*/
#include "xfs.h"
#include "xfs_fs.h"
-#include "xfs_types.h"
-#include "xfs_bit.h"
-#include "xfs_log.h"
-#include "xfs_trans.h"
+#include "xfs_format.h"
+#include "xfs_log_format.h"
+#include "xfs_trans_resv.h"
#include "xfs_sb.h"
#include "xfs_ag.h"
#include "xfs_mount.h"
+#include "xfs_da_format.h"
#include "xfs_da_btree.h"
-#include "xfs_bmap_btree.h"
-#include "xfs_dinode.h"
#include "xfs_inode.h"
#include "xfs_bmap.h"
-#include "xfs_dir2_format.h"
#include "xfs_dir2.h"
#include "xfs_dir2_priv.h"
#include "xfs_error.h"
#include "xfs_trace.h"
+#include "xfs_trans.h"
#include "xfs_buf_item.h"
#include "xfs_cksum.h"
* Pop an assert if something is wrong.
*/
#ifdef DEBUG
-#define xfs_dir3_leaf_check(mp, bp) \
+#define xfs_dir3_leaf_check(dp, bp) \
do { \
- if (!xfs_dir3_leaf1_check((mp), (bp))) \
+ if (!xfs_dir3_leaf1_check((dp), (bp))) \
ASSERT(0); \
} while (0);
STATIC bool
xfs_dir3_leaf1_check(
- struct xfs_mount *mp,
+ struct xfs_inode *dp,
struct xfs_buf *bp)
{
struct xfs_dir2_leaf *leaf = bp->b_addr;
struct xfs_dir3_icleaf_hdr leafhdr;
- xfs_dir3_leaf_hdr_from_disk(&leafhdr, leaf);
+ dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
if (leafhdr.magic == XFS_DIR3_LEAF1_MAGIC) {
struct xfs_dir3_leaf_hdr *leaf3 = bp->b_addr;
} else if (leafhdr.magic != XFS_DIR2_LEAF1_MAGIC)
return false;
- return xfs_dir3_leaf_check_int(mp, &leafhdr, leaf);
+ return xfs_dir3_leaf_check_int(dp->i_mount, dp, &leafhdr, leaf);
}
#else
-#define xfs_dir3_leaf_check(mp, bp)
+#define xfs_dir3_leaf_check(dp, bp)
#endif
-void
-xfs_dir3_leaf_hdr_from_disk(
- struct xfs_dir3_icleaf_hdr *to,
- struct xfs_dir2_leaf *from)
-{
- if (from->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAF1_MAGIC) ||
- from->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)) {
- to->forw = be32_to_cpu(from->hdr.info.forw);
- to->back = be32_to_cpu(from->hdr.info.back);
- to->magic = be16_to_cpu(from->hdr.info.magic);
- to->count = be16_to_cpu(from->hdr.count);
- to->stale = be16_to_cpu(from->hdr.stale);
- } else {
- struct xfs_dir3_leaf_hdr *hdr3 = (struct xfs_dir3_leaf_hdr *)from;
-
- to->forw = be32_to_cpu(hdr3->info.hdr.forw);
- to->back = be32_to_cpu(hdr3->info.hdr.back);
- to->magic = be16_to_cpu(hdr3->info.hdr.magic);
- to->count = be16_to_cpu(hdr3->count);
- to->stale = be16_to_cpu(hdr3->stale);
- }
-
- ASSERT(to->magic == XFS_DIR2_LEAF1_MAGIC ||
- to->magic == XFS_DIR3_LEAF1_MAGIC ||
- to->magic == XFS_DIR2_LEAFN_MAGIC ||
- to->magic == XFS_DIR3_LEAFN_MAGIC);
-}
-
-void
-xfs_dir3_leaf_hdr_to_disk(
- struct xfs_dir2_leaf *to,
- struct xfs_dir3_icleaf_hdr *from)
-{
- ASSERT(from->magic == XFS_DIR2_LEAF1_MAGIC ||
- from->magic == XFS_DIR3_LEAF1_MAGIC ||
- from->magic == XFS_DIR2_LEAFN_MAGIC ||
- from->magic == XFS_DIR3_LEAFN_MAGIC);
-
- if (from->magic == XFS_DIR2_LEAF1_MAGIC ||
- from->magic == XFS_DIR2_LEAFN_MAGIC) {
- to->hdr.info.forw = cpu_to_be32(from->forw);
- to->hdr.info.back = cpu_to_be32(from->back);
- to->hdr.info.magic = cpu_to_be16(from->magic);
- to->hdr.count = cpu_to_be16(from->count);
- to->hdr.stale = cpu_to_be16(from->stale);
- } else {
- struct xfs_dir3_leaf_hdr *hdr3 = (struct xfs_dir3_leaf_hdr *)to;
-
- hdr3->info.hdr.forw = cpu_to_be32(from->forw);
- hdr3->info.hdr.back = cpu_to_be32(from->back);
- hdr3->info.hdr.magic = cpu_to_be16(from->magic);
- hdr3->count = cpu_to_be16(from->count);
- hdr3->stale = cpu_to_be16(from->stale);
- }
-}
-
bool
xfs_dir3_leaf_check_int(
struct xfs_mount *mp,
+ struct xfs_inode *dp,
struct xfs_dir3_icleaf_hdr *hdr,
struct xfs_dir2_leaf *leaf)
{
xfs_dir2_leaf_tail_t *ltp;
int stale;
int i;
+ const struct xfs_dir_ops *ops;
+ struct xfs_dir3_icleaf_hdr leafhdr;
- ents = xfs_dir3_leaf_ents_p(leaf);
+ /*
+ * we can be passed a null dp here from a verifier, so we need to go the
+ * hard way to get them.
+ */
+ ops = xfs_dir_get_ops(mp, dp);
+
+ if (!hdr) {
+ ops->leaf_hdr_from_disk(&leafhdr, leaf);
+ hdr = &leafhdr;
+ }
+
+ ents = ops->leaf_ents_p(leaf);
ltp = xfs_dir2_leaf_tail_p(mp, leaf);
/*
* Should factor in the size of the bests table as well.
* We can deduce a value for that from di_size.
*/
- if (hdr->count > xfs_dir3_max_leaf_ents(mp, leaf))
+ if (hdr->count > ops->leaf_max_ents(mp))
return false;
/* Leaves and bests don't overlap in leaf format. */
{
struct xfs_mount *mp = bp->b_target->bt_mount;
struct xfs_dir2_leaf *leaf = bp->b_addr;
- struct xfs_dir3_icleaf_hdr leafhdr;
ASSERT(magic == XFS_DIR2_LEAF1_MAGIC || magic == XFS_DIR2_LEAFN_MAGIC);
return false;
}
- xfs_dir3_leaf_hdr_from_disk(&leafhdr, leaf);
- return xfs_dir3_leaf_check_int(mp, &leafhdr, leaf);
+ return xfs_dir3_leaf_check_int(mp, NULL, NULL, leaf);
}
static void
return error;
xfs_dir3_leaf_init(mp, tp, bp, dp->i_ino, magic);
- xfs_dir3_leaf_log_header(tp, bp);
+ xfs_dir3_leaf_log_header(tp, dp, bp);
if (magic == XFS_DIR2_LEAF1_MAGIC)
xfs_dir3_leaf_log_tail(tp, bp);
*bpp = bp;
xfs_dir3_data_check(dp, dbp);
btp = xfs_dir2_block_tail_p(mp, hdr);
blp = xfs_dir2_block_leaf_p(btp);
- bf = xfs_dir3_data_bestfree_p(hdr);
- ents = xfs_dir3_leaf_ents_p(leaf);
+ bf = dp->d_ops->data_bestfree_p(hdr);
+ ents = dp->d_ops->leaf_ents_p(leaf);
/*
* Set the counts in the leaf header.
*/
- xfs_dir3_leaf_hdr_from_disk(&leafhdr, leaf);
+ dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
leafhdr.count = be32_to_cpu(btp->count);
leafhdr.stale = be32_to_cpu(btp->stale);
- xfs_dir3_leaf_hdr_to_disk(leaf, &leafhdr);
- xfs_dir3_leaf_log_header(tp, lbp);
+ dp->d_ops->leaf_hdr_to_disk(leaf, &leafhdr);
+ xfs_dir3_leaf_log_header(tp, dp, lbp);
/*
* Could compact these but I think we always do the conversion
* after squeezing out stale entries.
*/
memcpy(ents, blp, be32_to_cpu(btp->count) * sizeof(xfs_dir2_leaf_entry_t));
- xfs_dir3_leaf_log_ents(tp, lbp, 0, leafhdr.count - 1);
+ xfs_dir3_leaf_log_ents(tp, dp, lbp, 0, leafhdr.count - 1);
needscan = 0;
needlog = 1;
/*
* Make the space formerly occupied by the leaf entries and block
* tail be free.
*/
- xfs_dir2_data_make_free(tp, dbp,
+ xfs_dir2_data_make_free(tp, dp, dbp,
(xfs_dir2_data_aoff_t)((char *)blp - (char *)hdr),
(xfs_dir2_data_aoff_t)((char *)hdr + mp->m_dirblksize -
(char *)blp),
hdr->magic = cpu_to_be32(XFS_DIR3_DATA_MAGIC);
if (needscan)
- xfs_dir2_data_freescan(mp, hdr, &needlog);
+ xfs_dir2_data_freescan(dp, hdr, &needlog);
/*
* Set up leaf tail and bests table.
*/
* Log the data header and leaf bests table.
*/
if (needlog)
- xfs_dir2_data_log_header(tp, dbp);
- xfs_dir3_leaf_check(mp, lbp);
+ xfs_dir2_data_log_header(tp, dp, dbp);
+ xfs_dir3_leaf_check(dp, lbp);
xfs_dir3_data_check(dp, dbp);
xfs_dir3_leaf_log_bests(tp, lbp, 0, 0);
return 0;
index = xfs_dir2_leaf_search_hash(args, lbp);
leaf = lbp->b_addr;
ltp = xfs_dir2_leaf_tail_p(mp, leaf);
- ents = xfs_dir3_leaf_ents_p(leaf);
- xfs_dir3_leaf_hdr_from_disk(&leafhdr, leaf);
+ ents = dp->d_ops->leaf_ents_p(leaf);
+ dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
bestsp = xfs_dir2_leaf_bests_p(ltp);
- length = xfs_dir3_data_entsize(mp, args->namelen);
+ length = dp->d_ops->data_entsize(args->namelen);
/*
* See if there are any entries with the same hash value
else
xfs_dir3_leaf_log_bests(tp, lbp, use_block, use_block);
hdr = dbp->b_addr;
- bf = xfs_dir3_data_bestfree_p(hdr);
+ bf = dp->d_ops->data_bestfree_p(hdr);
bestsp[use_block] = bf[0].length;
grown = 1;
} else {
return error;
}
hdr = dbp->b_addr;
- bf = xfs_dir3_data_bestfree_p(hdr);
+ bf = dp->d_ops->data_bestfree_p(hdr);
grown = 0;
}
/*
/*
* Mark the initial part of our freespace in use for the new entry.
*/
- xfs_dir2_data_use_free(tp, dbp, dup,
+ xfs_dir2_data_use_free(tp, dp, dbp, dup,
(xfs_dir2_data_aoff_t)((char *)dup - (char *)hdr), length,
&needlog, &needscan);
/*
dep->inumber = cpu_to_be64(args->inumber);
dep->namelen = args->namelen;
memcpy(dep->name, args->name, dep->namelen);
- xfs_dir3_dirent_put_ftype(mp, dep, args->filetype);
- tagp = xfs_dir3_data_entry_tag_p(mp, dep);
+ dp->d_ops->data_put_ftype(dep, args->filetype);
+ tagp = dp->d_ops->data_entry_tag_p(dep);
*tagp = cpu_to_be16((char *)dep - (char *)hdr);
/*
* Need to scan fix up the bestfree table.
*/
if (needscan)
- xfs_dir2_data_freescan(mp, hdr, &needlog);
+ xfs_dir2_data_freescan(dp, hdr, &needlog);
/*
* Need to log the data block's header.
*/
if (needlog)
- xfs_dir2_data_log_header(tp, dbp);
- xfs_dir2_data_log_entry(tp, dbp, dep);
+ xfs_dir2_data_log_header(tp, dp, dbp);
+ xfs_dir2_data_log_entry(tp, dp, dbp, dep);
/*
* If the bests table needs to be changed, do it.
* Log the change unless we've already done that.
/*
* Log the leaf fields and give up the buffers.
*/
- xfs_dir3_leaf_hdr_to_disk(leaf, &leafhdr);
- xfs_dir3_leaf_log_header(tp, lbp);
- xfs_dir3_leaf_log_ents(tp, lbp, lfloglow, lfloghigh);
- xfs_dir3_leaf_check(mp, lbp);
+ dp->d_ops->leaf_hdr_to_disk(leaf, &leafhdr);
+ xfs_dir3_leaf_log_header(tp, dp, lbp);
+ xfs_dir3_leaf_log_ents(tp, dp, lbp, lfloglow, lfloghigh);
+ xfs_dir3_leaf_check(dp, lbp);
xfs_dir3_data_check(dp, dbp);
return 0;
}
int loglow; /* first leaf entry to log */
int to; /* target leaf index */
struct xfs_dir2_leaf_entry *ents;
+ struct xfs_inode *dp = args->dp;
leaf = bp->b_addr;
if (!leafhdr->stale)
/*
* Compress out the stale entries in place.
*/
- ents = xfs_dir3_leaf_ents_p(leaf);
+ ents = dp->d_ops->leaf_ents_p(leaf);
for (from = to = 0, loglow = -1; from < leafhdr->count; from++) {
if (ents[from].address == cpu_to_be32(XFS_DIR2_NULL_DATAPTR))
continue;
leafhdr->count -= leafhdr->stale;
leafhdr->stale = 0;
- xfs_dir3_leaf_hdr_to_disk(leaf, leafhdr);
- xfs_dir3_leaf_log_header(args->trans, bp);
+ dp->d_ops->leaf_hdr_to_disk(leaf, leafhdr);
+ xfs_dir3_leaf_log_header(args->trans, dp, bp);
if (loglow != -1)
- xfs_dir3_leaf_log_ents(args->trans, bp, loglow, to - 1);
+ xfs_dir3_leaf_log_ents(args->trans, dp, bp, loglow, to - 1);
}
/*
*/
void
xfs_dir3_leaf_log_ents(
- xfs_trans_t *tp, /* transaction pointer */
- struct xfs_buf *bp, /* leaf buffer */
- int first, /* first entry to log */
- int last) /* last entry to log */
+ struct xfs_trans *tp,
+ struct xfs_inode *dp,
+ struct xfs_buf *bp,
+ int first,
+ int last)
{
xfs_dir2_leaf_entry_t *firstlep; /* pointer to first entry */
xfs_dir2_leaf_entry_t *lastlep; /* pointer to last entry */
leaf->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC) ||
leaf->hdr.info.magic == cpu_to_be16(XFS_DIR3_LEAFN_MAGIC));
- ents = xfs_dir3_leaf_ents_p(leaf);
+ ents = dp->d_ops->leaf_ents_p(leaf);
firstlep = &ents[first];
lastlep = &ents[last];
xfs_trans_log_buf(tp, bp, (uint)((char *)firstlep - (char *)leaf),
void
xfs_dir3_leaf_log_header(
struct xfs_trans *tp,
+ struct xfs_inode *dp,
struct xfs_buf *bp)
{
struct xfs_dir2_leaf *leaf = bp->b_addr;
leaf->hdr.info.magic == cpu_to_be16(XFS_DIR3_LEAFN_MAGIC));
xfs_trans_log_buf(tp, bp, (uint)((char *)&leaf->hdr - (char *)leaf),
- xfs_dir3_leaf_hdr_size(leaf) - 1);
+ dp->d_ops->leaf_hdr_size - 1);
}
/*
}
tp = args->trans;
dp = args->dp;
- xfs_dir3_leaf_check(dp->i_mount, lbp);
+ xfs_dir3_leaf_check(dp, lbp);
leaf = lbp->b_addr;
- ents = xfs_dir3_leaf_ents_p(leaf);
+ ents = dp->d_ops->leaf_ents_p(leaf);
/*
* Get to the leaf entry and contained data entry address.
*/
* Return the found inode number & CI name if appropriate
*/
args->inumber = be64_to_cpu(dep->inumber);
- args->filetype = xfs_dir3_dirent_get_ftype(dp->i_mount, dep);
+ args->filetype = dp->d_ops->data_get_ftype(dep);
error = xfs_dir_cilookup_result(args, dep->name, dep->namelen);
xfs_trans_brelse(tp, dbp);
xfs_trans_brelse(tp, lbp);
*lbpp = lbp;
leaf = lbp->b_addr;
- xfs_dir3_leaf_check(mp, lbp);
- ents = xfs_dir3_leaf_ents_p(leaf);
- xfs_dir3_leaf_hdr_from_disk(&leafhdr, leaf);
+ xfs_dir3_leaf_check(dp, lbp);
+ ents = dp->d_ops->leaf_ents_p(leaf);
+ dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
/*
* Look for the first leaf entry with our hash value.
leaf = lbp->b_addr;
hdr = dbp->b_addr;
xfs_dir3_data_check(dp, dbp);
- bf = xfs_dir3_data_bestfree_p(hdr);
- xfs_dir3_leaf_hdr_from_disk(&leafhdr, leaf);
- ents = xfs_dir3_leaf_ents_p(leaf);
+ bf = dp->d_ops->data_bestfree_p(hdr);
+ dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
+ ents = dp->d_ops->leaf_ents_p(leaf);
/*
* Point to the leaf entry, use that to point to the data entry.
*/
/*
* Mark the former data entry unused.
*/
- xfs_dir2_data_make_free(tp, dbp,
+ xfs_dir2_data_make_free(tp, dp, dbp,
(xfs_dir2_data_aoff_t)((char *)dep - (char *)hdr),
- xfs_dir3_data_entsize(mp, dep->namelen), &needlog, &needscan);
+ dp->d_ops->data_entsize(dep->namelen), &needlog, &needscan);
/*
* We just mark the leaf entry stale by putting a null in it.
*/
leafhdr.stale++;
- xfs_dir3_leaf_hdr_to_disk(leaf, &leafhdr);
- xfs_dir3_leaf_log_header(tp, lbp);
+ dp->d_ops->leaf_hdr_to_disk(leaf, &leafhdr);
+ xfs_dir3_leaf_log_header(tp, dp, lbp);
lep->address = cpu_to_be32(XFS_DIR2_NULL_DATAPTR);
- xfs_dir3_leaf_log_ents(tp, lbp, index, index);
+ xfs_dir3_leaf_log_ents(tp, dp, lbp, index, index);
/*
* Scan the freespace in the data block again if necessary,
* log the data block header if necessary.
*/
if (needscan)
- xfs_dir2_data_freescan(mp, hdr, &needlog);
+ xfs_dir2_data_freescan(dp, hdr, &needlog);
if (needlog)
- xfs_dir2_data_log_header(tp, dbp);
+ xfs_dir2_data_log_header(tp, dp, dbp);
/*
* If the longest freespace in the data block has changed,
* put the new value in the bests table and log that.
* If the data block is now empty then get rid of the data block.
*/
if (be16_to_cpu(bf[0].length) ==
- mp->m_dirblksize - xfs_dir3_data_entry_offset(hdr)) {
+ mp->m_dirblksize - dp->d_ops->data_entry_offset) {
ASSERT(db != mp->m_dirdatablk);
if ((error = xfs_dir2_shrink_inode(args, db, dbp))) {
/*
*/
if (error == ENOSPC && args->total == 0)
error = 0;
- xfs_dir3_leaf_check(mp, lbp);
+ xfs_dir3_leaf_check(dp, lbp);
return error;
}
dbp = NULL;
else if (db != mp->m_dirdatablk)
dbp = NULL;
- xfs_dir3_leaf_check(mp, lbp);
+ xfs_dir3_leaf_check(dp, lbp);
/*
* See if we can convert to block form.
*/
}
dp = args->dp;
leaf = lbp->b_addr;
- ents = xfs_dir3_leaf_ents_p(leaf);
+ ents = dp->d_ops->leaf_ents_p(leaf);
/*
* Point to the leaf entry, get data address from it.
*/
* Put the new inode number in, log it.
*/
dep->inumber = cpu_to_be64(args->inumber);
- xfs_dir3_dirent_put_ftype(dp->i_mount, dep, args->filetype);
+ dp->d_ops->data_put_ftype(dep, args->filetype);
tp = args->trans;
- xfs_dir2_data_log_entry(tp, dbp, dep);
- xfs_dir3_leaf_check(dp->i_mount, lbp);
+ xfs_dir2_data_log_entry(tp, dp, dbp, dep);
+ xfs_dir3_leaf_check(dp, lbp);
xfs_trans_brelse(tp, lbp);
return 0;
}
struct xfs_dir3_icleaf_hdr leafhdr;
leaf = lbp->b_addr;
- ents = xfs_dir3_leaf_ents_p(leaf);
- xfs_dir3_leaf_hdr_from_disk(&leafhdr, leaf);
+ ents = args->dp->d_ops->leaf_ents_p(leaf);
+ args->dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
/*
* Note, the table cannot be empty, so we have to go through the loop.
#ifdef DEBUG
{
struct xfs_dir2_data_hdr *hdr = dbp->b_addr;
- struct xfs_dir2_data_free *bf = xfs_dir3_data_bestfree_p(hdr);
+ struct xfs_dir2_data_free *bf = dp->d_ops->data_bestfree_p(hdr);
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 - xfs_dir3_data_entry_offset(hdr));
+ mp->m_dirblksize - dp->d_ops->data_entry_offset);
ASSERT(db == be32_to_cpu(ltp->bestcount) - 1);
}
#endif
return 0;
lbp = state->path.blk[0].bp;
leaf = lbp->b_addr;
- xfs_dir3_leaf_hdr_from_disk(&leafhdr, leaf);
+ dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
ASSERT(leafhdr.magic == XFS_DIR2_LEAFN_MAGIC ||
leafhdr.magic == XFS_DIR3_LEAFN_MAGIC);
if (error)
return error;
free = fbp->b_addr;
- xfs_dir3_free_hdr_from_disk(&freehdr, free);
+ dp->d_ops->free_hdr_from_disk(&freehdr, free);
ASSERT(!freehdr.firstdb);
/*
* Set up the leaf bests table.
*/
- memcpy(xfs_dir2_leaf_bests_p(ltp), xfs_dir3_free_bests_p(mp, free),
+ memcpy(xfs_dir2_leaf_bests_p(ltp), dp->d_ops->free_bests_p(free),
freehdr.nvalid * sizeof(xfs_dir2_data_off_t));
- xfs_dir3_leaf_hdr_to_disk(leaf, &leafhdr);
- xfs_dir3_leaf_log_header(tp, lbp);
+ dp->d_ops->leaf_hdr_to_disk(leaf, &leafhdr);
+ xfs_dir3_leaf_log_header(tp, dp, lbp);
xfs_dir3_leaf_log_bests(tp, lbp, 0, be32_to_cpu(ltp->bestcount) - 1);
xfs_dir3_leaf_log_tail(tp, lbp);
- xfs_dir3_leaf_check(mp, lbp);
+ xfs_dir3_leaf_check(dp, lbp);
/*
* Get rid of the freespace block.
projects / ~andy / linux / blobdiff