static int change_cluster(struct inode *inode,
reiser4_plugin * plugin,
pset_member memb)
{
assert("edward-1324", inode != NULL);
assert("edward-1325", plugin != NULL);
assert("edward-1326", is_reiser4_inode(inode));
assert("edward-1327", plugin->h.type_id == REISER4_CLUSTER_PLUGIN_TYPE);
/* Can't change the cluster plugin for already existent regular files */
if (!plugin_of_group(inode_file_plugin(inode), REISER4_DIRECTORY_FILE))
return RETERR(-EINVAL);
/* If matches, nothing to change. */
if (inode_hash_plugin(inode) != NULL &&
inode_hash_plugin(inode)->h.id == plugin->h.id)
return 0;
return aset_set_unsafe(&reiser4_inode_data(inode)->pset,
PSET_CLUSTER, plugin);
}
static int change_compression(struct inode *inode,
reiser4_plugin * plugin,
pset_member memb)
{
assert("edward-1316", inode != NULL);
assert("edward-1317", plugin != NULL);
assert("edward-1318", is_reiser4_inode(inode));
assert("edward-1319",
plugin->h.type_id == REISER4_COMPRESSION_PLUGIN_TYPE);
/* cannot change compression plugin of already existing regular object */
if (!plugin_of_group(inode_file_plugin(inode), REISER4_DIRECTORY_FILE))
return RETERR(-EINVAL);
/* If matches, nothing to change. */
if (inode_hash_plugin(inode) != NULL &&
inode_hash_plugin(inode)->h.id == plugin->h.id)
return 0;
return aset_set_unsafe(&reiser4_inode_data(inode)->pset,
PSET_COMPRESSION, plugin);
}
