1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_PROJECT_H 28 #define _SYS_PROJECT_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 #include <sys/types.h> 37 #include <sys/mutex.h> 38 #include <sys/rctl.h> 39 40 typedef struct kproject_data { /* Datum protected by: */ 41 rctl_qty_t kpd_shmmax; /* shm's ipcs_lock */ 42 rctl_qty_t kpd_shmmni; /* shm's ipcs_lock */ 43 rctl_qty_t kpd_semmni; /* sem's ipcs_lock */ 44 rctl_qty_t kpd_msgmni; /* msg's ipcs_lock */ 45 rctl_qty_t kpd_devlockmem; /* umem_devlockmem_rctl_lock */ 46 rctl_qty_t kpd_contract; /* contract_lock */ 47 rctl_qty_t kpd_crypto_mem; /* crypto_rctl_lock */ 48 } kproject_data_t; 49 50 /* 51 * The first two fields of this structure must not be reordered. 52 */ 53 typedef struct kproject { 54 projid_t kpj_id; /* project ID */ 55 zoneid_t kpj_zoneid; /* zone ID */ 56 uint_t kpj_count; /* reference counter */ 57 uint32_t kpj_shares; /* number of shares */ 58 rctl_set_t *kpj_rctls; /* resource control set */ 59 struct kproject *kpj_prev; /* previous project */ 60 struct kproject *kpj_next; /* next project */ 61 kproject_data_t kpj_data; /* subsystem-specfic data */ 62 kmutex_t kpj_poolbind; /* synch. with pools */ 63 rctl_qty_t kpj_nlwps; /* protected by project's zone's */ 64 /* zone_nlwps_lock */ 65 rctl_qty_t kpj_nlwps_ctl; /* protected by kpj_rctls->rcs_lock */ 66 rctl_qty_t kpj_ntasks; /* protected by project's zone's */ 67 /* zone_nlwps_lock */ 68 rctl_qty_t kpj_ntasks_ctl; /* protected by kpj_rctls->rcs_lock */ 69 } kproject_t; 70 71 #ifdef _KERNEL 72 73 /* 74 * Flags for project_hold_by_id() 75 */ 76 #define PROJECT_HOLD_FIND 1 77 #define PROJECT_HOLD_INSERT 2 78 79 void project_init(void); 80 kproject_t *project_hold(kproject_t *); 81 kproject_t *project_hold_by_id(projid_t, zoneid_t, int); 82 void project_rele(kproject_t *); 83 int project_walk_all(zoneid_t, int (*)(kproject_t *, void *), void *); 84 projid_t curprojid(void); 85 86 extern kproject_t *proj0p; 87 extern rctl_hndl_t rc_project_nlwps; 88 extern rctl_hndl_t rc_project_ntasks; 89 90 #endif /* _KERNEL */ 91 92 #ifdef __cplusplus 93 } 94 #endif 95 96 #endif /* _SYS_PROJECT_H */ 97