diff options
author | Nicholas Bellinger <nab@linux-iscsi.org> | 2015-01-31 23:56:53 -0800 |
---|---|---|
committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2015-02-04 10:55:39 -0800 |
commit | 1a1ff8256af679c8a69c438d27644383ddcfcb3b (patch) | |
tree | c27771852c9d9364bd03897d5d5c46ceed660d61 /drivers/vhost/scsi.c | |
parent | f575c6123387e72d460add7391c4f8eaafb61ac2 (diff) |
vhost/scsi: Global tcm_vhost -> vhost_scsi rename
There is a large amount of code that still references the original
'tcm_vhost' naming conventions, instead of modern 'vhost_scsi'.
Go ahead and do a global rename to make the usage consistent.
Cc: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/vhost/scsi.c')
-rw-r--r-- | drivers/vhost/scsi.c | 662 |
1 files changed, 331 insertions, 331 deletions
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index 1a66fcfeb61c..daf10b7fa311 100644 --- a/drivers/vhost/scsi.c +++ b/drivers/vhost/scsi.c @@ -51,13 +51,13 @@ #include "vhost.h" -#define TCM_VHOST_VERSION "v0.1" -#define TCM_VHOST_NAMELEN 256 -#define TCM_VHOST_MAX_CDB_SIZE 32 -#define TCM_VHOST_DEFAULT_TAGS 256 -#define TCM_VHOST_PREALLOC_SGLS 2048 -#define TCM_VHOST_PREALLOC_UPAGES 2048 -#define TCM_VHOST_PREALLOC_PROT_SGLS 512 +#define VHOST_SCSI_VERSION "v0.1" +#define VHOST_SCSI_NAMELEN 256 +#define VHOST_SCSI_MAX_CDB_SIZE 32 +#define VHOST_SCSI_DEFAULT_TAGS 256 +#define VHOST_SCSI_PREALLOC_SGLS 2048 +#define VHOST_SCSI_PREALLOC_UPAGES 2048 +#define VHOST_SCSI_PREALLOC_PROT_SGLS 512 struct vhost_scsi_inflight { /* Wait for the flush operation to finish */ @@ -66,7 +66,7 @@ struct vhost_scsi_inflight { struct kref kref; }; -struct tcm_vhost_cmd { +struct vhost_scsi_cmd { /* Descriptor from vhost_get_vq_desc() for virt_queue segment */ int tvc_vq_desc; /* virtio-scsi initiator task attribute */ @@ -82,7 +82,7 @@ struct tcm_vhost_cmd { /* The number of scatterlists associated with this cmd */ u32 tvc_sgl_count; u32 tvc_prot_sgl_count; - /* Saved unpacked SCSI LUN for tcm_vhost_submission_work() */ + /* Saved unpacked SCSI LUN for vhost_scsi_submission_work() */ u32 tvc_lun; /* Pointer to the SGL formatted memory from virtio-scsi */ struct scatterlist *tvc_sgl; @@ -95,13 +95,13 @@ struct tcm_vhost_cmd { /* Pointer to vhost_virtqueue for the cmd */ struct vhost_virtqueue *tvc_vq; /* Pointer to vhost nexus memory */ - struct tcm_vhost_nexus *tvc_nexus; + struct vhost_scsi_nexus *tvc_nexus; /* The TCM I/O descriptor that is accessed via container_of() */ struct se_cmd tvc_se_cmd; - /* work item used for cmwq dispatch to tcm_vhost_submission_work() */ + /* work item used for cmwq dispatch to vhost_scsi_submission_work() */ struct work_struct work; /* Copy of the incoming SCSI command descriptor block (CDB) */ - unsigned char tvc_cdb[TCM_VHOST_MAX_CDB_SIZE]; + unsigned char tvc_cdb[VHOST_SCSI_MAX_CDB_SIZE]; /* Sense buffer that will be mapped into outgoing status */ unsigned char tvc_sense_buf[TRANSPORT_SENSE_BUFFER]; /* Completed commands list, serviced from vhost worker thread */ @@ -110,53 +110,53 @@ struct tcm_vhost_cmd { struct vhost_scsi_inflight *inflight; }; -struct tcm_vhost_nexus { +struct vhost_scsi_nexus { /* Pointer to TCM session for I_T Nexus */ struct se_session *tvn_se_sess; }; -struct tcm_vhost_nacl { +struct vhost_scsi_nacl { /* Binary World Wide unique Port Name for Vhost Initiator port */ u64 iport_wwpn; /* ASCII formatted WWPN for Sas Initiator port */ - char iport_name[TCM_VHOST_NAMELEN]; - /* Returned by tcm_vhost_make_nodeacl() */ + char iport_name[VHOST_SCSI_NAMELEN]; + /* Returned by vhost_scsi_make_nodeacl() */ struct se_node_acl se_node_acl; }; -struct tcm_vhost_tpg { +struct vhost_scsi_tpg { /* Vhost port target portal group tag for TCM */ u16 tport_tpgt; /* Used to track number of TPG Port/Lun Links wrt to explict I_T Nexus shutdown */ int tv_tpg_port_count; /* Used for vhost_scsi device reference to tpg_nexus, protected by tv_tpg_mutex */ int tv_tpg_vhost_count; - /* list for tcm_vhost_list */ + /* list for vhost_scsi_list */ struct list_head tv_tpg_list; /* Used to protect access for tpg_nexus */ struct mutex tv_tpg_mutex; /* Pointer to the TCM VHost I_T Nexus for this TPG endpoint */ - struct tcm_vhost_nexus *tpg_nexus; - /* Pointer back to tcm_vhost_tport */ - struct tcm_vhost_tport *tport; - /* Returned by tcm_vhost_make_tpg() */ + struct vhost_scsi_nexus *tpg_nexus; + /* Pointer back to vhost_scsi_tport */ + struct vhost_scsi_tport *tport; + /* Returned by vhost_scsi_make_tpg() */ struct se_portal_group se_tpg; /* Pointer back to vhost_scsi, protected by tv_tpg_mutex */ struct vhost_scsi *vhost_scsi; }; -struct tcm_vhost_tport { +struct vhost_scsi_tport { /* SCSI protocol the tport is providing */ u8 tport_proto_id; /* Binary World Wide unique Port Name for Vhost Target port */ u64 tport_wwpn; /* ASCII formatted WWPN for Vhost Target port */ - char tport_name[TCM_VHOST_NAMELEN]; - /* Returned by tcm_vhost_make_tport() */ + char tport_name[VHOST_SCSI_NAMELEN]; + /* Returned by vhost_scsi_make_tport() */ struct se_wwn tport_wwn; }; -struct tcm_vhost_evt { +struct vhost_scsi_evt { /* event to be sent to guest */ struct virtio_scsi_event event; /* event list, serviced from vhost worker thread */ @@ -198,7 +198,7 @@ struct vhost_scsi_virtqueue { struct vhost_scsi { /* Protected by vhost_scsi->dev.mutex */ - struct tcm_vhost_tpg **vs_tpg; + struct vhost_scsi_tpg **vs_tpg; char vs_vhost_wwpn[TRANSPORT_IQN_LEN]; struct vhost_dev dev; @@ -215,13 +215,13 @@ struct vhost_scsi { }; /* Local pointer to allocated TCM configfs fabric module */ -static struct target_fabric_configfs *tcm_vhost_fabric_configfs; +static struct target_fabric_configfs *vhost_scsi_fabric_configfs; -static struct workqueue_struct *tcm_vhost_workqueue; +static struct workqueue_struct *vhost_scsi_workqueue; -/* Global spinlock to protect tcm_vhost TPG list for vhost IOCTL access */ -static DEFINE_MUTEX(tcm_vhost_mutex); -static LIST_HEAD(tcm_vhost_list); +/* Global spinlock to protect vhost_scsi TPG list for vhost IOCTL access */ +static DEFINE_MUTEX(vhost_scsi_mutex); +static LIST_HEAD(vhost_scsi_list); static int iov_num_pages(void __user *iov_base, size_t iov_len) { @@ -229,7 +229,7 @@ static int iov_num_pages(void __user *iov_base, size_t iov_len) ((unsigned long)iov_base & PAGE_MASK)) >> PAGE_SHIFT; } -static void tcm_vhost_done_inflight(struct kref *kref) +static void vhost_scsi_done_inflight(struct kref *kref) { struct vhost_scsi_inflight *inflight; @@ -237,7 +237,7 @@ static void tcm_vhost_done_inflight(struct kref *kref) complete(&inflight->comp); } -static void tcm_vhost_init_inflight(struct vhost_scsi *vs, +static void vhost_scsi_init_inflight(struct vhost_scsi *vs, struct vhost_scsi_inflight *old_inflight[]) { struct vhost_scsi_inflight *new_inflight; @@ -265,7 +265,7 @@ static void tcm_vhost_init_inflight(struct vhost_scsi *vs, } static struct vhost_scsi_inflight * -tcm_vhost_get_inflight(struct vhost_virtqueue *vq) +vhost_scsi_get_inflight(struct vhost_virtqueue *vq) { struct vhost_scsi_inflight *inflight; struct vhost_scsi_virtqueue *svq; @@ -277,31 +277,31 @@ tcm_vhost_get_inflight(struct vhost_virtqueue *vq) return inflight; } -static void tcm_vhost_put_inflight(struct vhost_scsi_inflight *inflight) +static void vhost_scsi_put_inflight(struct vhost_scsi_inflight *inflight) { - kref_put(&inflight->kref, tcm_vhost_done_inflight); + kref_put(&inflight->kref, vhost_scsi_done_inflight); } -static int tcm_vhost_check_true(struct se_portal_group *se_tpg) +static int vhost_scsi_check_true(struct se_portal_group *se_tpg) { return 1; } -static int tcm_vhost_check_false(struct se_portal_group *se_tpg) +static int vhost_scsi_check_false(struct se_portal_group *se_tpg) { return 0; } -static char *tcm_vhost_get_fabric_name(void) +static char *vhost_scsi_get_fabric_name(void) { return "vhost"; } -static u8 tcm_vhost_get_fabric_proto_ident(struct se_portal_group *se_tpg) +static u8 vhost_scsi_get_fabric_proto_ident(struct se_portal_group *se_tpg) { - struct tcm_vhost_tpg *tpg = container_of(se_tpg, - struct tcm_vhost_tpg, se_tpg); - struct tcm_vhost_tport *tport = tpg->tport; + struct vhost_scsi_tpg *tpg = container_of(se_tpg, + struct vhost_scsi_tpg, se_tpg); + struct vhost_scsi_tport *tport = tpg->tport; switch (tport->tport_proto_id) { case SCSI_PROTOCOL_SAS: @@ -319,37 +319,37 @@ static u8 tcm_vhost_get_fabric_proto_ident(struct se_portal_group *se_tpg) return sas_get_fabric_proto_ident(se_tpg); } -static char *tcm_vhost_get_fabric_wwn(struct se_portal_group *se_tpg) +static char *vhost_scsi_get_fabric_wwn(struct se_portal_group *se_tpg) { - struct tcm_vhost_tpg *tpg = container_of(se_tpg, - struct tcm_vhost_tpg, se_tpg); - struct tcm_vhost_tport *tport = tpg->tport; + struct vhost_scsi_tpg *tpg = container_of(se_tpg, + struct vhost_scsi_tpg, se_tpg); + struct vhost_scsi_tport *tport = tpg->tport; return &tport->tport_name[0]; } -static u16 tcm_vhost_get_tag(struct se_portal_group *se_tpg) +static u16 vhost_scsi_get_tpgt(struct se_portal_group *se_tpg) { - struct tcm_vhost_tpg *tpg = container_of(se_tpg, - struct tcm_vhost_tpg, se_tpg); + struct vhost_scsi_tpg *tpg = container_of(se_tpg, + struct vhost_scsi_tpg, se_tpg); return tpg->tport_tpgt; } -static u32 tcm_vhost_get_default_depth(struct se_portal_group *se_tpg) +static u32 vhost_scsi_get_default_depth(struct se_portal_group *se_tpg) { return 1; } static u32 -tcm_vhost_get_pr_transport_id(struct se_portal_group *se_tpg, +vhost_scsi_get_pr_transport_id(struct se_portal_group *se_tpg, struct se_node_acl *se_nacl, struct t10_pr_registration *pr_reg, int *format_code, unsigned char *buf) { - struct tcm_vhost_tpg *tpg = container_of(se_tpg, - struct tcm_vhost_tpg, se_tpg); - struct tcm_vhost_tport *tport = tpg->tport; + struct vhost_scsi_tpg *tpg = container_of(se_tpg, + struct vhost_scsi_tpg, se_tpg); + struct vhost_scsi_tport *tport = tpg->tport; switch (tport->tport_proto_id) { case SCSI_PROTOCOL_SAS: @@ -372,14 +372,14 @@ tcm_vhost_get_pr_transport_id(struct se_portal_group *se_tpg, } static u32 -tcm_vhost_get_pr_transport_id_len(struct se_portal_group *se_tpg, +vhost_scsi_get_pr_transport_id_len(struct se_portal_group *se_tpg, struct se_node_acl *se_nacl, struct t10_pr_registration *pr_reg, int *format_code) { - struct tcm_vhost_tpg *tpg = container_of(se_tpg, - struct tcm_vhost_tpg, se_tpg); - struct tcm_vhost_tport *tport = tpg->tport; + struct vhost_scsi_tpg *tpg = container_of(se_tpg, + struct vhost_scsi_tpg, se_tpg); + struct vhost_scsi_tport *tport = tpg->tport; switch (tport->tport_proto_id) { case SCSI_PROTOCOL_SAS: @@ -402,14 +402,14 @@ tcm_vhost_get_pr_transport_id_len(struct se_portal_group *se_tpg, } static char * -tcm_vhost_parse_pr_out_transport_id(struct se_portal_group *se_tpg, +vhost_scsi_parse_pr_out_transport_id(struct se_portal_group *se_tpg, const char *buf, u32 *out_tid_len, char **port_nexus_ptr) { - struct tcm_vhost_tpg *tpg = container_of(se_tpg, - struct tcm_vhost_tpg, se_tpg); - struct tcm_vhost_tport *tport = tpg->tport; + struct vhost_scsi_tpg *tpg = container_of(se_tpg, + struct vhost_scsi_tpg, se_tpg); + struct vhost_scsi_tport *tport = tpg->tport; switch (tport->tport_proto_id) { case SCSI_PROTOCOL_SAS: @@ -432,13 +432,13 @@ tcm_vhost_parse_pr_out_transport_id(struct se_portal_group *se_tpg, } static struct se_node_acl * -tcm_vhost_alloc_fabric_acl(struct se_portal_group *se_tpg) +vhost_scsi_alloc_fabric_acl(struct se_portal_group *se_tpg) { - struct tcm_vhost_nacl *nacl; + struct vhost_scsi_nacl *nacl; - nacl = kzalloc(sizeof(struct tcm_vhost_nacl), GFP_KERNEL); + nacl = kzalloc(sizeof(struct vhost_scsi_nacl), GFP_KERNEL); if (!nacl) { - pr_err("Unable to allocate struct tcm_vhost_nacl\n"); + pr_err("Unable to allocate struct vhost_scsi_nacl\n"); return NULL; } @@ -446,23 +446,23 @@ tcm_vhost_alloc_fabric_acl(struct se_portal_group *se_tpg) } static void -tcm_vhost_release_fabric_acl(struct se_portal_group *se_tpg, +vhost_scsi_release_fabric_acl(struct se_portal_group *se_tpg, struct se_node_acl *se_nacl) { - struct tcm_vhost_nacl *nacl = container_of(se_nacl, - struct tcm_vhost_nacl, se_node_acl); + struct vhost_scsi_nacl *nacl = container_of(se_nacl, + struct vhost_scsi_nacl, se_node_acl); kfree(nacl); } -static u32 tcm_vhost_tpg_get_inst_index(struct se_portal_group *se_tpg) +static u32 vhost_scsi_tpg_get_inst_index(struct se_portal_group *se_tpg) { return 1; } -static void tcm_vhost_release_cmd(struct se_cmd *se_cmd) +static void vhost_scsi_release_cmd(struct se_cmd *se_cmd) { - struct tcm_vhost_cmd *tv_cmd = container_of(se_cmd, - struct tcm_vhost_cmd, tvc_se_cmd); + struct vhost_scsi_cmd *tv_cmd = container_of(se_cmd, + struct vhost_scsi_cmd, tvc_se_cmd); struct se_session *se_sess = tv_cmd->tvc_nexus->tvn_se_sess; int i; @@ -475,53 +475,53 @@ static void tcm_vhost_release_cmd(struct se_cmd *se_cmd) put_page(sg_page(&tv_cmd->tvc_prot_sgl[i])); } - tcm_vhost_put_inflight(tv_cmd->inflight); + vhost_scsi_put_inflight(tv_cmd->inflight); percpu_ida_free(&se_sess->sess_tag_pool, se_cmd->map_tag); } -static int tcm_vhost_shutdown_session(struct se_session *se_sess) +static int vhost_scsi_shutdown_session(struct se_session *se_sess) { return 0; } -static void tcm_vhost_close_session(struct se_session *se_sess) +static void vhost_scsi_close_session(struct se_session *se_sess) { return; } -static u32 tcm_vhost_sess_get_index(struct se_session *se_sess) +static u32 vhost_scsi_sess_get_index(struct se_session *se_sess) { return 0; } -static int tcm_vhost_write_pending(struct se_cmd *se_cmd) +static int vhost_scsi_write_pending(struct se_cmd *se_cmd) { /* Go ahead and process the write immediately */ target_execute_cmd(se_cmd); return 0; } -static int tcm_vhost_write_pending_status(struct se_cmd *se_cmd) +static int vhost_scsi_write_pending_status(struct se_cmd *se_cmd) { return 0; } -static void tcm_vhost_set_default_node_attrs(struct se_node_acl *nacl) +static void vhost_scsi_set_default_node_attrs(struct se_node_acl *nacl) { return; } -static u32 tcm_vhost_get_task_tag(struct se_cmd *se_cmd) +static u32 vhost_scsi_get_task_tag(struct se_cmd *se_cmd) { return 0; } -static int tcm_vhost_get_cmd_state(struct se_cmd *se_cmd) +static int vhost_scsi_get_cmd_state(struct se_cmd *se_cmd) { return 0; } -static void vhost_scsi_complete_cmd(struct tcm_vhost_cmd *cmd) +static void vhost_scsi_complete_cmd(struct vhost_scsi_cmd *cmd) { struct vhost_scsi *vs = cmd->tvc_vhost; @@ -530,44 +530,44 @@ static void vhost_scsi_complete_cmd(struct tcm_vhost_cmd *cmd) vhost_work_queue(&vs->dev, &vs->vs_completion_work); } -static int tcm_vhost_queue_data_in(struct se_cmd *se_cmd) +static int vhost_scsi_queue_data_in(struct se_cmd *se_cmd) { - struct tcm_vhost_cmd *cmd = container_of(se_cmd, - struct tcm_vhost_cmd, tvc_se_cmd); + struct vhost_scsi_cmd *cmd = container_of(se_cmd, + struct vhost_scsi_cmd, tvc_se_cmd); vhost_scsi_complete_cmd(cmd); return 0; } -static int tcm_vhost_queue_status(struct se_cmd *se_cmd) +static int vhost_scsi_queue_status(struct se_cmd *se_cmd) { - struct tcm_vhost_cmd *cmd = container_of(se_cmd, - struct tcm_vhost_cmd, tvc_se_cmd); + struct vhost_scsi_cmd *cmd = container_of(se_cmd, + struct vhost_scsi_cmd, tvc_se_cmd); vhost_scsi_complete_cmd(cmd); return 0; } -static void tcm_vhost_queue_tm_rsp(struct se_cmd *se_cmd) +static void vhost_scsi_queue_tm_rsp(struct se_cmd *se_cmd) { return; } -static void tcm_vhost_aborted_task(struct se_cmd *se_cmd) +static void vhost_scsi_aborted_task(struct se_cmd *se_cmd) { return; } -static void tcm_vhost_free_evt(struct vhost_scsi *vs, struct tcm_vhost_evt *evt) +static void vhost_scsi_free_evt(struct vhost_scsi *vs, struct vhost_scsi_evt *evt) { vs->vs_events_nr--; kfree(evt); } -static struct tcm_vhost_evt * -tcm_vhost_allocate_evt(struct vhost_scsi *vs, +static struct vhost_scsi_evt * +vhost_scsi_allocate_evt(struct vhost_scsi *vs, u32 event, u32 reason) { struct vhost_virtqueue *vq = &vs->vqs[VHOST_SCSI_VQ_EVT].vq; - struct tcm_vhost_evt *evt; + struct vhost_scsi_evt *evt; if (vs->vs_events_nr > VHOST_SCSI_MAX_EVENT) { vs->vs_events_missed = true; @@ -576,7 +576,7 @@ tcm_vhost_allocate_evt(struct vhost_scsi *vs, evt = kzalloc(sizeof(*evt), GFP_KERNEL); if (!evt) { - vq_err(vq, "Failed to allocate tcm_vhost_evt\n"); + vq_err(vq, "Failed to allocate vhost_scsi_evt\n"); vs->vs_events_missed = true; return NULL; } @@ -588,7 +588,7 @@ tcm_vhost_allocate_evt(struct vhost_scsi *vs, return evt; } -static void vhost_scsi_free_cmd(struct tcm_vhost_cmd *cmd) +static void vhost_scsi_free_cmd(struct vhost_scsi_cmd *cmd) { struct se_cmd *se_cmd = &cmd->tvc_se_cmd; @@ -603,7 +603,7 @@ static int vhost_scsi_check_stop_free(struct se_cmd *se_cmd) } static void -tcm_vhost_do_evt_work(struct vhost_scsi *vs, struct tcm_vhost_evt *evt) +vhost_scsi_do_evt_work(struct vhost_scsi *vs, struct vhost_scsi_evt *evt) { struct vhost_virtqueue *vq = &vs->vqs[VHOST_SCSI_VQ_EVT].vq; struct virtio_scsi_event *event = &evt->event; @@ -649,24 +649,24 @@ again: if (!ret) vhost_add_used_and_signal(&vs->dev, vq, head, 0); else - vq_err(vq, "Faulted on tcm_vhost_send_event\n"); + vq_err(vq, "Faulted on vhost_scsi_send_event\n"); } -static void tcm_vhost_evt_work(struct vhost_work *work) +static void vhost_scsi_evt_work(struct vhost_work *work) { struct vhost_scsi *vs = container_of(work, struct vhost_scsi, vs_event_work); struct vhost_virtqueue *vq = &vs->vqs[VHOST_SCSI_VQ_EVT].vq; - struct tcm_vhost_evt *evt; + struct vhost_scsi_evt *evt; struct llist_node *llnode; mutex_lock(&vq->mutex); llnode = llist_del_all(&vs->vs_event_list); while (llnode) { - evt = llist_entry(llnode, struct tcm_vhost_evt, list); + evt = llist_entry(llnode, struct vhost_scsi_evt, list); llnode = llist_next(llnode); - tcm_vhost_do_evt_work(vs, evt); - tcm_vhost_free_evt(vs, evt); + vhost_scsi_do_evt_work(vs, evt); + vhost_scsi_free_evt(vs, evt); } mutex_unlock(&vq->mutex); } @@ -682,7 +682,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work) vs_completion_work); DECLARE_BITMAP(signal, VHOST_SCSI_MAX_VQ); struct virtio_scsi_cmd_resp v_rsp; - struct tcm_vhost_cmd *cmd; + struct vhost_scsi_cmd *cmd; struct llist_node *llnode; struct se_cmd *se_cmd; struct iov_iter iov_iter; @@ -691,7 +691,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work) bitmap_zero(signal, VHOST_SCSI_MAX_VQ); llnode = llist_del_all(&vs->vs_completion_list); while (llnode) { - cmd = llist_entry(llnode, struct tcm_vhost_cmd, + cmd = llist_entry(llnode, struct vhost_scsi_cmd, tvc_completion_list); llnode = llist_next(llnode); se_cmd = &cmd->tvc_se_cmd; @@ -729,13 +729,13 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work) vhost_signal(&vs->dev, &vs->vqs[vq].vq); } -static struct tcm_vhost_cmd * -vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct tcm_vhost_tpg *tpg, +static struct vhost_scsi_cmd * +vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct vhost_scsi_tpg *tpg, unsigned char *cdb, u64 scsi_tag, u16 lun, u8 task_attr, u32 exp_data_len, int data_direction) { - struct tcm_vhost_cmd *cmd; - struct tcm_vhost_nexus *tv_nexus; + struct vhost_scsi_cmd *cmd; + struct vhost_scsi_nexus *tv_nexus; struct se_session *se_sess; struct scatterlist *sg, *prot_sg; struct page **pages; @@ -743,22 +743,22 @@ vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct tcm_vhost_tpg *tpg, tv_nexus = tpg->tpg_nexus; if (!tv_nexus) { - pr_err("Unable to locate active struct tcm_vhost_nexus\n"); + pr_err("Unable to locate active struct vhost_scsi_nexus\n"); return ERR_PTR(-EIO); } se_sess = tv_nexus->tvn_se_sess; tag = percpu_ida_alloc(&se_sess->sess_tag_pool, TASK_RUNNING); if (tag < 0) { - pr_err("Unable to obtain tag for tcm_vhost_cmd\n"); + pr_err("Unable to obtain tag for vhost_scsi_cmd\n"); return ERR_PTR(-ENOMEM); } - cmd = &((struct tcm_vhost_cmd *)se_sess->sess_cmd_map)[tag]; + cmd = &((struct vhost_scsi_cmd *)se_sess->sess_cmd_map)[tag]; sg = cmd->tvc_sgl; prot_sg = cmd->tvc_prot_sgl; pages = cmd->tvc_upages; - memset(cmd, 0, sizeof(struct tcm_vhost_cmd)); + memset(cmd, 0, sizeof(struct vhost_scsi_cmd)); cmd->tvc_sgl = sg; cmd->tvc_prot_sgl = prot_sg; @@ -770,9 +770,9 @@ vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct tcm_vhost_tpg *tpg, cmd->tvc_exp_data_len = exp_data_len; cmd->tvc_data_direction = data_direction; cmd->tvc_nexus = tv_nexus; - cmd->inflight = tcm_vhost_get_inflight(vq); + cmd->inflight = vhost_scsi_get_inflight(vq); - memcpy(cmd->tvc_cdb, cdb, TCM_VHOST_MAX_CDB_SIZE); + memcpy(cmd->tvc_cdb, cdb, VHOST_SCSI_MAX_CDB_SIZE); return cmd; } @@ -783,7 +783,7 @@ vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct tcm_vhost_tpg *tpg, * Returns the number of scatterlist entries used or -errno on error. */ static int -vhost_scsi_map_to_sgl(struct tcm_vhost_cmd *cmd, +vhost_scsi_map_to_sgl(struct vhost_scsi_cmd *cmd, void __user *ptr, size_t len, struct scatterlist *sgl, @@ -795,10 +795,10 @@ vhost_scsi_map_to_sgl(struct tcm_vhost_cmd *cmd, struct page **pages = cmd->tvc_upages; int ret, i; - if (pages_nr > TCM_VHOST_PREALLOC_UPAGES) { + if (pages_nr > VHOST_SCSI_PREALLOC_UPAGES) { pr_err("vhost_scsi_map_to_sgl() pages_nr: %u greater than" - " preallocated TCM_VHOST_PREALLOC_UPAGES: %u\n", - pages_nr, TCM_VHOST_PREALLOC_UPAGES); + " preallocated VHOST_SCSI_PREALLOC_UPAGES: %u\n", + pages_nr, VHOST_SCSI_PREALLOC_UPAGES); return -ENOBUFS; } @@ -849,9 +849,9 @@ vhost_scsi_calc_sgls(struct iov_iter *iter, size_t bytes, int max_sgls) } static int -vhost_scsi_iov_to_sgl(struct tcm_vhost_cmd *cmd, bool write, - struct iov_iter *iter, struct scatterlist *sg, - int sg_count) +vhost_scsi_iov_to_sgl(struct vhost_scsi_cmd *cmd, bool write, + struct iov_iter *iter, + struct scatterlist *sg, int sg_count) { size_t off = iter->iov_offset; int i, ret; @@ -876,7 +876,7 @@ vhost_scsi_iov_to_sgl(struct tcm_vhost_cmd *cmd, bool write, } static int -vhost_scsi_mapal(struct tcm_vhost_cmd *cmd, +vhost_scsi_mapal(struct vhost_scsi_cmd *cmd, size_t prot_bytes, struct iov_iter *prot_iter, size_t data_bytes, struct iov_iter *data_iter) { @@ -885,7 +885,7 @@ vhost_scsi_mapal(struct tcm_vhost_cmd *cmd, if (prot_bytes) { sgl_count = vhost_scsi_calc_sgls(prot_iter, prot_bytes, - TCM_VHOST_PREALLOC_PROT_SGLS); + VHOST_SCSI_PREALLOC_PROT_SGLS); if (sgl_count < 0) return sgl_count; @@ -903,7 +903,7 @@ vhost_scsi_mapal(struct tcm_vhost_cmd *cmd, } } sgl_count = vhost_scsi_calc_sgls(data_iter, data_bytes, - TCM_VHOST_PREALLOC_SGLS); + VHOST_SCSI_PREALLOC_SGLS); if (sgl_count < 0) return sgl_count; @@ -921,11 +921,11 @@ vhost_scsi_mapal(struct tcm_vhost_cmd *cmd, return 0; } -static void tcm_vhost_submission_work(struct work_struct *work) +static void vhost_scsi_submission_work(struct work_struct *work) { - struct tcm_vhost_cmd *cmd = - container_of(work, struct tcm_vhost_cmd, work); - struct tcm_vhost_nexus *tv_nexus; + struct vhost_scsi_cmd *cmd = + container_of(work, struct vhost_scsi_cmd, work); + struct vhost_scsi_nexus *tv_nexus; struct se_cmd *se_cmd = &cmd->tvc_se_cmd; struct scatterlist *sg_ptr, *sg_prot_ptr = NULL; int rc; @@ -978,10 +978,10 @@ vhost_scsi_send_bad_target(struct vhost_scsi *vs, static void vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) { - struct tcm_vhost_tpg **vs_tpg, *tpg; + struct vhost_scsi_tpg **vs_tpg, *tpg; struct virtio_scsi_cmd_req v_req; struct virtio_scsi_cmd_req_pi v_req_pi; - struct tcm_vhost_cmd *cmd; + struct vhost_scsi_cmd *cmd; struct iov_iter out_iter, in_iter, prot_iter, data_iter; u64 tag; u32 exp_data_len, data_direction; @@ -1168,10 +1168,10 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) * * TODO what if cdb was too small for varlen cdb header? */ - if (unlikely(scsi_command_size(cdb) > TCM_VHOST_MAX_CDB_SIZE)) { + if (unlikely(scsi_command_size(cdb) > VHOST_SCSI_MAX_CDB_SIZE)) { vq_err(vq, "Received SCSI CDB with command_size: %d that" " exceeds SCSI_MAX_VARLEN_CDB_SIZE: %d\n", - scsi_command_size(cdb), TCM_VHOST_MAX_CDB_SIZE); + scsi_command_size(cdb), VHOST_SCSI_MAX_CDB_SIZE); vhost_scsi_send_bad_target(vs, vq, head, out); continue; } @@ -1200,7 +1200,7 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) exp_data_len, &data_iter); if (unlikely(ret)) { vq_err(vq, "Failed to map iov to sgl\n"); - tcm_vhost_release_cmd(&cmd->tvc_se_cmd); + vhost_scsi_release_cmd(&cmd->tvc_se_cmd); vhost_scsi_send_bad_target(vs, vq, head, out); continue; } @@ -1217,8 +1217,8 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) * cmd is executed on the same kworker CPU as this vhost * thread to gain positive L2 cache locality effects. */ - INIT_WORK(&cmd->work, tcm_vhost_submission_work); - queue_work(tcm_vhost_workqueue, &cmd->work); + INIT_WORK(&cmd->work, vhost_scsi_submission_work); + queue_work(vhost_scsi_workqueue, &cmd->work); } out: mutex_unlock(&vq->mutex); @@ -1230,15 +1230,15 @@ static void vhost_scsi_ctl_handle_kick(struct vhost_work *work) } static void -tcm_vhost_send_evt(struct vhost_scsi *vs, - struct tcm_vhost_tpg *tpg, +vhost_scsi_send_evt(struct vhost_scsi *vs, + struct vhost_scsi_tpg *tpg, struct se_lun *lun, u32 event, u32 reason) { - struct tcm_vhost_evt *evt; + struct vhost_scsi_evt *evt; - evt = tcm_vhost_allocate_evt(vs, event, reason); + evt = vhost_scsi_allocate_evt(vs, event, reason); if (!evt) return; @@ -1270,7 +1270,7 @@ static void vhost_scsi_evt_handle_kick(struct vhost_work *work) goto out; if (vs->vs_events_missed) - tcm_vhost_send_evt(vs, NULL, NULL, VIRTIO_SCSI_T_NO_EVENT, 0); + vhost_scsi_send_evt(vs, NULL, NULL, VIRTIO_SCSI_T_NO_EVENT, 0); out: mutex_unlock(&vq->mutex); } @@ -1296,7 +1296,7 @@ static void vhost_scsi_flush(struct vhost_scsi *vs) int i; /* Init new inflight and remember the old inflight */ - tcm_vhost_init_inflight(vs, old_inflight); + vhost_scsi_init_inflight(vs, old_inflight); /* * The inflight->kref was initialized to 1. We decrement it here to @@ -1304,7 +1304,7 @@ static void vhost_scsi_flush(struct vhost_scsi *vs) * when all the reqs are finished. */ for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) - kref_put(&old_inflight[i]->kref, tcm_vhost_done_inflight); + kref_put(&old_inflight[i]->kref, vhost_scsi_done_inflight); /* Flush both the vhost poll and vhost work */ for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) @@ -1319,24 +1319,24 @@ static void vhost_scsi_flush(struct vhost_scsi *vs) /* * Called from vhost_scsi_ioctl() context to walk the list of available - * tcm_vhost_tpg with an active struct tcm_vhost_nexus + * vhost_scsi_tpg with an active struct vhost_scsi_nexus * * The lock nesting rule is: - * tcm_vhost_mutex -> vs->dev.mutex -> tpg->tv_tpg_mutex -> vq->mutex + * vhost_scsi_mutex -> vs->dev.mutex -> tpg->tv_tpg_mutex -> vq->mutex */ static int vhost_scsi_set_endpoint(struct vhost_scsi *vs, struct vhost_scsi_target *t) { struct se_portal_group *se_tpg; - struct tcm_vhost_tport *tv_tport; - struct tcm_vhost_tpg *tpg; - struct tcm_vhost_tpg **vs_tpg; + struct vhost_scsi_tport *tv_tport; + struct vhost_scsi_tpg *tpg; + struct vhost_scsi_tpg **vs_tpg; struct vhost_virtqueue *vq; int index, ret, i, len; bool match = false; - mutex_lock(&tcm_vhost_mutex); + mutex_lock(&vhost_scsi_mutex); mutex_lock(&vs->dev.mutex); /* Verify that ring has been setup correctly. */ @@ -1357,7 +1357,7 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, if (vs->vs_tpg) memcpy(vs_tpg, vs->vs_tpg, len); - list_for_each_entry(tpg, &tcm_vhost_list, tv_tpg_list) { + list_for_each_entry(tpg, &vhost_scsi_list, tv_tpg_list) { mutex_lock(&tpg->tv_tpg_mutex); if (!tpg->tpg_nexus) { mutex_unlock(&tpg->tv_tpg_mutex); @@ -1425,7 +1425,7 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, out: mutex_unlock(&vs->dev.mutex); - mutex_unlock(&tcm_vhost_mutex); + mutex_unlock(&vhost_scsi_mutex); return ret; } @@ -1434,14 +1434,14 @@ vhost_scsi_clear_endpoint(struct vhost_scsi *vs, struct vhost_scsi_target *t) { struct se_portal_group *se_tpg; - struct tcm_vhost_tport *tv_tport; - struct tcm_vhost_tpg *tpg; + struct vhost_scsi_tport *tv_tport; + struct vhost_scsi_tpg *tpg; struct vhost_virtqueue *vq; bool match = false; int index, ret, i; u8 target; - mutex_lock(&tcm_vhost_mutex); + mutex_lock(&vhost_scsi_mutex); mutex_lock(&vs->dev.mutex); /* Verify that ring has been setup correctly. */ for (index = 0; index < vs->dev.nvqs; ++index) { @@ -1507,14 +1507,14 @@ vhost_scsi_clear_endpoint(struct vhost_scsi *vs, vs->vs_tpg = NULL; WARN_ON(vs->vs_events_nr); mutex_unlock(&vs->dev.mutex); - mutex_unlock(&tcm_vhost_mutex); + mutex_unlock(&vhost_scsi_mutex); return 0; err_tpg: mutex_unlock(&tpg->tv_tpg_mutex); err_dev: mutex_unlock(&vs->dev.mutex); - mutex_unlock(&tcm_vhost_mutex); + mutex_unlock(&vhost_scsi_mutex); return ret; } @@ -1561,7 +1561,7 @@ static int vhost_scsi_open(struct inode *inode, struct file *f) goto err_vqs; vhost_work_init(&vs->vs_completion_work, vhost_scsi_complete_cmd_work); - vhost_work_init(&vs->vs_event_work, tcm_vhost_evt_work); + vhost_work_init(&vs->vs_event_work, vhost_scsi_evt_work); vs->vs_events_nr = 0; vs->vs_events_missed = false; @@ -1576,7 +1576,7 @@ static int vhost_scsi_open(struct inode *inode, struct file *f) } vhost_dev_init(&vs->dev, vqs, VHOST_SCSI_MAX_VQ); - tcm_vhost_init_inflight(vs, NULL); + vhost_scsi_init_inflight(vs, NULL); f->private_data = vs; return 0; @@ -1708,7 +1708,7 @@ static int vhost_scsi_deregister(void) return misc_deregister(&vhost_scsi_misc); } -static char *tcm_vhost_dump_proto_id(struct tcm_vhost_tport *tport) +static char *vhost_scsi_dump_proto_id(struct vhost_scsi_tport *tport) { switch (tport->tport_proto_id) { case SCSI_PROTOCOL_SAS: @@ -1725,7 +1725,7 @@ static char *tcm_vhost_dump_proto_id(struct tcm_vhost_tport *tport) } static void -tcm_vhost_do_plug(struct tcm_vhost_tpg *tpg, +vhost_scsi_do_plug(struct vhost_scsi_tpg *tpg, struct se_lun *lun, bool plug) { @@ -1746,71 +1746,71 @@ tcm_vhost_do_plug(struct tcm_vhost_tpg *tpg, vq = &vs->vqs[VHOST_SCSI_VQ_EVT].vq; mutex_lock(&vq->mutex); if (vhost_has_feature(vq, VIRTIO_SCSI_F_HOTPLUG)) - tcm_vhost_send_evt(vs, tpg, lun, + vhost_scsi_send_evt(vs, tpg, lun, VIRTIO_SCSI_T_TRANSPORT_RESET, reason); mutex_unlock(&vq->mutex); mutex_unlock(&vs->dev.mutex); } -static void tcm_vhost_hotplug(struct tcm_vhost_tpg *tpg, struct se_lun *lun) +static void vhost_scsi_hotplug(struct vhost_scsi_tpg *tpg, struct se_lun *lun) { - tcm_vhost_do_plug(tpg, lun, true); + vhost_scsi_do_plug(tpg, lun, true); } -static void tcm_vhost_hotunplug(struct tcm_vhost_tpg *tpg, struct se_lun *lun) +static void vhost_scsi_hotunplug(struct vhost_scsi_tpg *tpg, struct se_lun *lun) { - tcm_vhost_do_plug(tpg, lun, false); + vhost_scsi_do_plug(tpg, lun, false); } -static int tcm_vhost_port_link(struct se_portal_group *se_tpg, +static int vhost_scsi_port_link(struct se_portal_group *se_tpg, struct se_lun *lun) { - struct tcm_vhost_tpg *tpg = container_of(se_tpg, - struct tcm_vhost_tpg, se_tpg); + struct vhost_scsi_tpg *tpg = container_of(se_tpg, + struct vhost_scsi_tpg, se_tpg); - mutex_lock(&tcm_vhost_mutex); + mutex_lock(&vhost_scsi_mutex); mutex_lock(&tpg->tv_tpg_mutex); tpg->tv_tpg_port_count++; mutex_unlock(&tpg->tv_tpg_mutex); - tcm_vhost_hotplug(tpg, lun); + vhost_scsi_hotplug(tpg, lun); - mutex_unlock(&tcm_vhost_mutex); + mutex_unlock(&vhost_scsi_mutex); return 0; } -static void tcm_vhost_port_unlink(struct se_portal_group *se_tpg, +static void vhost_scsi_port_unlink(struct se_portal_group *se_tpg, struct se_lun *lun) { - struct tcm_vhost_tpg *tpg = container_of(se_tpg, - struct tcm_vhost_tpg, se_tpg); + struct vhost_scsi_tpg *tpg = container_of(se_tpg, + struct vhost_scsi_tpg, se_tpg); - mutex_lock(&tcm_vhost_mutex); + mutex_lock(&vhost_scsi_mutex); mutex_lock(&tpg->tv_tpg_mutex); tpg->tv_tpg_port_count--; mutex_unlock(&tpg->tv_tpg_mutex); - tcm_vhost_hotunplug(tpg, lun); + vhost_scsi_hotunplug(tpg, lun); - mutex_unlock(&tcm_vhost_mutex); + mutex_unlock(&vhost_scsi_mutex); } static struct se_node_acl * -tcm_vhost_make_nodeacl(struct se_portal_group *se_tpg, +vhost_scsi_make_nodeacl(struct se_portal_group *se_tpg, struct config_group *group, const char *name) { struct se_node_acl *se_nacl, *se_nacl_new; - struct tcm_vhost_nacl *nacl; + struct vhost_scsi_nacl *nacl; u64 wwpn = 0; u32 nexus_depth; - /* tcm_vhost_parse_wwn(name, &wwpn, 1) < 0) + /* vhost_scsi_parse_wwn(name, &wwpn, 1) < 0) return ERR_PTR(-EINVAL); */ - se_nacl_new = tcm_vhost_alloc_fabric_acl(se_tpg); + se_nacl_new = vhost_scsi_alloc_fabric_acl(se_tpg); if (!se_nacl_new) return ERR_PTR(-ENOMEM); @@ -1822,37 +1822,37 @@ tcm_vhost_make_nodeacl(struct se_portal_group *se_tpg, se_nacl = core_tpg_add_initiator_node_acl(se_tpg, se_nacl_new, name, nexus_depth); if (IS_ERR(se_nacl)) { - tcm_vhost_release_fabric_acl(se_tpg, se_nacl_new); + vhost_scsi_release_fabric_acl(se_tpg, se_nacl_new); return se_nacl; } /* - * Locate our struct tcm_vhost_nacl and set the FC Nport WWPN + * Locate our struct vhost_scsi_nacl and set the FC Nport WWPN */ - nacl = container_of(se_nacl, struct tcm_vhost_nacl, se_node_acl); + nacl = container_of(se_nacl, struct vhost_scsi_nacl, se_node_acl); nacl->iport_wwpn = wwpn; return se_nacl; } -static void tcm_vhost_drop_nodeacl(struct se_node_acl *se_acl) +static void vhost_scsi_drop_nodeacl(struct se_node_acl *se_acl) { - struct tcm_vhost_nacl *nacl = container_of(se_acl, - struct tcm_vhost_nacl, se_node_acl); + struct vhost_scsi_nacl *nacl = container_of(se_acl, + struct vhost_scsi_nacl, se_node_acl); core_tpg_del_initiator_node_acl(se_acl->se_tpg, se_acl, 1); kfree(nacl); } -static void tcm_vhost_free_cmd_map_res(struct tcm_vhost_nexus *nexus, +static void vhost_scsi_free_cmd_map_res(struct vhost_scsi_nexus *nexus, struct se_session *se_sess) { - struct tcm_vhost_cmd *tv_cmd; + struct vhost_scsi_cmd *tv_cmd; unsigned int i; if (!se_sess->sess_cmd_map) return; - for (i = 0; i < TCM_VHOST_DEFAULT_TAGS; i++) { - tv_cmd = &((struct tcm_vhost_cmd *)se_sess->sess_cmd_map)[i]; + for (i = 0; i < VHOST_SCSI_DEFAULT_TAGS; i++) { + tv_cmd = |