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authorDave Chinner <dchinner@redhat.com>2014-06-06 07:07:53 +0200
committerDave Chinner <david@fromorbit.com>2014-06-06 07:07:53 +0200
commit2998ab1d450a526a9a3a6292f91239b4fc209db0 (patch)
tree93a2760e30b8801445d624ae776f2c0fb246ae72 /fs/xfs
parentxfs: convert dir byte/off conversion to xfs_da_geometry (diff)
downloadlinux-2998ab1d450a526a9a3a6292f91239b4fc209db0.tar.xz
linux-2998ab1d450a526a9a3a6292f91239b4fc209db0.zip
xfs: convert directory dablk conversion to xfs_da_geometry
Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs')
-rw-r--r--fs/xfs/xfs_dir2.c4
-rw-r--r--fs/xfs/xfs_dir2_data.c4
-rw-r--r--fs/xfs/xfs_dir2_leaf.c21
-rw-r--r--fs/xfs/xfs_dir2_node.c41
-rw-r--r--fs/xfs/xfs_dir2_priv.h15
-rw-r--r--fs/xfs/xfs_dir2_readdir.c6
6 files changed, 48 insertions, 43 deletions
diff --git a/fs/xfs/xfs_dir2.c b/fs/xfs/xfs_dir2.c
index 2047ef1ce8d2..9a2f5532fd9f 100644
--- a/fs/xfs/xfs_dir2.c
+++ b/fs/xfs/xfs_dir2.c
@@ -632,7 +632,7 @@ xfs_dir2_grow_inode(
if (error)
return error;
- *dbp = xfs_dir2_da_to_db(mp, (xfs_dablk_t)bno);
+ *dbp = xfs_dir2_da_to_db(args->geo, (xfs_dablk_t)bno);
/*
* Update file's size if this is the data space and it grew.
@@ -713,7 +713,7 @@ xfs_dir2_shrink_inode(
dp = args->dp;
mp = dp->i_mount;
tp = args->trans;
- da = xfs_dir2_db_to_da(mp, db);
+ da = xfs_dir2_db_to_da(args->geo, db);
/*
* Unmap the fsblock(s).
*/
diff --git a/fs/xfs/xfs_dir2_data.c b/fs/xfs/xfs_dir2_data.c
index bae8b5b8d1c2..890c94033c3f 100644
--- a/fs/xfs/xfs_dir2_data.c
+++ b/fs/xfs/xfs_dir2_data.c
@@ -584,8 +584,8 @@ xfs_dir3_data_init(
/*
* Get the buffer set up for the block.
*/
- error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(mp, blkno), -1, &bp,
- XFS_DATA_FORK);
+ error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(args->geo, blkno),
+ -1, &bp, XFS_DATA_FORK);
if (error)
return error;
bp->b_ops = &xfs_dir3_data_buf_ops;
diff --git a/fs/xfs/xfs_dir2_leaf.c b/fs/xfs/xfs_dir2_leaf.c
index dc4ef19365b8..046ba4a09eaa 100644
--- a/fs/xfs/xfs_dir2_leaf.c
+++ b/fs/xfs/xfs_dir2_leaf.c
@@ -350,8 +350,8 @@ xfs_dir3_leaf_get_buf(
ASSERT(bno >= xfs_dir2_byte_to_db(mp, XFS_DIR2_LEAF_OFFSET) &&
bno < xfs_dir2_byte_to_db(mp, XFS_DIR2_FREE_OFFSET));
- error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(mp, bno), -1, &bp,
- XFS_DATA_FORK);
+ error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(args->geo, bno),
+ -1, &bp, XFS_DATA_FORK);
if (error)
return error;
@@ -403,7 +403,7 @@ xfs_dir2_block_to_leaf(
if ((error = xfs_da_grow_inode(args, &blkno))) {
return error;
}
- ldb = xfs_dir2_da_to_db(mp, blkno);
+ ldb = xfs_dir2_da_to_db(args->geo, blkno);
ASSERT(ldb == xfs_dir2_byte_to_db(mp, XFS_DIR2_LEAF_OFFSET));
/*
* Initialize the leaf block, get a buffer for it.
@@ -828,8 +828,8 @@ xfs_dir2_leaf_addname(
* Just read that one in.
*/
error = xfs_dir3_data_read(tp, dp,
- xfs_dir2_db_to_da(mp, use_block),
- -1, &dbp);
+ xfs_dir2_db_to_da(args->geo, use_block),
+ -1, &dbp);
if (error) {
xfs_trans_brelse(tp, lbp);
return error;
@@ -1269,8 +1269,8 @@ xfs_dir2_leaf_lookup_int(
if (dbp)
xfs_trans_brelse(tp, dbp);
error = xfs_dir3_data_read(tp, dp,
- xfs_dir2_db_to_da(mp, newdb),
- -1, &dbp);
+ xfs_dir2_db_to_da(args->geo, newdb),
+ -1, &dbp);
if (error) {
xfs_trans_brelse(tp, lbp);
return error;
@@ -1310,8 +1310,8 @@ xfs_dir2_leaf_lookup_int(
if (cidb != curdb) {
xfs_trans_brelse(tp, dbp);
error = xfs_dir3_data_read(tp, dp,
- xfs_dir2_db_to_da(mp, cidb),
- -1, &dbp);
+ xfs_dir2_db_to_da(args->geo, cidb),
+ -1, &dbp);
if (error) {
xfs_trans_brelse(tp, lbp);
return error;
@@ -1609,7 +1609,8 @@ xfs_dir2_leaf_trim_data(
/*
* Read the offending data block. We need its buffer.
*/
- error = xfs_dir3_data_read(tp, dp, xfs_dir2_db_to_da(mp, db), -1, &dbp);
+ error = xfs_dir3_data_read(tp, dp, xfs_dir2_db_to_da(args->geo, db),
+ -1, &dbp);
if (error)
return error;
diff --git a/fs/xfs/xfs_dir2_node.c b/fs/xfs/xfs_dir2_node.c
index 1bcaaa0ffdbd..3b70d56f4e58 100644
--- a/fs/xfs/xfs_dir2_node.c
+++ b/fs/xfs/xfs_dir2_node.c
@@ -195,17 +195,18 @@ xfs_dir2_free_try_read(
static int
xfs_dir3_free_get_buf(
- struct xfs_trans *tp,
- struct xfs_inode *dp,
+ xfs_da_args_t *args,
xfs_dir2_db_t fbno,
struct xfs_buf **bpp)
{
+ struct xfs_trans *tp = args->trans;
+ struct xfs_inode *dp = args->dp;
struct xfs_mount *mp = dp->i_mount;
struct xfs_buf *bp;
int error;
struct xfs_dir3_icfree_hdr hdr;
- error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(mp, fbno),
+ error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(args->geo, fbno),
-1, &bp, XFS_DATA_FORK);
if (error)
return error;
@@ -319,7 +320,7 @@ xfs_dir2_leaf_to_node(
/*
* Get the buffer for the new freespace block.
*/
- error = xfs_dir3_free_get_buf(tp, dp, fdb, &fbp);
+ error = xfs_dir3_free_get_buf(args, fdb, &fbp);
if (error)
return error;
@@ -605,7 +606,8 @@ xfs_dir2_leafn_lookup_for_addname(
xfs_trans_brelse(tp, curbp);
error = xfs_dir2_free_read(tp, dp,
- xfs_dir2_db_to_da(mp, newfdb),
+ xfs_dir2_db_to_da(args->geo,
+ newfdb),
&curbp);
if (error)
return error;
@@ -746,7 +748,8 @@ xfs_dir2_leafn_lookup_for_entry(
curbp = state->extrablk.bp;
} else {
error = xfs_dir3_data_read(tp, dp,
- xfs_dir2_db_to_da(mp, newdb),
+ xfs_dir2_db_to_da(args->geo,
+ newdb),
-1, &curbp);
if (error)
return error;
@@ -1246,7 +1249,8 @@ xfs_dir2_leafn_remove(
* read in the free block.
*/
fdb = dp->d_ops->db_to_fdb(mp, db);
- error = xfs_dir2_free_read(tp, dp, xfs_dir2_db_to_da(mp, fdb),
+ error = xfs_dir2_free_read(tp, dp,
+ xfs_dir2_db_to_da(args->geo, fdb),
&fbp);
if (error)
return error;
@@ -1336,7 +1340,7 @@ xfs_dir2_leafn_split(
/*
* Initialize the new leaf block.
*/
- error = xfs_dir3_leaf_get_buf(args, xfs_dir2_da_to_db(mp, blkno),
+ error = xfs_dir3_leaf_get_buf(args, xfs_dir2_da_to_db(args->geo, blkno),
&newblk->bp, XFS_DIR2_LEAFN_MAGIC);
if (error)
return error;
@@ -1729,7 +1733,7 @@ xfs_dir2_node_addname_int(
if ((error = xfs_bmap_last_offset(dp, &fo, XFS_DATA_FORK)))
return error;
- lastfbno = xfs_dir2_da_to_db(mp, (xfs_dablk_t)fo);
+ lastfbno = xfs_dir2_da_to_db(args->geo, (xfs_dablk_t)fo);
fbno = ifbno;
}
/*
@@ -1766,8 +1770,8 @@ xfs_dir2_node_addname_int(
* to avoid it.
*/
error = xfs_dir2_free_try_read(tp, dp,
- xfs_dir2_db_to_da(mp, fbno),
- &fbp);
+ xfs_dir2_db_to_da(args->geo, fbno),
+ &fbp);
if (error)
return error;
if (!fbp)
@@ -1837,8 +1841,8 @@ xfs_dir2_node_addname_int(
*/
fbno = dp->d_ops->db_to_fdb(mp, dbno);
error = xfs_dir2_free_try_read(tp, dp,
- xfs_dir2_db_to_da(mp, fbno),
- &fbp);
+ xfs_dir2_db_to_da(args->geo, fbno),
+ &fbp);
if (error)
return error;
@@ -1878,7 +1882,7 @@ xfs_dir2_node_addname_int(
/*
* Get a buffer for the new block.
*/
- error = xfs_dir3_free_get_buf(tp, dp, fbno, &fbp);
+ error = xfs_dir3_free_get_buf(args, fbno, &fbp);
if (error)
return error;
free = fbp->b_addr;
@@ -1946,7 +1950,8 @@ xfs_dir2_node_addname_int(
/*
* Read the data block in.
*/
- error = xfs_dir3_data_read(tp, dp, xfs_dir2_db_to_da(mp, dbno),
+ error = xfs_dir3_data_read(tp, dp,
+ xfs_dir2_db_to_da(args->geo, dbno),
-1, &dbp);
if (error)
return error;
@@ -2265,9 +2270,9 @@ xfs_dir2_node_trim_free(
/*
* Blow the block away.
*/
- if ((error =
- xfs_dir2_shrink_inode(args, xfs_dir2_da_to_db(mp, (xfs_dablk_t)fo),
- bp))) {
+ error = xfs_dir2_shrink_inode(args,
+ xfs_dir2_da_to_db(args->geo, (xfs_dablk_t)fo), bp);
+ if (error) {
/*
* Can't fail with ENOSPC since that only happens with no
* space reservation, when breaking up an extent into two
diff --git a/fs/xfs/xfs_dir2_priv.h b/fs/xfs/xfs_dir2_priv.h
index 683828942de1..18e3086bf933 100644
--- a/fs/xfs/xfs_dir2_priv.h
+++ b/fs/xfs/xfs_dir2_priv.h
@@ -95,9 +95,9 @@ xfs_dir2_db_off_to_byte(struct xfs_da_geometry *geo, xfs_dir2_db_t db,
* Convert block (DB) to block (dablk)
*/
static inline xfs_dablk_t
-xfs_dir2_db_to_da(struct xfs_mount *mp, xfs_dir2_db_t db)
+xfs_dir2_db_to_da(struct xfs_da_geometry *geo, xfs_dir2_db_t db)
{
- return (xfs_dablk_t)(db << mp->m_sb.sb_dirblklog);
+ return (xfs_dablk_t)(db << (geo->blklog - geo->fsblog));
}
/*
@@ -106,7 +106,7 @@ xfs_dir2_db_to_da(struct xfs_mount *mp, xfs_dir2_db_t db)
static inline xfs_dablk_t
xfs_dir2_byte_to_da(struct xfs_mount *mp, xfs_dir2_off_t by)
{
- return xfs_dir2_db_to_da(mp, xfs_dir2_byte_to_db(mp, by));
+ return xfs_dir2_db_to_da(mp->m_dir_geo, xfs_dir2_byte_to_db(mp, by));
}
/*
@@ -124,19 +124,18 @@ xfs_dir2_db_off_to_dataptr(struct xfs_mount *mp, xfs_dir2_db_t db,
* Convert block (dablk) to block (DB)
*/
static inline xfs_dir2_db_t
-xfs_dir2_da_to_db(struct xfs_mount *mp, xfs_dablk_t da)
+xfs_dir2_da_to_db(struct xfs_da_geometry *geo, xfs_dablk_t da)
{
- return (xfs_dir2_db_t)(da >> mp->m_sb.sb_dirblklog);
+ return (xfs_dir2_db_t)(da >> (geo->blklog - geo->fsblog));
}
/*
* Convert block (dablk) to byte offset in space
*/
static inline xfs_dir2_off_t
-xfs_dir2_da_to_byte(struct xfs_mount *mp, xfs_dablk_t da)
+xfs_dir2_da_to_byte(struct xfs_da_geometry *geo, xfs_dablk_t da)
{
- return xfs_dir2_db_off_to_byte(mp->m_dir_geo,
- xfs_dir2_da_to_db(mp, da), 0);
+ return xfs_dir2_db_off_to_byte(geo, xfs_dir2_da_to_db(geo, da), 0);
}
/*
diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c
index ec912c8f1891..57e92475cb86 100644
--- a/fs/xfs/xfs_dir2_readdir.c
+++ b/fs/xfs/xfs_dir2_readdir.c
@@ -396,14 +396,14 @@ xfs_dir2_leaf_readbuf(
* No valid mappings, so no more data blocks.
*/
if (!mip->map_valid) {
- *curoff = xfs_dir2_da_to_byte(mp, mip->map_off);
+ *curoff = xfs_dir2_da_to_byte(mp->m_dir_geo, mip->map_off);
goto out;
}
/*
* Read the directory block starting at the first mapping.
*/
- mip->curdb = xfs_dir2_da_to_db(mp, map->br_startoff);
+ mip->curdb = xfs_dir2_da_to_db(mp->m_dir_geo, map->br_startoff);
error = xfs_dir3_data_read(NULL, dp, map->br_startoff,
map->br_blockcount >= mp->m_dirblkfsbs ?
XFS_FSB_TO_DADDR(mp, map->br_startblock) : -1, &bp);
@@ -536,7 +536,7 @@ xfs_dir2_leaf_getdents(
* Force this conversion through db so we truncate the offset
* down to get the start of the data block.
*/
- map_info->map_off = xfs_dir2_db_to_da(mp,
+ map_info->map_off = xfs_dir2_db_to_da(mp->m_dir_geo,
xfs_dir2_byte_to_db(mp, curoff));
/*