diff options
Diffstat (limited to 'include/target/target_core_base.h')
| -rw-r--r-- | include/target/target_core_base.h | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index e34fc904f2e1..5bdb8b7d2a69 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -5,11 +5,12 @@ #include <linux/configfs.h> #include <linux/dma-mapping.h> #include <linux/blkdev.h> +#include <linux/percpu_ida.h> #include <scsi/scsi_cmnd.h> #include <net/sock.h> #include <net/tcp.h> -#define TARGET_CORE_MOD_VERSION "v4.1.0-rc2-ml" +#define TARGET_CORE_MOD_VERSION "v4.1.0" #define TARGET_CORE_VERSION TARGET_CORE_MOD_VERSION /* Maximum Number of LUNs per Target Portal Group */ @@ -96,6 +97,10 @@ * block/blk-lib.c:blkdev_issue_discard() */ #define DA_EMULATE_TPWS 0 +/* Emulation for CompareAndWrite (AtomicTestandSet) by default */ +#define DA_EMULATE_CAW 1 +/* Emulation for 3rd Party Copy (ExtendedCopy) by default */ +#define DA_EMULATE_3PC 1 /* No Emulation for PSCSI by default */ #define DA_EMULATE_ALUA 0 /* Enforce SCSI Initiator Port TransportID with 'ISID' for PR */ @@ -158,6 +163,9 @@ enum se_cmd_flags_table { SCF_ALUA_NON_OPTIMIZED = 0x00008000, SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC = 0x00020000, SCF_ACK_KREF = 0x00040000, + SCF_COMPARE_AND_WRITE = 0x00080000, + SCF_COMPARE_AND_WRITE_POST = 0x00100000, + SCF_CMD_XCOPY_PASSTHROUGH = 0x00200000, }; /* struct se_dev_entry->lun_flags and struct se_lun->lun_access */ @@ -196,6 +204,7 @@ enum tcm_sense_reason_table { TCM_ADDRESS_OUT_OF_RANGE = R(0x11), TCM_OUT_OF_RESOURCES = R(0x12), TCM_PARAMETER_LIST_LENGTH_ERROR = R(0x13), + TCM_MISCOMPARE_VERIFY = R(0x14), #undef R }; @@ -415,6 +424,8 @@ struct se_cmd { enum dma_data_direction data_direction; /* For SAM Task Attribute */ int sam_task_attr; + /* Used for se_sess->sess_tag_pool */ + unsigned int map_tag; /* Transport protocol dependent state, see transport_state_table */ enum transport_state_table t_state; unsigned cmd_wait_set:1; @@ -444,11 +455,14 @@ struct se_cmd { struct kref cmd_kref; struct target_core_fabric_ops *se_tfo; sense_reason_t (*execute_cmd)(struct se_cmd *); - void (*transport_complete_callback)(struct se_cmd *); + sense_reason_t (*execute_rw)(struct se_cmd *, struct scatterlist *, + u32, enum dma_data_direction); + sense_reason_t (*transport_complete_callback)(struct se_cmd *); unsigned char *t_task_cdb; unsigned char __t_task_cdb[TCM_MAX_COMMAND_SIZE]; unsigned long long t_task_lba; + unsigned int t_task_nolb; unsigned int transport_state; #define CMD_T_ABORTED (1 << 0) #define CMD_T_ACTIVE (1 << 1) @@ -469,7 +483,9 @@ struct se_cmd { struct work_struct work; struct scatterlist *t_data_sg; + struct scatterlist *t_data_sg_orig; unsigned int t_data_nents; + unsigned int t_data_nents_orig; void *t_data_vmap; struct scatterlist *t_bidi_data_sg; unsigned int t_bidi_data_nents; @@ -536,6 +552,8 @@ struct se_session { struct list_head sess_wait_list; spinlock_t sess_cmd_lock; struct kref sess_kref; + void *sess_cmd_map; + struct percpu_ida sess_tag_pool; }; struct se_device; @@ -589,6 +607,8 @@ struct se_dev_attrib { int emulate_tas; int emulate_tpu; int emulate_tpws; + int emulate_caw; + int emulate_3pc; int enforce_pr_isids; int is_nonrot; int emulate_rest_reord; @@ -656,6 +676,7 @@ struct se_device { spinlock_t se_port_lock; spinlock_t se_tmr_lock; spinlock_t qf_cmd_lock; + struct semaphore caw_sem; /* Used for legacy SPC-2 reservationsa */ struct se_node_acl *dev_reserved_node_acl; /* Used for ALUA Logical Unit Group membership */ @@ -669,6 +690,7 @@ struct se_device { struct list_head delayed_cmd_list; struct list_head state_list; struct list_head qf_cmd_list; + struct list_head g_dev_node; /* Pointer to associated SE HBA */ struct se_hba *se_hba; /* T10 Inquiry and VPD WWN Information */ |