[PATCH 08/16] xfs: convert m_dirblkfsbs to xfs_da_geometry

Dave Chinner
2014-05-23T00:08:03Z

From: Dave Chinner <dchinner@redhat.com>

Signed-off-by: Dave Chinner <dchinner@redhat.com>
---
fs/xfs/xfs_bmap.c | 3 ++-
fs/xfs/xfs_da_btree.c | 24 ++++++++----------------
fs/xfs/xfs_dir2.c | 5 ++---
fs/xfs/xfs_dir2_leaf.c | 4 ++--
fs/xfs/xfs_dir2_readdir.c | 16 ++++++++--------
fs/xfs/xfs_mount.h | 1 -
fs/xfs/xfs_symlink.c | 1 +
fs/xfs/xfs_trans_resv.c | 1 +
fs/xfs/xfs_trans_space.h | 5 +++--
9 files changed, 27 insertions(+), 33 deletions(-)

diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index 1ff0da6..96175df 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -1098,10 +1098,11 @@ xfs_bmap_add_attrfork_local(

if (S_ISDIR(ip->i_d.di_mode)) {
memset(&dargs, 0, sizeof(dargs));
+ dargs.geo = ip->i_mount->m_dir_geo;
dargs.dp = ip;
dargs.firstblock = firstblock;
dargs.flist = flist;
- dargs.total = ip->i_mount->m_dirblkfsbs;
+ dargs.total = dargs.geo->fsbcount;
dargs.whichfork = XFS_DATA_FORK;
dargs.trans = tp;
return xfs_dir2_sf_to_block(&dargs);
diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 8621202..4d0a1e8 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -2090,20 +2090,12 @@ xfs_da_grow_inode(
xfs_dablk_t *new_blkno)
{
xfs_fileoff_t bno;
- int count;
int error;

trace_xfs_da_grow_inode(args);

- if (args->whichfork == XFS_DATA_FORK) {
- bno = args->geo->leafblk;
- count = args->dp->i_mount->m_dirblkfsbs;
- } else {
- bno = 0;
- count = 1;
- }
-
- error = xfs_da_grow_inode_int(args, &bno, count);
+ bno = args->geo->leafblk;
+ error = xfs_da_grow_inode_int(args, &bno, args->geo->fsbcount);
if (!error)
*new_blkno = (xfs_dablk_t)bno;
return error;
@@ -2170,7 +2162,7 @@ xfs_da3_swap_lastblock(
/*
* Read the last block in the btree space.
*/
- last_blkno = (xfs_dablk_t)lastoff - mp->m_dirblkfsbs;
+ last_blkno = (xfs_dablk_t)lastoff - args->geo->fsbcount;
error = xfs_da3_node_read(tp, dp, last_blkno, -1, &last_buf, w);
if (error)
return error;
@@ -2357,10 +2349,7 @@ xfs_da_shrink_inode(
w = args->whichfork;
tp = args->trans;
mp = dp->i_mount;
- if (w == XFS_DATA_FORK)
- count = mp->m_dirblkfsbs;
- else
- count = 1;
+ count = args->geo->fsbcount;
for (;;) {
/*
* Remove extents. If we get ENOSPC for a dir we have to move
@@ -2479,7 +2468,10 @@ xfs_dabuf_map(
ASSERT(map && *map);
ASSERT(*nmaps == 1);

- nfsb = (whichfork == XFS_DATA_FORK) ? mp->m_dirblkfsbs : 1;
+ if (whichfork == XFS_DATA_FORK)
+ nfsb = mp->m_dir_geo->fsbcount;
+ else
+ nfsb = mp->m_attr_geo->fsbcount;

/*
* Caller doesn't have a mapping. -2 means don't complain
diff --git a/fs/xfs/xfs_dir2.c b/fs/xfs/xfs_dir2.c
index fc09a11..200c9c4 100644
--- a/fs/xfs/xfs_dir2.c
+++ b/fs/xfs/xfs_dir2.c
@@ -146,7 +146,6 @@ xfs_da_mount(

/* XXX: these are to be removed as code is converted to use geo */
mp->m_dirblksize = mp->m_dir_geo->blksize;
- mp->m_dirblkfsbs = mp->m_dir_geo->fsbcount;
mp->m_dir_node_ents = mp->m_dir_geo->node_ents;
mp->m_dir_magicpct = mp->m_dir_geo->magicpct;
mp->m_attr_node_ents = mp->m_attr_geo->node_ents;
@@ -620,7 +619,7 @@ xfs_dir2_grow_inode(
* Set lowest possible block in the space requested.
*/
bno = XFS_B_TO_FSBT(mp, space * XFS_DIR2_SPACE_SIZE);
- count = mp->m_dirblkfsbs;
+ count = args->geo->fsbcount;

error = xfs_da_grow_inode_int(args, &bno, count);
if (error)
@@ -711,7 +710,7 @@ xfs_dir2_shrink_inode(
/*
* Unmap the fsblock(s).
*/
- if ((error = xfs_bunmapi(tp, dp, da, mp->m_dirblkfsbs,
+ if ((error = xfs_bunmapi(tp, dp, da, args->geo->fsbcount,
XFS_BMAPI_METADATA, 0, args->firstblock, args->flist,
&done))) {
/*
diff --git a/fs/xfs/xfs_dir2_leaf.c b/fs/xfs/xfs_dir2_leaf.c
index 3eb8b24..a1f1310 100644
--- a/fs/xfs/xfs_dir2_leaf.c
+++ b/fs/xfs/xfs_dir2_leaf.c
@@ -1715,7 +1715,7 @@ xfs_dir2_node_to_leaf(
if ((error = xfs_bmap_last_offset(dp, &fo, XFS_DATA_FORK))) {
return error;
}
- fo -= mp->m_dirblkfsbs;
+ fo -= args->geo->fsbcount;
/*
* If there are freespace blocks other than the first one,
* take this opportunity to remove trailing empty freespace blocks
@@ -1727,7 +1727,7 @@ xfs_dir2_node_to_leaf(
return error;
}
if (rval)
- fo -= mp->m_dirblkfsbs;
+ fo -= args->geo->fsbcount;
else
return 0;
}
diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c
index 0c8c09c..8cb5340 100644
--- a/fs/xfs/xfs_dir2_readdir.c
+++ b/fs/xfs/xfs_dir2_readdir.c
@@ -314,12 +314,12 @@ xfs_dir2_leaf_readbuf(
if (bp) {
xfs_trans_brelse(NULL, bp);
bp = NULL;
- mip->map_blocks -= mp->m_dirblkfsbs;
+ mip->map_blocks -= geo->fsbcount;
/*
* Loop to get rid of the extents for the
* directory block.
*/
- for (i = mp->m_dirblkfsbs; i > 0; ) {
+ for (i = geo->fsbcount; i > 0; ) {
j = min_t(int, map->br_blockcount, i);
map->br_blockcount -= j;
map->br_startblock += j;
@@ -410,7 +410,7 @@ xfs_dir2_leaf_readbuf(
*/
mip->curdb = xfs_dir2_da_to_db(geo, map->br_startoff);
error = xfs_dir3_data_read(NULL, dp, map->br_startoff,
- map->br_blockcount >= mp->m_dirblkfsbs ?
+ map->br_blockcount >= geo->fsbcount ?
XFS_FSB_TO_DADDR(mp, map->br_startblock) : -1, &bp);

/*
@@ -424,7 +424,7 @@ xfs_dir2_leaf_readbuf(
* was previously ra.
*/
if (mip->ra_current)
- mip->ra_current -= mp->m_dirblkfsbs;
+ mip->ra_current -= geo->fsbcount;

/*
* Do we need more readahead?
@@ -432,13 +432,13 @@ xfs_dir2_leaf_readbuf(
blk_start_plug(&plug);
for (mip->ra_index = mip->ra_offset = i = 0;
mip->ra_want > mip->ra_current && i < mip->map_blocks;
- i += mp->m_dirblkfsbs) {
+ i += geo->fsbcount) {
ASSERT(mip->ra_index < mip->map_valid);
/*
* Read-ahead a contiguous directory block.
*/
if (i > mip->ra_current &&
- map[mip->ra_index].br_blockcount >= mp->m_dirblkfsbs) {
+ map[mip->ra_index].br_blockcount >= geo->fsbcount) {
xfs_dir3_data_readahead(dp,
map[mip->ra_index].br_startoff + mip->ra_offset,
XFS_FSB_TO_DADDR(mp,
@@ -461,12 +461,12 @@ xfs_dir2_leaf_readbuf(
/*
* Advance offset through the mapping table.
*/
- for (j = 0; j < mp->m_dirblkfsbs; j += length ) {
+ for (j = 0; j < geo->fsbcount; j += length ) {
/*
* The rest of this extent but not more than a dir
* block.
*/
- length = min_t(int, mp->m_dirblkfsbs,
+ length = min_t(int, geo->fsbcount,
map[mip->ra_index].br_blockcount -
mip->ra_offset);
mip->ra_offset += length;
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 264e210..275fed3 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -155,7 +155,6 @@ typedef struct xfs_mount {
const struct xfs_dir_ops *m_dir_inode_ops; /* vector of dir inode ops */
const struct xfs_dir_ops *m_nondir_inode_ops; /* !dir inode ops */
int m_dirblksize; /* directory block sz--bytes */
- int m_dirblkfsbs; /* directory block sz--fsbs */
uint m_chsize; /* size of next field */
atomic_t m_active_trans; /* number trans frozen */
#ifdef HAVE_PERCPU_SB
diff --git a/fs/xfs/xfs_symlink.c b/fs/xfs/xfs_symlink.c
index 0816b40..d69363c 100644
--- a/fs/xfs/xfs_symlink.c
+++ b/fs/xfs/xfs_symlink.c
@@ -27,6 +27,7 @@
#include "xfs_ag.h"
#include "xfs_mount.h"
#include "xfs_da_format.h"
+#include "xfs_da_btree.h"
#include "xfs_dir2.h"
#include "xfs_inode.h"
#include "xfs_ialloc.h"
diff --git a/fs/xfs/xfs_trans_resv.c b/fs/xfs/xfs_trans_resv.c
index 52b6c3e..63a42a1 100644
--- a/fs/xfs/xfs_trans_resv.c
+++ b/fs/xfs/xfs_trans_resv.c
@@ -26,6 +26,7 @@
#include "xfs_ag.h"
#include "xfs_mount.h"
#include "xfs_da_format.h"
+#include "xfs_da_btree.h"
#include "xfs_inode.h"
#include "xfs_bmap_btree.h"
#include "xfs_ialloc.h"
diff --git a/fs/xfs/xfs_trans_space.h b/fs/xfs/xfs_trans_space.h
index df4c1f8..bf9c457 100644
--- a/fs/xfs/xfs_trans_space.h
+++ b/fs/xfs/xfs_trans_space.h
@@ -28,7 +28,8 @@
(((b + XFS_MAX_CONTIG_EXTENTS_PER_BLOCK(mp) - 1) / \
XFS_MAX_CONTIG_EXTENTS_PER_BLOCK(mp)) * \
XFS_EXTENTADD_SPACE_RES(mp,w))
-#define XFS_DAENTER_1B(mp,w) ((w) == XFS_DATA_FORK ? (mp)->m_dirblkfsbs : 1)
+#define XFS_DAENTER_1B(mp,w) \
+ ((w) == XFS_DATA_FORK ? (mp)->m_dir_geo->fsbcount : 1)
#define XFS_DAENTER_DBS(mp,w) \
(XFS_DA_NODE_MAXDEPTH + (((w) == XFS_DATA_FORK) ? 2 : 0))
#define XFS_DAENTER_BLOCKS(mp,w) \
@@ -55,7 +56,7 @@
* Space reservation values for various transactions.
*/
#define XFS_ADDAFORK_SPACE_RES(mp) \
- ((mp)->m_dirblkfsbs + XFS_DAENTER_BMAP1B(mp, XFS_DATA_FORK))
+ ((mp)->m_dir_geo->fsbcount + XFS_DAENTER_BMAP1B(mp, XFS_DATA_FORK))
#define XFS_ATTRRM_SPACE_RES(mp) \
XFS_DAREMOVE_SPACE_RES(mp, XFS_ATTR_FORK)
/* This macro is not used - see inline code in xfs_attr_set */
--
1.9.0