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Diffstat (limited to 'drivers/staging/lustre/lustre/include/obd_lov.h')
-rw-r--r--drivers/staging/lustre/lustre/include/obd_lov.h116
1 files changed, 0 insertions, 116 deletions
diff --git a/drivers/staging/lustre/lustre/include/obd_lov.h b/drivers/staging/lustre/lustre/include/obd_lov.h
deleted file mode 100644
index 235718b366dc..000000000000
--- a/drivers/staging/lustre/lustre/include/obd_lov.h
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * GPL HEADER START
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 only,
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License version 2 for more details (a copy is included
- * in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU General Public License
- * version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- *
- * GPL HEADER END
- */
-/*
- * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
- * Use is subject to license terms.
- *
- * Copyright (c) 2011, Intel Corporation.
- */
-/*
- * This file is part of Lustre, http://www.lustre.org/
- * Lustre is a trademark of Sun Microsystems, Inc.
- */
-
-#ifndef _OBD_LOV_H__
-#define _OBD_LOV_H__
-
-#define LOV_DEFAULT_STRIPE_SIZE (1 << LNET_MTU_BITS)
-
-static inline int lov_stripe_md_size(__u16 stripes)
-{
- return sizeof(struct lov_stripe_md) + stripes*sizeof(struct lov_oinfo*);
-}
-
-struct lov_version_size {
- __u32 lvs_magic;
- size_t lvs_lmm_size;
- size_t lvs_lod_size;
-};
-
-static inline __u32 lov_mds_md_stripecnt(int ea_size, __u32 lmm_magic)
-{
- static const struct lov_version_size lmm_ver_size[] = {
- { .lvs_magic = LOV_MAGIC_V3,
- .lvs_lmm_size = sizeof(struct lov_mds_md_v3),
- .lvs_lod_size = sizeof(struct lov_ost_data_v1) },
- { .lvs_magic = LOV_MAGIC_V1,
- .lvs_lmm_size = sizeof(struct lov_mds_md_v1),
- .lvs_lod_size = sizeof(struct lov_ost_data_v1)} };
- int i;
-
- for (i = 0; i < ARRAY_SIZE(lmm_ver_size); i++) {
- if (lmm_magic == lmm_ver_size[i].lvs_magic) {
- if (ea_size <= lmm_ver_size[i].lvs_lmm_size)
- return 0;
- return (ea_size - lmm_ver_size[i].lvs_lmm_size) /
- lmm_ver_size[i].lvs_lod_size;
- }
- }
-
- /* Invalid LOV magic, so no stripes could fit */
- return 0;
-}
-
-/* lov_do_div64(a, b) returns a % b, and a = a / b.
- * The 32-bit code is LOV-specific due to knowing about stripe limits in
- * order to reduce the divisor to a 32-bit number. If the divisor is
- * already a 32-bit value the compiler handles this directly. */
-#if BITS_PER_LONG > 32
-# define lov_do_div64(n,base) ({ \
- uint64_t __base = (base); \
- uint64_t __rem; \
- __rem = ((uint64_t)(n)) % __base; \
- (n) = ((uint64_t)(n)) / __base; \
- __rem; \
- })
-#else
-# define lov_do_div64(n,base) ({ \
- uint64_t __rem; \
- if ((sizeof(base) > 4) && (((base) & 0xffffffff00000000ULL) != 0)) { \
- int __remainder; \
- LASSERTF(!((base) & (LOV_MIN_STRIPE_SIZE - 1)), "64 bit lov " \
- "division %llu / %llu\n", (n), (uint64_t)(base)); \
- __remainder = (n) & (LOV_MIN_STRIPE_SIZE - 1); \
- (n) >>= LOV_MIN_STRIPE_BITS; \
- __rem = do_div(n, (base) >> LOV_MIN_STRIPE_BITS); \
- __rem <<= LOV_MIN_STRIPE_BITS; \
- __rem += __remainder; \
- } else { \
- __rem = do_div(n, base); \
- } \
- __rem; \
- })
-#endif
-
-#define IOC_LOV_TYPE 'g'
-#define IOC_LOV_MIN_NR 50
-#define IOC_LOV_SET_OSC_ACTIVE _IOWR('g', 50, long)
-#define IOC_LOV_MAX_NR 50
-
-#define QOS_DEFAULT_THRESHOLD 10 /* MB */
-#define QOS_DEFAULT_MAXAGE 5 /* Seconds */
-
-#endif