/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
*/
#define DEBUG_SUBSYSTEM S_LMV
-#ifdef __KERNEL__
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/pagemap.h>
-#include <asm/div64.h>
+#include <linux/math64.h>
#include <linux/seq_file.h>
-#else
-#include <liblustre.h>
-#endif
#include <obd_support.h>
#include <lustre/lustre_idl.h>
#include <lprocfs_status.h>
#include "lmv_internal.h"
-int lmv_fld_lookup(struct lmv_obd *lmv,
- const struct lu_fid *fid,
- mdsno_t *mds)
+int lmv_fld_lookup(struct lmv_obd *lmv, const struct lu_fid *fid, u32 *mds)
{
- int rc;
- ENTRY;
-
- LASSERT(fid_is_sane(fid));
+ struct obd_device *obd = lmv2obd_dev(lmv);
+ int rc;
+ ENTRY;
- /* FIXME: Because ZFS still use LOCAL fid sequence for root,
- * and root will always be in MDT0, for local fid, it will
- * return 0 directly. And it should be removed once the root
- * FID has been assigned with special sequence */
- if (fid_seq(fid) == FID_SEQ_LOCAL_FILE) {
- *mds = 0;
- RETURN(0);
+ /* FIXME: Currently ZFS still use local seq for ROOT unfortunately, and
+ * this fid_is_local check should be removed once LU-2240 is fixed */
+ if (!fid_is_sane(fid) || !(fid_seq_in_fldb(fid_seq(fid)) ||
+ fid_seq_is_local_file(fid_seq(fid)))) {
+ CERROR("%s: invalid FID "DFID"\n", obd->obd_name, PFID(fid));
+ RETURN(-EINVAL);
}
rc = fld_client_lookup(&lmv->lmv_fld, fid_seq(fid), mds,