diff options
| author | Nicholas Bellinger <nab@linux-iscsi.org> | 2011-02-10 02:35:03 +0300 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2011-02-12 21:15:47 +0300 |
| commit | e89d15eeadb172bd53ca6362bf9ab6b22077224c (patch) | |
| tree | d7b5716ed3ccc80a4b3863305d6a0f8284ce49e4 /include | |
| parent | e63af95888894af6ca4112dc90083d1dff0fec29 (diff) | |
| download | linux-e89d15eeadb172bd53ca6362bf9ab6b22077224c.tar.xz | |
[SCSI] target: Remove procfs based target_core_mib.c code
This patch removes the legacy procfs based target_core_mib.c code,
and moves the necessary scsi_index_tables functions and defines into
target_core_transport.c and target_core_base.h code to allow existing
fabric independent statistics to function.
This includes the removal of a handful of 'atomic_t mib_ref_count'
counters used in struct se_node_acl, se_session and se_hba to prevent
removal while using seq_list procfs walking logic.
[jejb: fix up compile failures]
Signed-off-by: Nicholas A. Bellinger <nab@linux-iscsi.org>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/target/target_core_base.h | 27 | ||||
| -rw-r--r-- | include/target/target_core_transport.h | 2 |
2 files changed, 23 insertions, 6 deletions
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 07fdfb6b9a9a..9f9265569185 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -8,7 +8,6 @@ #include <scsi/scsi_cmnd.h> #include <net/sock.h> #include <net/tcp.h> -#include "target_core_mib.h" #define TARGET_CORE_MOD_VERSION "v4.0.0-rc6" #define SHUTDOWN_SIGS (sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGABRT)) @@ -195,6 +194,21 @@ typedef enum { SAM_TASK_ATTR_EMULATED } t10_task_attr_index_t; +/* + * Used for target SCSI statistics + */ +typedef enum { + SCSI_INST_INDEX, + SCSI_DEVICE_INDEX, + SCSI_AUTH_INTR_INDEX, + SCSI_INDEX_TYPE_MAX +} scsi_index_t; + +struct scsi_index_table { + spinlock_t lock; + u32 scsi_mib_index[SCSI_INDEX_TYPE_MAX]; +} ____cacheline_aligned; + struct se_cmd; struct t10_alua { @@ -578,8 +592,6 @@ struct se_node_acl { spinlock_t stats_lock; /* Used for PR SPEC_I_PT=1 and REGISTER_AND_MOVE */ atomic_t acl_pr_ref_count; - /* Used for MIB access */ - atomic_t mib_ref_count; struct se_dev_entry *device_list; struct se_session *nacl_sess; struct se_portal_group *se_tpg; @@ -595,8 +607,6 @@ struct se_node_acl { } ____cacheline_aligned; struct se_session { - /* Used for MIB access */ - atomic_t mib_ref_count; u64 sess_bin_isid; struct se_node_acl *se_node_acl; struct se_portal_group *se_tpg; @@ -806,7 +816,6 @@ struct se_hba { /* Virtual iSCSI devices attached. */ u32 dev_count; u32 hba_index; - atomic_t dev_mib_access_count; atomic_t load_balance_queue; atomic_t left_queue_depth; /* Maximum queue depth the HBA can handle. */ @@ -845,6 +854,12 @@ struct se_lun { #define SE_LUN(c) ((struct se_lun *)(c)->se_lun) +struct scsi_port_stats { + u64 cmd_pdus; + u64 tx_data_octets; + u64 rx_data_octets; +} ____cacheline_aligned; + struct se_port { /* RELATIVE TARGET PORT IDENTIFER */ u16 sep_rtpi; diff --git a/include/target/target_core_transport.h b/include/target/target_core_transport.h index 66f44e56eb80..246940511579 100644 --- a/include/target/target_core_transport.h +++ b/include/target/target_core_transport.h @@ -111,6 +111,8 @@ struct se_subsystem_api; extern int init_se_global(void); extern void release_se_global(void); +extern void init_scsi_index_table(void); +extern u32 scsi_get_new_index(scsi_index_t); extern void transport_init_queue_obj(struct se_queue_obj *); extern int transport_subsystem_check_init(void); extern int transport_subsystem_register(struct se_subsystem_api *); |