/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- * vim:expandtab:shiftwidth=8:tabstop=8: * * 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) 2007, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. */ /* * This file is part of Lustre, http://www.lustre.org/ * Lustre is a trademark of Sun Microsystems, Inc. */ #ifndef __QUOTA_INTERNAL_H #define __QUOTA_INTERNAL_H #include #ifdef HAVE_QUOTA_SUPPORT /* QUSG covnert bytes to blocks when counting block quota */ #define QUSG(count, isblk) (isblk ? toqb(count) : count) /* This flag is set in qc_stat to distinguish if the current getquota * operation is for quota recovery */ #define QUOTA_RECOVERING 0x01 #define OBD_LQUOTA_DEVICENAME "lquota" #ifdef __KERNEL__ #define DQUOT_DEBUG(dquot, fmt, arg...) \ CDEBUG(D_QUOTA, "refcnt(%u) id(%u) type(%u) off(%llu) flags(%lu) " \ "bhardlimit("LPU64") curspace("LPU64") ihardlimit("LPU64") " \ "curinodes("LPU64"): " fmt, cfs_atomic_read(&dquot->dq_refcnt),\ dquot->dq_id, dquot->dq_type, dquot->dq_off, dquot->dq_flags, \ dquot->dq_dqb.dqb_bhardlimit, dquot->dq_dqb.dqb_curspace, \ dquot->dq_dqb.dqb_ihardlimit, dquot->dq_dqb.dqb_curinodes, \ ## arg); \ #define QINFO_DEBUG(qinfo, fmt, arg...) \ CDEBUG(D_QUOTA, "files (%p/%p) flags(%lu/%lu) blocks(%u/%u) " \ "free_blk(/%u/%u) free_entry(%u/%u): " fmt, \ qinfo->qi_files[0], qinfo->qi_files[1], \ qinfo->qi_info[0].dqi_flags, qinfo->qi_info[1].dqi_flags, \ qinfo->qi_info[0].dqi_blocks, qinfo->qi_info[1].dqi_blocks, \ qinfo->qi_info[0].dqi_free_blk, qinfo->qi_info[1].dqi_free_blk,\ qinfo->qi_info[0].dqi_free_entry, \ qinfo->qi_info[1].dqi_free_entry, ## arg); #define QDATA_DEBUG(qd, fmt, arg...) \ CDEBUG(D_QUOTA, "id(%u) flag(%u) type(%c) isblk(%c) count("LPU64") " \ "qd_qunit("LPU64"): " fmt, qd->qd_id, qd->qd_flags, \ QDATA_IS_GRP(qd) ? 'g' : 'u', QDATA_IS_BLK(qd) ? 'b': 'i', \ qd->qd_count, \ (QDATA_IS_ADJBLK(qd) | QDATA_IS_ADJINO(qd)) ? qd->qd_qunit : 0,\ ## arg); #define QAQ_DEBUG(qaq, fmt, arg...) \ CDEBUG(D_QUOTA, "id(%u) flag(%u) type(%c) bunit("LPU64") " \ "iunit("LPU64"): " fmt, qaq->qaq_id, qaq->qaq_flags, \ QAQ_IS_GRP(qaq) ? 'g': 'u', qaq->qaq_bunit_sz, \ qaq->qaq_iunit_sz, ## arg); #define LQS_DEBUG(lqs, fmt, arg...) \ CDEBUG(D_QUOTA, "lqs(%p) id(%u) flag(%lu) type(%c) bunit(%lu) " \ "btune(%lu) iunit(%lu) itune(%lu) lqs_bwrite_pending(%lu) " \ "lqs_iwrite_pending(%lu) ino_rec(%lld) blk_rec(%lld) " \ "refcount(%d): " \ fmt, lqs, lqs->lqs_id, lqs->lqs_flags, \ LQS_IS_GRP(lqs) ? 'g' : 'u', \ lqs->lqs_bunit_sz, lqs->lqs_btune_sz, lqs->lqs_iunit_sz, \ lqs->lqs_itune_sz, lqs->lqs_bwrite_pending, \ lqs->lqs_iwrite_pending, lqs->lqs_ino_rec, \ lqs->lqs_blk_rec, cfs_atomic_read(&lqs->lqs_refcount), ## arg); /* quota_context.c */ void qunit_cache_cleanup(void); int qunit_cache_init(void); int qctxt_adjust_qunit(struct obd_device *obd, struct lustre_quota_ctxt *qctxt, const unsigned int id[], __u32 isblk, int wait, struct obd_trans_info *oti); int qctxt_wait_pending_dqacq(struct lustre_quota_ctxt *qctxt, unsigned int id, unsigned short type, int isblk); int qctxt_init(struct obd_device *obd, dqacq_handler_t handler); void qctxt_cleanup(struct lustre_quota_ctxt *qctxt, int force); void qslave_start_recovery(struct obd_device *obd, struct lustre_quota_ctxt *qctxt); int compute_remquota(struct obd_device *obd, struct lustre_quota_ctxt *qctxt, struct qunit_data *qdata, int isblk); int check_qm(struct lustre_quota_ctxt *qctxt); void dqacq_interrupt(struct lustre_quota_ctxt *qctxt); int quota_is_on(struct lustre_quota_ctxt *qctxt, struct obd_quotactl *oqctl); int quota_is_off(struct lustre_quota_ctxt *qctxt, struct obd_quotactl *oqctl); void* quota_barrier(struct lustre_quota_ctxt *qctxt, struct obd_quotactl *oqctl, int isblk); void quota_unbarrier(void *handle); /* quota_master.c */ int lustre_dquot_init(void); void lustre_dquot_exit(void); int dqacq_handler(struct obd_device *obd, struct qunit_data *qdata, int opc); int mds_quota_adjust(struct obd_device *obd, const unsigned int qcids[], const unsigned int qpids[], int rc, int opc); int filter_quota_adjust(struct obd_device *obd, const unsigned int qcids[], const unsigned int qpids[], int rc, int opc); int init_admin_quotafiles(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_quota_get_version(struct obd_device *obd, lustre_quota_version_t *ver); int mds_quota_invalidate(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_quota_finvalidate(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_admin_quota_on(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_quota_on(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_quota_off(struct obd_device *obd, struct obd_quotactl *oqctl); int do_mds_quota_off(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_admin_quota_off(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_set_dqinfo(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_get_dqinfo(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_set_dqblk(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_get_dqblk(struct obd_device *obd, struct obd_quotactl *oqctl); int mds_quota_recovery(struct obd_device *obd); int mds_get_obd_quota(struct obd_device *obd, struct obd_quotactl *oqctl); int dquot_create_oqaq(struct lustre_quota_ctxt *qctxt, struct lustre_dquot *dquot, __u32 ost_num, __u32 mdt_num, int type, struct quota_adjust_qunit *oqaq); int generic_quota_on(struct obd_device *, struct obd_quotactl *, int); #endif /* quota_ctl.c */ int mds_quota_ctl(struct obd_device *obd, struct obd_export *exp, struct obd_quotactl *oqctl); int filter_quota_ctl(struct obd_device *unused, struct obd_export *exp, struct obd_quotactl *oqctl); /* quota_chk.c */ int target_quota_check(struct obd_device *obd, struct obd_export *exp, struct obd_quotactl *oqctl); int quota_adjust_slave_lqs(struct quota_adjust_qunit *oqaq, struct lustre_quota_ctxt *qctxt); #ifdef __KERNEL__ int quota_is_set(struct obd_device *obd, const unsigned int id[], int flag); struct lustre_qunit_size *quota_search_lqs(unsigned long long lqs_key, struct lustre_quota_ctxt *qctxt, int create); void quota_compute_lqs(struct qunit_data *qdata, struct lustre_qunit_size *lqs, int is_chk, int is_acq); extern int quote_get_qdata(struct ptlrpc_request *req, struct qunit_data *qdata, int is_req, int is_exp); extern int quote_copy_qdata(struct ptlrpc_request *req, struct qunit_data *qdata, int is_req, int is_exp); int filter_quota_adjust_qunit(struct obd_export *exp, struct quota_adjust_qunit *oqaq, struct lustre_quota_ctxt *qctxt, struct ptlrpc_request_set *rqset); int lquota_proc_setup(struct obd_device *obd, int is_master); int lquota_proc_cleanup(struct lustre_quota_ctxt *qctxt); void build_lqs(struct obd_device *obd); extern cfs_proc_dir_entry_t *lquota_type_proc_dir; #endif #define LQS_BLK_DECREASE 1 #define LQS_BLK_INCREASE 2 #define LQS_INO_DECREASE 4 #define LQS_INO_INCREASE 8 /* the return status of quota operation */ #define QUOTA_REQ_RETURNED 1 #endif int client_quota_adjust_qunit(struct obd_export *exp, struct quota_adjust_qunit *oqaq, struct lustre_quota_ctxt *qctxt, struct ptlrpc_request_set *set); int lov_quota_adjust_qunit(struct obd_export *exp, struct quota_adjust_qunit *oqaq, struct lustre_quota_ctxt *qctxt, struct ptlrpc_request_set *rqset); int client_quota_ctl(struct obd_device *unused, struct obd_export *exp, struct obd_quotactl *oqctl); int lmv_quota_ctl(struct obd_device *unused, struct obd_export *exp, struct obd_quotactl *oqctl); int lov_quota_ctl(struct obd_device *unused, struct obd_export *exp, struct obd_quotactl *oqctl); int client_quota_check(struct obd_device *unused, struct obd_export *exp, struct obd_quotactl *oqctl); int lmv_quota_check(struct obd_device *unused, struct obd_export *exp, struct obd_quotactl *oqctl); int lov_quota_check(struct obd_device *unused, struct obd_export *exp, struct obd_quotactl *oqctl); int client_quota_poll_check(struct obd_export *exp, struct if_quotacheck *qchk); #endif