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xfs: move the dir2 leaf header size to struct xfs_da_geometry

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Move the leaf header size towards our structure for dir/attr geometry
parameters.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Christoph Hellwig 2019-11-08 14:57:51 -08:00 committed by Darrick J. Wong
parent 787b0893ad
commit 545910bcc8
6 changed files with 9 additions and 9 deletions
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1
fs/xfs/libxfs/xfs_da_btree.h
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@ -26,6 +26,7 @@ struct xfs_da_geometry {
unsigned int node_ents; /* # of entries in a danode */
unsigned int magicpct; /* 37% of block size in bytes */
xfs_dablk_t datablk; /* blockno of dir data v2 */
unsigned int leaf_hdr_size; /* dir2 leaf header size */
xfs_dablk_t leafblk; /* blockno of leaf data v2 */
xfs_dablk_t freeblk; /* blockno of free data v2 */
};

3
fs/xfs/libxfs/xfs_da_format.c
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@ -570,7 +570,6 @@ static 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 = sizeof(struct xfs_dir2_leaf_hdr),
.leaf_max_ents = xfs_dir2_max_leaf_ents,
.free_hdr_size = sizeof(struct xfs_dir2_free_hdr),
@ -612,7 +611,6 @@ static 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 = sizeof(struct xfs_dir2_leaf_hdr),
.leaf_max_ents = xfs_dir2_max_leaf_ents,
.free_hdr_size = sizeof(struct xfs_dir2_free_hdr),
@ -654,7 +652,6 @@ static 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 = sizeof(struct xfs_dir3_leaf_hdr),
.leaf_max_ents = xfs_dir3_max_leaf_ents,
.free_hdr_size = sizeof(struct xfs_dir3_free_hdr),

7
fs/xfs/libxfs/xfs_dir2.c
View File

@ -122,10 +122,13 @@ xfs_da_mount(
dageo->fsblog = mp->m_sb.sb_blocklog;
dageo->blksize = xfs_dir2_dirblock_bytes(&mp->m_sb);
dageo->fsbcount = 1 << mp->m_sb.sb_dirblklog;
if (xfs_sb_version_hascrc(&mp->m_sb))
if (xfs_sb_version_hascrc(&mp->m_sb)) {
dageo->node_hdr_size = sizeof(struct xfs_da3_node_hdr);
else
dageo->leaf_hdr_size = sizeof(struct xfs_dir3_leaf_hdr);
} else {
dageo->node_hdr_size = sizeof(struct xfs_da_node_hdr);
dageo->leaf_hdr_size = sizeof(struct xfs_dir2_leaf_hdr);
}
/*
* Now we've set up the block conversion variables, we can calculate the

1
fs/xfs/libxfs/xfs_dir2.h
View File

@ -72,7 +72,6 @@ struct xfs_dir_ops {
struct xfs_dir2_data_unused *
(*data_unused_p)(struct xfs_dir2_data_hdr *hdr);
int leaf_hdr_size;
int (*leaf_max_ents)(struct xfs_da_geometry *geo);
int free_hdr_size;

2
fs/xfs/libxfs/xfs_dir2_leaf.c
View File

@ -1132,7 +1132,7 @@ xfs_dir3_leaf_log_header(
xfs_trans_log_buf(args->trans, bp,
(uint)((char *)&leaf->hdr - (char *)leaf),
args->dp->d_ops->leaf_hdr_size - 1);
args->geo->leaf_hdr_size - 1);
}
/*

4
fs/xfs/libxfs/xfs_dir2_node.c
View File

@ -1340,7 +1340,7 @@ 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 = (args->geo->leaf_hdr_size +
(uint)sizeof(leafhdr.ents) * (leafhdr.count - leafhdr.stale)) <
args->geo->magicpct;
return 0;
@ -1446,7 +1446,7 @@ 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 = state->args->geo->leaf_hdr_size + count * sizeof(ents[0]);
if (bytes > (state->args->geo->blksize >> 1)) {
/*
* Blk over 50%, don't try to join.