sizeof(struct xfs_dir3_data_hdr));
}
static struct xfs_dir2_data_unused *
xfs_dir3_data_unused_p(struct xfs_dir2_data_hdr *hdr)
{
return (struct xfs_dir2_data_unused *)
((char *)hdr + xfs_dir3_data_entry_offset());
((char *)hdr + sizeof(struct xfs_dir3_data_hdr));
}
/*
* Directory Leaf block operations
*/
static int
xfs_dir2_leaf_hdr_size(void)
{
return sizeof(struct xfs_dir2_leaf_hdr);
}
static int
xfs_dir2_max_leaf_ents(struct xfs_mount *mp)
{
return (mp->m_dirblksize - xfs_dir2_leaf_hdr_size()) /
return (mp->m_dirblksize - sizeof(struct xfs_dir2_leaf_hdr)) /
(uint)sizeof(struct xfs_dir2_leaf_entry);
}
@ -458,16 +417,10 @@ xfs_dir2_leaf_ents_p(struct xfs_dir2_leaf *lp)
return lp->__ents;
}
static int
xfs_dir3_leaf_hdr_size(void)
{
return sizeof(struct xfs_dir3_leaf_hdr);
}
static int
xfs_dir3_max_leaf_ents(struct xfs_mount *mp)
{
return (mp->m_dirblksize - xfs_dir3_leaf_hdr_size()) /
return (mp->m_dirblksize - sizeof(struct xfs_dir3_leaf_hdr)) /
(uint)sizeof(struct xfs_dir2_leaf_entry);
}
@ -545,25 +498,13 @@ xfs_dir3_leaf_hdr_to_disk(
/*
* Directory/Attribute Node block operations
*/
static inline int
xfs_da2_node_hdr_size(void)
{
return sizeof(struct xfs_da_node_hdr);
}
static struct xfs_da_node_entry *
xfs_da2_node_tree_p(struct xfs_da_intnode *dap)
{
return dap->__btree;
}
static inline int
xfs_da3_node_hdr_size(void)
{
return sizeof(struct xfs_da3_node_hdr);
}
static inline struct xfs_da_node_entry *
static struct xfs_da_node_entry *
xfs_da3_node_tree_p(struct xfs_da_intnode *dap)
{
return ((struct xfs_da3_intnode *)dap)->__btree;
@ -629,23 +570,17 @@ xfs_da3_node_hdr_to_disk(
/*
* Directory free space block operations
*/
static int
xfs_dir2_free_hdr_size(void)
{
return sizeof(struct xfs_dir2_free_hdr);
}
static int
xfs_dir2_free_max_bests(struct xfs_mount *mp)
{
return (mp->m_dirblksize - xfs_dir2_free_hdr_size()) /
return (mp->m_dirblksize - sizeof(struct xfs_dir2_free_hdr)) /
sizeof(xfs_dir2_data_off_t);
}
static __be16 *
xfs_dir2_free_bests_p(struct xfs_dir2_free *free)
{
return (__be16 *)((char *)free + xfs_dir2_free_hdr_size());
return (__be16 *)((char *)free + sizeof(struct xfs_dir2_free_hdr));
}
/*
@ -666,23 +601,17 @@ xfs_dir2_db_to_fdindex(struct xfs_mount *mp, xfs_dir2_db_t db)
return db % xfs_dir2_free_max_bests(mp);
}
static int
xfs_dir3_free_hdr_size(void)
{
return sizeof(struct xfs_dir3_free_hdr);
}
static int
xfs_dir3_free_max_bests(struct xfs_mount *mp)
{
return (mp->m_dirblksize - xfs_dir3_free_hdr_size()) /
return (mp->m_dirblksize - sizeof(struct xfs_dir3_free_hdr)) /
sizeof(xfs_dir2_data_off_t);
}
static __be16 *
xfs_dir3_free_bests_p(struct xfs_dir2_free *free)
{
return (__be16 *)((char *)free + xfs_dir3_free_hdr_size());
return (__be16 *)((char *)free + sizeof(struct xfs_dir3_free_hdr));
}
/*
@ -774,10 +703,13 @@ const struct xfs_dir_ops xfs_dir2_ops = {
.data_entry_tag_p = xfs_dir2_data_entry_tag_p,
.data_bestfree_p = xfs_dir2_data_bestfree_p,
.data_dot_offset = xfs_dir2_data_dot_offset,
.data_dotdot_offset = xfs_dir2_data_dotdot_offset,
.data_first_offset = xfs_dir2_data_first_offset,
.data_entry_offset = xfs_dir2_data_entry_offset,
.data_dot_offset = sizeof(struct xfs_dir2_data_hdr),
.data_dotdot_offset = sizeof(struct xfs_dir2_data_hdr) +
XFS_DIR2_DATA_ENTSIZE(1),
.data_first_offset = sizeof(struct xfs_dir2_data_hdr) +
XFS_DIR2_DATA_ENTSIZE(1) +
XFS_DIR2_DATA_ENTSIZE(2),
.data_entry_offset = sizeof(struct xfs_dir2_data_hdr),
.data_dot_entry_p = xfs_dir2_data_dot_entry_p,
.data_dotdot_entry_p = xfs_dir2_data_dotdot_entry_p,
@ -785,18 +717,18 @@ const struct xfs_dir_ops xfs_dir2_ops = {
.data_entry_p = xfs_dir2_data_entry_p,
.data_unused_p = xfs_dir2_data_unused_p,
.leaf_hdr_size = xfs_dir2_leaf_hdr_size,
.leaf_hdr_size = sizeof(struct xfs_dir2_leaf_hdr),
.leaf_hdr_to_disk = xfs_dir2_leaf_hdr_to_disk,
.leaf_hdr_from_disk = xfs_dir2_leaf_hdr_from_disk,
.leaf_max_ents = xfs_dir2_max_leaf_ents,
.leaf_ents_p = xfs_dir2_leaf_ents_p,
.node_hdr_size = xfs_da2_node_hdr_size,
.node_hdr_size = sizeof(struct xfs_da_node_hdr),
.node_hdr_to_disk = xfs_da2_node_hdr_to_disk,
.node_hdr_from_disk = xfs_da2_node_hdr_from_disk,
.node_tree_p = xfs_da2_node_tree_p,
.free_hdr_size = xfs_dir2_free_hdr_size,
.free_hdr_size = sizeof(struct xfs_dir2_free_hdr),
.free_hdr_to_disk = xfs_dir2_free_hdr_to_disk,
.free_hdr_from_disk = xfs_dir2_free_hdr_from_disk,
.free_max_bests = xfs_dir2_free_max_bests,
@ -821,10 +753,13 @@ const struct xfs_dir_ops xfs_dir2_ftype_ops = {
.data_entry_tag_p = xfs_dir3_data_entry_tag_p,
.data_bestfree_p = xfs_dir2_data_bestfree_p,
.data_dot_offset = xfs_dir2_data_dot_offset,
.data_dotdot_offset = xfs_dir2_data_dotdot_offset,
.data_first_offset = xfs_dir2_data_first_offset,
.data_entry_offset = xfs_dir2_data_entry_offset,
.data_dot_offset = sizeof(struct xfs_dir2_data_hdr),
.data_dotdot_offset = sizeof(struct xfs_dir2_data_hdr) +
XFS_DIR3_DATA_ENTSIZE(1),
.data_first_offset = sizeof(struct xfs_dir2_data_hdr) +
XFS_DIR3_DATA_ENTSIZE(1) +
XFS_DIR3_DATA_ENTSIZE(2),
.data_entry_offset = sizeof(struct xfs_dir2_data_hdr),
.data_dot_entry_p = xfs_dir2_data_dot_entry_p,
.data_dotdot_entry_p = xfs_dir2_data_dotdot_entry_p,
@ -832,18 +767,18 @@ const struct xfs_dir_ops xfs_dir2_ftype_ops = {
.data_entry_p = xfs_dir2_data_entry_p,
.data_unused_p = xfs_dir2_data_unused_p,
.leaf_hdr_size = xfs_dir2_leaf_hdr_size,
.leaf_hdr_size = sizeof(struct xfs_dir2_leaf_hdr),
.leaf_hdr_to_disk = xfs_dir2_leaf_hdr_to_disk,
.leaf_hdr_from_disk = xfs_dir2_leaf_hdr_from_disk,
.leaf_max_ents = xfs_dir2_max_leaf_ents,
.leaf_ents_p = xfs_dir2_leaf_ents_p,
.node_hdr_size = xfs_da2_node_hdr_size,
.node_hdr_size = sizeof(struct xfs_da_node_hdr),
.node_hdr_to_disk = xfs_da2_node_hdr_to_disk,
.node_hdr_from_disk = xfs_da2_node_hdr_from_disk,
.node_tree_p = xfs_da2_node_tree_p,
.free_hdr_size = xfs_dir2_free_hdr_size,
.free_hdr_size = sizeof(struct xfs_dir2_free_hdr),
.free_hdr_to_disk = xfs_dir2_free_hdr_to_disk,
.free_hdr_from_disk = xfs_dir2_free_hdr_from_disk,
.free_max_bests = xfs_dir2_free_max_bests,
@ -868,10 +803,13 @@ const struct xfs_dir_ops xfs_dir3_ops = {
.data_entry_tag_p = xfs_dir3_data_entry_tag_p,
.data_bestfree_p = xfs_dir3_data_bestfree_p,
.data_dot_offset = xfs_dir3_data_dot_offset,
.data_dotdot_offset = xfs_dir3_data_dotdot_offset,
.data_first_offset = xfs_dir3_data_first_offset,
.data_entry_offset = xfs_dir3_data_entry_offset,
.data_dot_offset = sizeof(struct xfs_dir3_data_hdr),
.data_dotdot_offset = sizeof(struct xfs_dir3_data_hdr) +
XFS_DIR3_DATA_ENTSIZE(1),
.data_first_offset = sizeof(struct xfs_dir3_data_hdr) +
XFS_DIR3_DATA_ENTSIZE(1) +
XFS_DIR3_DATA_ENTSIZE(2),
.data_entry_offset = sizeof(struct xfs_dir3_data_hdr),
.data_dot_entry_p = xfs_dir3_data_dot_entry_p,
.data_dotdot_entry_p = xfs_dir3_data_dotdot_entry_p,
@ -879,18 +817,18 @@ const struct xfs_dir_ops xfs_dir3_ops = {
.data_entry_p = xfs_dir3_data_entry_p,
.data_unused_p = xfs_dir3_data_unused_p,
.leaf_hdr_size = xfs_dir3_leaf_hdr_size,
.leaf_hdr_size = sizeof(struct xfs_dir3_leaf_hdr),
.leaf_hdr_to_disk = xfs_dir3_leaf_hdr_to_disk,
.leaf_hdr_from_disk = xfs_dir3_leaf_hdr_from_disk,
.leaf_max_ents = xfs_dir3_max_leaf_ents,
.leaf_ents_p = xfs_dir3_leaf_ents_p,
.node_hdr_size = xfs_da3_node_hdr_size,
.node_hdr_size = sizeof(struct xfs_da3_node_hdr),
.node_hdr_to_disk = xfs_da3_node_hdr_to_disk,
.node_hdr_from_disk = xfs_da3_node_hdr_from_disk,
.node_tree_p = xfs_da3_node_tree_p,
.free_hdr_size = xfs_dir3_free_hdr_size,
.free_hdr_size = sizeof(struct xfs_dir3_free_hdr),
.free_hdr_to_disk = xfs_dir3_free_hdr_to_disk,
.free_hdr_from_disk = xfs_dir3_free_hdr_from_disk,
.free_max_bests = xfs_dir3_free_max_bests,
@ -900,14 +838,14 @@ const struct xfs_dir_ops xfs_dir3_ops = {
};
const struct xfs_dir_ops xfs_dir2_nondir_ops = {
.node_hdr_size = xfs_da2_node_hdr_size,
.node_hdr_size = sizeof(struct xfs_da_node_hdr),
.node_hdr_to_disk = xfs_da2_node_hdr_to_disk,
.node_hdr_from_disk = xfs_da2_node_hdr_from_disk,
.node_tree_p = xfs_da2_node_tree_p,
};
const struct xfs_dir_ops xfs_dir3_nondir_ops = {
.node_hdr_size = xfs_da3_node_hdr_size,
.node_hdr_size = sizeof(struct xfs_da3_node_hdr),
.node_hdr_to_disk = xfs_da3_node_hdr_to_disk,
.node_hdr_from_disk = xfs_da3_node_hdr_from_disk,
.node_tree_p = xfs_da3_node_tree_p,

2
fs/xfs/xfs_dir2.c
View File

@ -105,7 +105,7 @@ xfs_dir_mount(
mp->m_dirleafblk = xfs_dir2_db_to_da(mp, XFS_DIR2_LEAF_FIRSTDB(mp));
mp->m_dirfreeblk = xfs_dir2_db_to_da(mp, XFS_DIR2_FREE_FIRSTDB(mp));
nodehdr_size = mp->m_dir_inode_ops->node_hdr_size();
nodehdr_size = mp->m_dir_inode_ops->node_hdr_size;
mp->m_attr_node_ents = (mp->m_sb.sb_blocksize - nodehdr_size) /
(uint)sizeof(xfs_da_node_entry_t);
mp->m_dir_node_ents = (mp->m_dirblksize - nodehdr_size) /

14
fs/xfs/xfs_dir2.h
View File

@ -59,10 +59,10 @@ struct xfs_dir_ops {
struct xfs_dir2_data_free *
(*data_bestfree_p)(struct xfs_dir2_data_hdr *hdr);
xfs_dir2_data_aoff_t (*data_dot_offset)(void);
xfs_dir2_data_aoff_t (*data_dotdot_offset)(void);
xfs_dir2_data_aoff_t (*data_first_offset)(void);
size_t (*data_entry_offset)(void);
xfs_dir2_data_aoff_t data_dot_offset;
xfs_dir2_data_aoff_t data_dotdot_offset;
xfs_dir2_data_aoff_t data_first_offset;
size_t data_entry_offset;
struct xfs_dir2_data_entry *
(*data_dot_entry_p)(struct xfs_dir2_data_hdr *hdr);
@ -75,7 +75,7 @@ struct xfs_dir_ops {
struct xfs_dir2_data_unused *
(*data_unused_p)(struct xfs_dir2_data_hdr *hdr);
int (*leaf_hdr_size)(void);
int leaf_hdr_size;
void (*leaf_hdr_to_disk)(struct xfs_dir2_leaf *to,
struct xfs_dir3_icleaf_hdr *from);
void (*leaf_hdr_from_disk)(struct xfs_dir3_icleaf_hdr *to,
@ -84,7 +84,7 @@ struct xfs_dir_ops {
struct xfs_dir2_leaf_entry *
(*leaf_ents_p)(struct xfs_dir2_leaf *lp);
int (*node_hdr_size)(void);
int node_hdr_size;
void (*node_hdr_to_disk)(struct xfs_da_intnode *to,
struct xfs_da3_icnode_hdr *from);
void (*node_hdr_from_disk)(struct xfs_da3_icnode_hdr *to,
@ -92,7 +92,7 @@ struct xfs_dir_ops {
struct xfs_da_node_entry *
(*node_tree_p)(struct xfs_da_intnode *dap);
int (*free_hdr_size)(void);
int free_hdr_size;
void (*free_hdr_to_disk)(struct xfs_dir2_free *to,
struct xfs_dir3_icfree_hdr *from);
void (*free_hdr_from_disk)(struct xfs_dir3_icfree_hdr *to,

4
fs/xfs/xfs_dir2_block.c
View File

@ -951,7 +951,7 @@ xfs_dir2_leaf_to_block(
while (dp->i_d.di_size > mp->m_dirblksize) {
int hdrsz;
hdrsz = dp->d_ops->data_entry_offset();
hdrsz = dp->d_ops->data_entry_offset;
bestsp = xfs_dir2_leaf_bests_p(ltp);
if (be16_to_cpu(bestsp[be32_to_cpu(ltp->bestcount) - 1]) ==
mp->m_dirblksize - hdrsz) {
@ -1185,7 +1185,7 @@ xfs_dir2_sf_to_block(
blp[1].hashval = cpu_to_be32(xfs_dir_hash_dotdot);
blp[1].address = cpu_to_be32(xfs_dir2_byte_to_dataptr(mp,
(char *)dep - (char *)hdr));
offset = dp->d_ops->data_first_offset();
offset = dp->d_ops->data_first_offset;
/*
* Loop over existing entries, stuff them in.
*/

8
fs/xfs/xfs_dir2_data.c
View File

@ -598,7 +598,7 @@ xfs_dir3_data_init(
hdr->magic = cpu_to_be32(XFS_DIR2_DATA_MAGIC);
bf = dp->d_ops->data_bestfree_p(hdr);
bf[0].offset = cpu_to_be16(dp->d_ops->data_entry_offset());
bf[0].offset = cpu_to_be16(dp->d_ops->data_entry_offset);
for (i = 1; i < XFS_DIR2_DATA_FD_COUNT; i++) {
bf[i].length = 0;
bf[i].offset = 0;
@ -610,7 +610,7 @@ xfs_dir3_data_init(
dup = dp->d_ops->data_unused_p(hdr);
dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
t = mp->m_dirblksize - (uint)dp->d_ops->data_entry_offset();
t = mp->m_dirblksize - (uint)dp->d_ops->data_entry_offset;
bf[0].length = cpu_to_be16(t);
dup->length = cpu_to_be16(t);
*xfs_dir2_data_unused_tag_p(dup) = cpu_to_be16((char *)dup - (char *)hdr);
@ -663,7 +663,7 @@ xfs_dir2_data_log_header(
hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC));
#endif
xfs_trans_log_buf(tp, bp, 0, dp->d_ops->data_entry_offset() - 1);
xfs_trans_log_buf(tp, bp, 0, dp->d_ops->data_entry_offset - 1);
}
/*
@ -742,7 +742,7 @@ xfs_dir2_data_make_free(
* If this isn't the start of the block, then back up to
* the previous entry and see if it's free.
*/
if (offset > dp->d_ops->data_entry_offset()) {
if (offset > dp->d_ops->data_entry_offset) {
__be16 *tagp; /* tag just before us */
tagp = (__be16 *)((char *)hdr + offset) - 1;

6
fs/xfs/xfs_dir2_leaf.c
View File

@ -1116,7 +1116,7 @@ xfs_dir3_leaf_log_header(
leaf->hdr.info.magic == cpu_to_be16(XFS_DIR3_LEAFN_MAGIC));
xfs_trans_log_buf(tp, bp, (uint)((char *)&leaf->hdr - (char *)leaf),
dp->d_ops->leaf_hdr_size() - 1);
dp->d_ops->leaf_hdr_size - 1);
}
/*
@ -1424,7 +1424,7 @@ xfs_dir2_leaf_removename(
* If the data block is now empty then get rid of the data block.
*/
if (be16_to_cpu(bf[0].length) ==
mp->m_dirblksize - dp->d_ops->data_entry_offset()) {
mp->m_dirblksize - dp->d_ops->data_entry_offset) {
ASSERT(db != mp->m_dirdatablk);
if ((error = xfs_dir2_shrink_inode(args, db, dbp))) {
/*
@ -1623,7 +1623,7 @@ xfs_dir2_leaf_trim_data(
ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC) ||
hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC));
ASSERT(be16_to_cpu(bf[0].length) ==
mp->m_dirblksize - dp->d_ops->data_entry_offset());
mp->m_dirblksize - dp->d_ops->data_entry_offset);
ASSERT(db == be32_to_cpu(ltp->bestcount) - 1);
}
#endif

8
fs/xfs/xfs_dir2_node.c
View File

@ -274,7 +274,7 @@ xfs_dir2_free_log_header(
ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC) ||
free->hdr.magic == cpu_to_be32(XFS_DIR3_FREE_MAGIC));
#endif
xfs_trans_log_buf(tp, bp, 0, dp->d_ops->free_hdr_size() - 1);
xfs_trans_log_buf(tp, bp, 0, dp->d_ops->free_hdr_size - 1);
}
/*
@ -1268,7 +1268,7 @@ xfs_dir2_leafn_remove(
* (usually).
*/
if (longest == mp->m_dirblksize -
dp->d_ops->data_entry_offset()) {
dp->d_ops->data_entry_offset) {
/*
* Try to punch out the data block.
*/
@ -1300,7 +1300,7 @@ xfs_dir2_leafn_remove(
* Return indication of whether this leaf block is empty enough
* to justify trying to join it with a neighbor.
*/
*rval = (dp->d_ops->leaf_hdr_size() +
*rval = (dp->d_ops->leaf_hdr_size +
(uint)sizeof(ents[0]) * (leafhdr.count - leafhdr.stale)) <
mp->m_dir_magicpct;
return 0;
@ -1409,7 +1409,7 @@ xfs_dir2_leafn_toosmall(
xfs_dir3_leaf_check(dp, blk->bp);
count = leafhdr.count - leafhdr.stale;
bytes = dp->d_ops->leaf_hdr_size() + count * sizeof(ents[0]);
bytes = dp->d_ops->leaf_hdr_size + count * sizeof(ents[0]);
if (bytes > (state->blocksize >> 1)) {
/*
* Blk over 50%, don't try to join.

6
fs/xfs/xfs_dir2_readdir.c
View File

@ -119,9 +119,9 @@ xfs_dir2_sf_getdents(
* mp->m_dirdatablk.
*/
dot_offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk,
dp->d_ops->data_dot_offset());
dp->d_ops->data_dot_offset);
dotdot_offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk,
dp->d_ops->data_dotdot_offset());
dp->d_ops->data_dotdot_offset);
/*
* Put . entry unless we're starting past it.
@ -584,7 +584,7 @@ xfs_dir2_leaf_getdents(
* Skip past the header.
*/
if (byteoff == 0)
curoff += dp->d_ops->data_entry_offset();
curoff += dp->d_ops->data_entry_offset;
/*
* Skip past entries until we reach our offset.
*/

6
fs/xfs/xfs_dir2_sf.c
View File

@ -473,7 +473,7 @@ xfs_dir2_sf_addname_hard(
* to insert the new entry.
* If it's going to end up at the end then oldsfep will point there.
*/
for (offset = dp->d_ops->data_first_offset(),
for (offset = dp->d_ops->data_first_offset,
oldsfep = xfs_dir2_sf_firstentry(oldsfp),
add_datasize = dp->d_ops->data_entsize(args->namelen),
eof = (char *)oldsfep == &buf[old_isize];
@ -556,7 +556,7 @@ xfs_dir2_sf_addname_pick(
sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data;
size = dp->d_ops->data_entsize(args->namelen);
offset = dp->d_ops->data_first_offset();
offset = dp->d_ops->data_first_offset;
sfep = xfs_dir2_sf_firstentry(sfp);
holefit = 0;
/*
@ -629,7 +629,7 @@ xfs_dir2_sf_check(
mp = dp->i_mount;
sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data;
offset = dp->d_ops->data_first_offset();
offset = dp->d_ops->data_first_offset;
ino = dp->d_ops->sf_get_parent_ino(sfp);
i8count = ino > XFS_DIR2_MAX_SHORT_INUM;