* Namespace helper routines
*========================================================================*/
-STATIC_INLINE attrnames_t *
-xfs_attr_flags_namesp(int flags)
-{
- return ((flags & XFS_ATTR_SECURE) ? &attr_secure:
- ((flags & XFS_ATTR_ROOT) ? &attr_trusted : &attr_user));
-}
-
/*
* If namespace bits don't match return 0.
* If all match then return 1.
return XFS_ATTR_NSP_ONDISK(ondisk_flags) == XFS_ATTR_NSP_ARGS_TO_ONDISK(arg_flags);
}
-/*
- * If namespace bits don't match and we don't have an override for it
- * then return 0.
- * If all match or are overridable then return 1.
- */
-STATIC_INLINE int
-xfs_attr_namesp_match_overrides(int arg_flags, int ondisk_flags)
-{
- if (((arg_flags & ATTR_SECURE) == 0) !=
- ((ondisk_flags & XFS_ATTR_SECURE) == 0) &&
- !(arg_flags & ATTR_KERNORMALS))
- return 0;
- if (((arg_flags & ATTR_ROOT) == 0) !=
- ((ondisk_flags & XFS_ATTR_ROOT) == 0) &&
- !(arg_flags & ATTR_KERNROOTLS))
- return 0;
- return 1;
-}
-
/*========================================================================
* External routines when attribute fork size < XFS_LITINO(mp).
(XFS_ISRESET_CURSOR(cursor) &&
(dp->i_afp->if_bytes + sf->hdr.count * 16) < context->bufsize)) {
for (i = 0, sfe = &sf->list[0]; i < sf->hdr.count; i++) {
- attrnames_t *namesp;
-
- if (!xfs_attr_namesp_match_overrides(context->flags, sfe->flags)) {
- sfe = XFS_ATTR_SF_NEXTENTRY(sfe);
- continue;
- }
- namesp = xfs_attr_flags_namesp(sfe->flags);
error = context->put_listent(context,
- namesp,
+ sfe->flags,
(char *)sfe->nameval,
(int)sfe->namelen,
(int)sfe->valuelen,
kmem_free(sbuf);
return XFS_ERROR(EFSCORRUPTED);
}
- if (!xfs_attr_namesp_match_overrides(context->flags, sfe->flags)) {
- sfe = XFS_ATTR_SF_NEXTENTRY(sfe);
- continue;
- }
+
sbp->entno = i;
sbp->hash = xfs_da_hashname((char *)sfe->nameval, sfe->namelen);
sbp->name = (char *)sfe->nameval;
* Loop putting entries into the user buffer.
*/
for ( ; i < nsbuf; i++, sbp++) {
- attrnames_t *namesp;
-
- namesp = xfs_attr_flags_namesp(sbp->flags);
-
if (cursor->hashval != sbp->hash) {
cursor->hashval = sbp->hash;
cursor->offset = 0;
}
error = context->put_listent(context,
- namesp,
+ sbp->flags,
sbp->name,
sbp->namelen,
sbp->valuelen,
continue; /* don't copy partial entries */
if (!(entry->flags & XFS_ATTR_LOCAL))
return(0);
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, i);
+ name_loc = xfs_attr_leaf_name_local(leaf, i);
if (name_loc->namelen >= XFS_ATTR_SF_ENTSIZE_MAX)
return(0);
if (be16_to_cpu(name_loc->valuelen) >= XFS_ATTR_SF_ENTSIZE_MAX)
if (!entry->nameidx)
continue;
ASSERT(entry->flags & XFS_ATTR_LOCAL);
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, i);
+ name_loc = xfs_attr_leaf_name_local(leaf, i);
nargs.name = (char *)name_loc->nameval;
nargs.namelen = name_loc->namelen;
nargs.value = (char *)&name_loc->nameval[nargs.namelen];
* as part of this transaction (a split operation for example).
*/
if (entry->flags & XFS_ATTR_LOCAL) {
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, args->index);
+ name_loc = xfs_attr_leaf_name_local(leaf, args->index);
name_loc->namelen = args->namelen;
name_loc->valuelen = cpu_to_be16(args->valuelen);
memcpy((char *)name_loc->nameval, args->name, args->namelen);
memcpy((char *)&name_loc->nameval[args->namelen], args->value,
be16_to_cpu(name_loc->valuelen));
} else {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+ name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
name_rmt->namelen = args->namelen;
memcpy((char *)name_rmt->name, args->name, args->namelen);
entry->flags |= XFS_ATTR_INCOMPLETE;
args->rmtblkcnt = XFS_B_TO_FSB(mp, args->valuelen);
}
xfs_da_log_buf(args->trans, bp,
- XFS_DA_LOGRANGE(leaf, XFS_ATTR_LEAF_NAME(leaf, args->index),
+ XFS_DA_LOGRANGE(leaf, xfs_attr_leaf_name(leaf, args->index),
xfs_attr_leaf_entsize(leaf, args->index)));
/*
/*
* Compress the remaining entries and zero out the removed stuff.
*/
- memset(XFS_ATTR_LEAF_NAME(leaf, args->index), 0, entsize);
+ memset(xfs_attr_leaf_name(leaf, args->index), 0, entsize);
be16_add_cpu(&hdr->usedbytes, -entsize);
xfs_da_log_buf(args->trans, bp,
- XFS_DA_LOGRANGE(leaf, XFS_ATTR_LEAF_NAME(leaf, args->index),
+ XFS_DA_LOGRANGE(leaf, xfs_attr_leaf_name(leaf, args->index),
entsize));
tmp = (be16_to_cpu(hdr->count) - args->index)
continue;
}
if (entry->flags & XFS_ATTR_LOCAL) {
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, probe);
+ name_loc = xfs_attr_leaf_name_local(leaf, probe);
if (name_loc->namelen != args->namelen)
continue;
if (memcmp(args->name, (char *)name_loc->nameval, args->namelen) != 0)
args->index = probe;
return(XFS_ERROR(EEXIST));
} else {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, probe);
+ name_rmt = xfs_attr_leaf_name_remote(leaf, probe);
if (name_rmt->namelen != args->namelen)
continue;
if (memcmp(args->name, (char *)name_rmt->name,
entry = &leaf->entries[args->index];
if (entry->flags & XFS_ATTR_LOCAL) {
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, args->index);
+ name_loc = xfs_attr_leaf_name_local(leaf, args->index);
ASSERT(name_loc->namelen == args->namelen);
ASSERT(memcmp(args->name, name_loc->nameval, args->namelen) == 0);
valuelen = be16_to_cpu(name_loc->valuelen);
args->valuelen = valuelen;
memcpy(args->value, &name_loc->nameval[args->namelen], valuelen);
} else {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+ name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
ASSERT(name_rmt->namelen == args->namelen);
ASSERT(memcmp(args->name, name_rmt->name, args->namelen) == 0);
valuelen = be32_to_cpu(name_rmt->valuelen);
* off for 6.2, should be revisited later.
*/
if (entry_s->flags & XFS_ATTR_INCOMPLETE) { /* skip partials? */
- memset(XFS_ATTR_LEAF_NAME(leaf_s, start_s + i), 0, tmp);
+ memset(xfs_attr_leaf_name(leaf_s, start_s + i), 0, tmp);
be16_add_cpu(&hdr_s->usedbytes, -tmp);
be16_add_cpu(&hdr_s->count, -1);
entry_d--; /* to compensate for ++ in loop hdr */
entry_d->flags = entry_s->flags;
ASSERT(be16_to_cpu(entry_d->nameidx) + tmp
<= XFS_LBSIZE(mp));
- memmove(XFS_ATTR_LEAF_NAME(leaf_d, desti),
- XFS_ATTR_LEAF_NAME(leaf_s, start_s + i), tmp);
+ memmove(xfs_attr_leaf_name(leaf_d, desti),
+ xfs_attr_leaf_name(leaf_s, start_s + i), tmp);
ASSERT(be16_to_cpu(entry_s->nameidx) + tmp
<= XFS_LBSIZE(mp));
- memset(XFS_ATTR_LEAF_NAME(leaf_s, start_s + i), 0, tmp);
+ memset(xfs_attr_leaf_name(leaf_s, start_s + i), 0, tmp);
be16_add_cpu(&hdr_s->usedbytes, -tmp);
be16_add_cpu(&hdr_d->usedbytes, tmp);
be16_add_cpu(&hdr_s->count, -1);
ASSERT(be16_to_cpu(leaf->hdr.info.magic) == XFS_ATTR_LEAF_MAGIC);
if (leaf->entries[index].flags & XFS_ATTR_LOCAL) {
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, index);
- size = XFS_ATTR_LEAF_ENTSIZE_LOCAL(name_loc->namelen,
+ name_loc = xfs_attr_leaf_name_local(leaf, index);
+ size = xfs_attr_leaf_entsize_local(name_loc->namelen,
be16_to_cpu(name_loc->valuelen));
} else {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, index);
- size = XFS_ATTR_LEAF_ENTSIZE_REMOTE(name_rmt->namelen);
+ name_rmt = xfs_attr_leaf_name_remote(leaf, index);
+ size = xfs_attr_leaf_entsize_remote(name_rmt->namelen);
}
return(size);
}
{
int size;
- size = XFS_ATTR_LEAF_ENTSIZE_LOCAL(namelen, valuelen);
- if (size < XFS_ATTR_LEAF_ENTSIZE_LOCAL_MAX(blocksize)) {
+ size = xfs_attr_leaf_entsize_local(namelen, valuelen);
+ if (size < xfs_attr_leaf_entsize_local_max(blocksize)) {
if (local) {
*local = 1;
}
} else {
- size = XFS_ATTR_LEAF_ENTSIZE_REMOTE(namelen);
+ size = xfs_attr_leaf_entsize_remote(namelen);
if (local) {
*local = 0;
}
*/
retval = 0;
for ( ; (i < be16_to_cpu(leaf->hdr.count)); entry++, i++) {
- attrnames_t *namesp;
-
if (be32_to_cpu(entry->hashval) != cursor->hashval) {
cursor->hashval = be32_to_cpu(entry->hashval);
cursor->offset = 0;
if (entry->flags & XFS_ATTR_INCOMPLETE)
continue; /* skip incomplete entries */
- if (!xfs_attr_namesp_match_overrides(context->flags, entry->flags))
- continue;
-
- namesp = xfs_attr_flags_namesp(entry->flags);
if (entry->flags & XFS_ATTR_LOCAL) {
xfs_attr_leaf_name_local_t *name_loc =
- XFS_ATTR_LEAF_NAME_LOCAL(leaf, i);
+ xfs_attr_leaf_name_local(leaf, i);
retval = context->put_listent(context,
- namesp,
+ entry->flags,
(char *)name_loc->nameval,
(int)name_loc->namelen,
be16_to_cpu(name_loc->valuelen),
return retval;
} else {
xfs_attr_leaf_name_remote_t *name_rmt =
- XFS_ATTR_LEAF_NAME_REMOTE(leaf, i);
+ xfs_attr_leaf_name_remote(leaf, i);
int valuelen = be32_to_cpu(name_rmt->valuelen);
if (retval)
return retval;
retval = context->put_listent(context,
- namesp,
+ entry->flags,
(char *)name_rmt->name,
(int)name_rmt->namelen,
valuelen,
(char*)args.value);
kmem_free(args.value);
- }
- else {
+ } else {
retval = context->put_listent(context,
- namesp,
+ entry->flags,
(char *)name_rmt->name,
(int)name_rmt->namelen,
valuelen,
#ifdef DEBUG
if (entry->flags & XFS_ATTR_LOCAL) {
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, args->index);
+ name_loc = xfs_attr_leaf_name_local(leaf, args->index);
namelen = name_loc->namelen;
name = (char *)name_loc->nameval;
} else {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+ name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
namelen = name_rmt->namelen;
name = (char *)name_rmt->name;
}
if (args->rmtblkno) {
ASSERT((entry->flags & XFS_ATTR_LOCAL) == 0);
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+ name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
name_rmt->valueblk = cpu_to_be32(args->rmtblkno);
name_rmt->valuelen = cpu_to_be32(args->valuelen);
xfs_da_log_buf(args->trans, bp,
/*
* Commit the flag value change and start the next trans in series.
*/
- error = xfs_attr_rolltrans(&args->trans, args->dp);
-
- return(error);
+ return xfs_trans_roll(&args->trans, args->dp);
}
/*
xfs_da_log_buf(args->trans, bp,
XFS_DA_LOGRANGE(leaf, entry, sizeof(*entry)));
if ((entry->flags & XFS_ATTR_LOCAL) == 0) {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+ name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
name_rmt->valueblk = 0;
name_rmt->valuelen = 0;
xfs_da_log_buf(args->trans, bp,
/*
* Commit the flag value change and start the next trans in series.
*/
- error = xfs_attr_rolltrans(&args->trans, args->dp);
-
- return(error);
+ return xfs_trans_roll(&args->trans, args->dp);
}
/*
#ifdef DEBUG
if (entry1->flags & XFS_ATTR_LOCAL) {
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf1, args->index);
+ name_loc = xfs_attr_leaf_name_local(leaf1, args->index);
namelen1 = name_loc->namelen;
name1 = (char *)name_loc->nameval;
} else {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf1, args->index);
+ name_rmt = xfs_attr_leaf_name_remote(leaf1, args->index);
namelen1 = name_rmt->namelen;
name1 = (char *)name_rmt->name;
}
if (entry2->flags & XFS_ATTR_LOCAL) {
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf2, args->index2);
+ name_loc = xfs_attr_leaf_name_local(leaf2, args->index2);
namelen2 = name_loc->namelen;
name2 = (char *)name_loc->nameval;
} else {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf2, args->index2);
+ name_rmt = xfs_attr_leaf_name_remote(leaf2, args->index2);
namelen2 = name_rmt->namelen;
name2 = (char *)name_rmt->name;
}
XFS_DA_LOGRANGE(leaf1, entry1, sizeof(*entry1)));
if (args->rmtblkno) {
ASSERT((entry1->flags & XFS_ATTR_LOCAL) == 0);
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf1, args->index);
+ name_rmt = xfs_attr_leaf_name_remote(leaf1, args->index);
name_rmt->valueblk = cpu_to_be32(args->rmtblkno);
name_rmt->valuelen = cpu_to_be32(args->valuelen);
xfs_da_log_buf(args->trans, bp1,
xfs_da_log_buf(args->trans, bp2,
XFS_DA_LOGRANGE(leaf2, entry2, sizeof(*entry2)));
if ((entry2->flags & XFS_ATTR_LOCAL) == 0) {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf2, args->index2);
+ name_rmt = xfs_attr_leaf_name_remote(leaf2, args->index2);
name_rmt->valueblk = 0;
name_rmt->valuelen = 0;
xfs_da_log_buf(args->trans, bp2,
/*
* Commit the flag value change and start the next trans in series.
*/
- error = xfs_attr_rolltrans(&args->trans, args->dp);
+ error = xfs_trans_roll(&args->trans, args->dp);
return(error);
}
/*
* Commit the invalidate and start the next transaction.
*/
- error = xfs_attr_rolltrans(trans, dp);
+ error = xfs_trans_roll(trans, dp);
return (error);
}
/*
* Atomically commit the whole invalidate stuff.
*/
- if ((error = xfs_attr_rolltrans(trans, dp)))
+ error = xfs_trans_roll(trans, dp);
+ if (error)
return (error);
}
for (i = 0; i < be16_to_cpu(leaf->hdr.count); entry++, i++) {
if (be16_to_cpu(entry->nameidx) &&
((entry->flags & XFS_ATTR_LOCAL) == 0)) {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, i);
+ name_rmt = xfs_attr_leaf_name_remote(leaf, i);
if (name_rmt->valueblk)
count++;
}
for (i = 0; i < be16_to_cpu(leaf->hdr.count); entry++, i++) {
if (be16_to_cpu(entry->nameidx) &&
((entry->flags & XFS_ATTR_LOCAL) == 0)) {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, i);
+ name_rmt = xfs_attr_leaf_name_remote(leaf, i);
if (name_rmt->valueblk) {
lp->valueblk = be32_to_cpu(name_rmt->valueblk);
lp->valuelen = XFS_B_TO_FSB(dp->i_mount,
/*
* Roll to next transaction.
*/
- if ((error = xfs_attr_rolltrans(trans, dp)))
+ error = xfs_trans_roll(trans, dp);
+ if (error)
return (error);
}
return(0);
}
-
-
-/*
- * Roll from one trans in the sequence of PERMANENT transactions to the next.
- */
-int
-xfs_attr_rolltrans(xfs_trans_t **transp, xfs_inode_t *dp)
-{
- xfs_trans_t *trans;
- unsigned int logres, count;
- int error;
-
- /*
- * Ensure that the inode is always logged.
- */
- trans = *transp;
- xfs_trans_log_inode(trans, dp, XFS_ILOG_CORE);
-
- /*
- * Copy the critical parameters from one trans to the next.
- */
- logres = trans->t_log_res;
- count = trans->t_log_count;
- *transp = xfs_trans_dup(trans);
-
- /*
- * Commit the current transaction.
- * If this commit failed, then it'd just unlock those items that
- * are not marked ihold. That also means that a filesystem shutdown
- * is in progress. The caller takes the responsibility to cancel
- * the duplicate transaction that gets returned.
- */
- if ((error = xfs_trans_commit(trans, 0)))
- return (error);
-
- trans = *transp;
-
- /*
- * Reserve space in the log for th next transaction.
- * This also pushes items in the "AIL", the list of logged items,
- * out to disk if they are taking up space at the tail of the log
- * that we want to use. This requires that either nothing be locked
- * across this call, or that anything that is locked be logged in
- * the prior and the next transactions.
- */
- error = xfs_trans_reserve(trans, 0, logres, 0,
- XFS_TRANS_PERM_LOG_RES, count);
- /*
- * Ensure that the inode is in the new transaction and locked.
- */
- if (!error) {
- xfs_trans_ijoin(trans, dp, XFS_ILOCK_EXCL);
- xfs_trans_ihold(trans, dp);
- }
- return (error);
-
-}