target_core_pr.h (2551B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef TARGET_CORE_PR_H 3#define TARGET_CORE_PR_H 4 5#include <linux/types.h> 6#include <target/target_core_base.h> 7 8/* 9 * PERSISTENT_RESERVE_OUT service action codes 10 * 11 * spc5r04b section 6.15.2 Table 174 12 */ 13#define PRO_REGISTER 0x00 14#define PRO_RESERVE 0x01 15#define PRO_RELEASE 0x02 16#define PRO_CLEAR 0x03 17#define PRO_PREEMPT 0x04 18#define PRO_PREEMPT_AND_ABORT 0x05 19#define PRO_REGISTER_AND_IGNORE_EXISTING_KEY 0x06 20#define PRO_REGISTER_AND_MOVE 0x07 21#define PRO_REPLACE_LOST_RESERVATION 0x08 22/* 23 * PERSISTENT_RESERVE_IN service action codes 24 * 25 * spc5r04b section 6.14.1 Table 162 26 */ 27#define PRI_READ_KEYS 0x00 28#define PRI_READ_RESERVATION 0x01 29#define PRI_REPORT_CAPABILITIES 0x02 30#define PRI_READ_FULL_STATUS 0x03 31/* 32 * PERSISTENT_RESERVE_ SCOPE field 33 * 34 * spc5r04b section 6.14.3.2 Table 166 35 */ 36#define PR_SCOPE_LU_SCOPE 0x00 37/* 38 * PERSISTENT_RESERVE_* TYPE field 39 * 40 * spc5r04b section 6.14.3.3 Table 167 41 */ 42#define PR_TYPE_WRITE_EXCLUSIVE 0x01 43#define PR_TYPE_EXCLUSIVE_ACCESS 0x03 44#define PR_TYPE_WRITE_EXCLUSIVE_REGONLY 0x05 45#define PR_TYPE_EXCLUSIVE_ACCESS_REGONLY 0x06 46#define PR_TYPE_WRITE_EXCLUSIVE_ALLREG 0x07 47#define PR_TYPE_EXCLUSIVE_ACCESS_ALLREG 0x08 48 49#define PR_APTPL_MAX_IPORT_LEN 256 50#define PR_APTPL_MAX_TPORT_LEN 256 51 52/* 53 * Function defined in target_core_spc.c 54 */ 55void spc_gen_naa_6h_vendor_specific(struct se_device *, unsigned char *); 56 57extern struct kmem_cache *t10_pr_reg_cache; 58 59extern void core_pr_dump_initiator_port(struct t10_pr_registration *, 60 char *, u32); 61extern void target_release_reservation(struct se_device *dev); 62extern sense_reason_t target_scsi2_reservation_release(struct se_cmd *); 63extern sense_reason_t target_scsi2_reservation_reserve(struct se_cmd *); 64extern int core_scsi3_alloc_aptpl_registration( 65 struct t10_reservation *, u64, 66 unsigned char *, unsigned char *, u64, 67 unsigned char *, u16, u64, int, int, u8); 68extern int core_scsi3_check_aptpl_registration(struct se_device *, 69 struct se_portal_group *, struct se_lun *, 70 struct se_node_acl *, u64); 71extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *, 72 struct se_node_acl *); 73extern void core_scsi3_free_all_registrations(struct se_device *); 74extern unsigned char *core_scsi3_pr_dump_type(int); 75 76extern sense_reason_t target_scsi3_emulate_pr_in(struct se_cmd *); 77extern sense_reason_t target_scsi3_emulate_pr_out(struct se_cmd *); 78extern sense_reason_t target_check_reservation(struct se_cmd *); 79 80#endif /* TARGET_CORE_PR_H */