/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2011, 2012, Whamcloud, Inc.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <lustre_lite.h>
#include <lustre_dlm.h>
#include <lustre_ver.h>
-//#include <lustre_mdc.h>
#include <lustre_acl.h>
#include "llite_internal.h"
struct ptlrpc_request *request = NULL;
int rc = 0, lmmsize = 0;
- if (S_ISREG(inode->i_mode)) {
- rc = ll_lov_getstripe_ea_info(dentry->d_parent->d_inode,
- dentry->d_name.name, &lmm,
+ if (!S_ISREG(inode->i_mode) && !S_ISDIR(inode->i_mode))
+ return -ENODATA;
+
+ if (size == 0 && S_ISDIR(inode->i_mode)) {
+ /* XXX directory EA is fix for now, optimize to save
+ * RPC transfer */
+ GOTO(out, rc = sizeof(struct lov_user_md));
+ }
+
+ if (!ll_i2info(inode)->lli_smd) {
+ if (S_ISDIR(inode->i_mode)) {
+ rc = ll_dir_getstripe(inode, &lmm,
&lmmsize, &request);
- } else if (S_ISDIR(inode->i_mode)) {
- rc = ll_dir_getstripe(inode, &lmm, &lmmsize, &request);
+ } else {
+ rc = -ENODATA;
+ }
} else {
- rc = -ENODATA;
+ /* LSM is present already after lookup/getattr call.
+ * we need to grab layout lock once it is implemented */
+ rc = obd_packmd(ll_i2dtexp(inode), &lmm,
+ ll_i2info(inode)->lli_smd);
+ lmmsize = rc;
}
if (rc < 0)
GOTO(out, rc);
- if (size == 0)
- GOTO(out, rc = lmmsize);
+
+ if (size == 0) {
+ /* used to call ll_get_max_mdsize() forward to get
+ * the maximum buffer size, while some apps (such as
+ * rsync 3.0.x) care much about the exact xattr value
+ * size */
+ rc = lmmsize;
+ GOTO(out, rc);
+ }
if (size < lmmsize) {
CERROR("server bug: replied size %d > %d for %s (%s)\n",
rc = lmmsize;
out:
- ptlrpc_req_finished(request);
+ if (request)
+ ptlrpc_req_finished(request);
+ else if (lmm)
+ obd_free_diskmd(ll_i2dtexp(inode), &lmm);
return(rc);
}
GOTO(out, rc);
if (S_ISREG(inode->i_mode)) {
- struct ll_inode_info *lli = ll_i2info(inode);
- struct lov_stripe_md *lsm = NULL;
- lsm = lli->lli_smd;
- if (lsm == NULL)
+ if (ll_i2info(inode)->lli_smd == NULL)
rc2 = -1;
} else if (S_ISDIR(inode->i_mode)) {
rc2 = ll_dir_getstripe(inode, &lmm, &lmmsize, &request);