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Commit 1a1ff825 authored by Nicholas Bellinger's avatar Nicholas Bellinger
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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: default avatarMichael S. Tsirkin <mst@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: default avatarNicholas Bellinger <nab@linux-iscsi.org>
parent f575c612
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Showing with 331 additions and 331 deletions
drivers/vhost/scsi.c
View file @ 1a1ff825
......@@ -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 @@ tcm_vhost_do_evt_work(struct vhost_scsi *vs, struct tcm_vhost_evt *evt)
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 = &((struct vhost_scsi_cmd *)se_sess->sess_cmd_map)[i];
kfree(tv_cmd->tvc_sgl);
kfree(tv_cmd->tvc_prot_sgl);
......@@ -1860,13 +1860,13 @@ static void tcm_vhost_free_cmd_map_res(struct tcm_vhost_nexus *nexus,
}
}
static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg,
static int vhost_scsi_make_nexus(struct vhost_scsi_tpg *tpg,
const char *name)
{
struct se_portal_group *se_tpg;
struct se_session *se_sess;
struct tcm_vhost_nexus *tv_nexus;
struct tcm_vhost_cmd *tv_cmd;
struct vhost_scsi_nexus *tv_nexus;
struct vhost_scsi_cmd *tv_cmd;
unsigned int i;
mutex_lock(&tpg->tv_tpg_mutex);
......@@ -1877,19 +1877,19 @@ static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg,
}
se_tpg = &tpg->se_tpg;
tv_nexus = kzalloc(sizeof(struct tcm_vhost_nexus), GFP_KERNEL);
tv_nexus = kzalloc(sizeof(struct vhost_scsi_nexus), GFP_KERNEL);
if (!tv_nexus) {
mutex_unlock(&tpg->tv_tpg_mutex);
pr_err("Unable to allocate struct tcm_vhost_nexus\n");
pr_err("Unable to allocate struct vhost_scsi_nexus\n");
return -ENOMEM;
}
/*
* Initialize the struct se_session pointer and setup tagpool
* for struct tcm_vhost_cmd descriptors
* for struct vhost_scsi_cmd descriptors
*/
tv_nexus->tvn_se_sess = transport_init_session_tags(
TCM_VHOST_DEFAULT_TAGS,
sizeof(struct tcm_vhost_cmd),
VHOST_SCSI_DEFAULT_TAGS,
sizeof(struct vhost_scsi_cmd),
TARGET_PROT_DIN_PASS | TARGET_PROT_DOUT_PASS);
if (IS_ERR(tv_nexus->tvn_se_sess)) {
mutex_unlock(&tpg->tv_tpg_mutex);
......@@ -1897,11 +1897,11 @@ static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg,
return -ENOMEM;
}
se_sess = tv_nexus->tvn_se_sess;
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 = &((struct vhost_scsi_cmd *)se_sess->sess_cmd_map)[i];
tv_cmd->tvc_sgl = kzalloc(sizeof(struct scatterlist) *
TCM_VHOST_PREALLOC_SGLS, GFP_KERNEL);
VHOST_SCSI_PREALLOC_SGLS, GFP_KERNEL);
if (!tv_cmd->tvc_sgl) {
mutex_unlock(&tpg->tv_tpg_mutex);
pr_err("Unable to allocate tv_cmd->tvc_sgl\n");
......@@ -1909,7 +1909,7 @@ static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg,
}
tv_cmd->tvc_upages = kzalloc(sizeof(struct page *) *
TCM_VHOST_PREALLOC_UPAGES, GFP_KERNEL);
VHOST_SCSI_PREALLOC_UPAGES, GFP_KERNEL);
if (!tv_cmd->tvc_upages) {
mutex_unlock(&tpg->tv_tpg_mutex);
pr_err("Unable to allocate tv_cmd->tvc_upages\n");
......@@ -1917,7 +1917,7 @@ static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg,
}
tv_cmd->tvc_prot_sgl = kzalloc(sizeof(struct scatterlist) *
TCM_VHOST_PREALLOC_PROT_SGLS, GFP_KERNEL);
VHOST_SCSI_PREALLOC_PROT_SGLS, GFP_KERNEL);
if (!tv_cmd->tvc_prot_sgl) {
mutex_unlock(&tpg->tv_tpg_mutex);
pr_err("Unable to allocate tv_cmd->tvc_prot_sgl\n");
......@@ -1926,7 +1926,7 @@ static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg,
}
/*
* Since we are running in 'demo mode' this call with generate a
* struct se_node_acl for the tcm_vhost struct se_portal_group with
* struct se_node_acl for the vhost_scsi struct se_portal_group with
* the SCSI Initiator port name of the passed configfs group 'name'.
*/
tv_nexus->tvn_se_sess->se_node_acl = core_tpg_check_initiator_node_acl(
......@@ -1949,16 +1949,16 @@ static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg,
return 0;
out:
tcm_vhost_free_cmd_map_res(tv_nexus, se_sess);
vhost_scsi_free_cmd_map_res(tv_nexus, se_sess);
transport_free_session(se_sess);
kfree(tv_nexus);
return -ENOMEM;
}
static int tcm_vhost_drop_nexus(struct tcm_vhost_tpg *tpg)
static int vhost_scsi_drop_nexus(struct vhost_scsi_tpg *tpg)
{
struct se_session *se_sess;
struct tcm_vhost_nexus *tv_nexus;
struct vhost_scsi_nexus *tv_nexus;
mutex_lock(&tpg->tv_tpg_mutex);
tv_nexus = tpg->tpg_nexus;
......@@ -1990,10 +1990,10 @@ static int tcm_vhost_drop_nexus(struct tcm_vhost_tpg *tpg)
}
pr_debug("TCM_vhost_ConfigFS: Removing I_T Nexus to emulated"
" %s Initiator Port: %s\n", tcm_vhost_dump_proto_id(tpg->tport),
" %s Initiator Port: %s\n", vhost_scsi_dump_proto_id(tpg->tport),
tv_nexus->tvn_se_sess->se_node_acl->initiatorname);
tcm_vhost_free_cmd_map_res(tv_nexus, se_sess);
vhost_scsi_free_cmd_map_res(tv_nexus, se_sess);
/*
* Release the SCSI I_T Nexus to the emulated vhost Target Port
*/
......@@ -2005,12 +2005,12 @@ static int tcm_vhost_drop_nexus(struct tcm_vhost_tpg *tpg)
return 0;
}
static ssize_t tcm_vhost_tpg_show_nexus(struct se_portal_group *se_tpg,
static ssize_t vhost_scsi_tpg_show_nexus(struct se_portal_group *se_tpg,
char *page)
{
struct tcm_vhost_tpg *tpg = container_of(se_tpg,
struct tcm_vhost_tpg, se_tpg);
struct tcm_vhost_nexus *tv_nexus;
struct vhost_scsi_tpg *tpg = container_of(se_tpg,
struct vhost_scsi_tpg, se_tpg);
struct vhost_scsi_nexus *tv_nexus;
ssize_t ret;
mutex_lock(&tpg->tv_tpg_mutex);
......@@ -2026,40 +2026,40 @@ static ssize_t tcm_vhost_tpg_show_nexus(struct se_portal_group *se_tpg,
return ret;
}
static ssize_t tcm_vhost_tpg_store_nexus(struct se_portal_group *se_tpg,
static ssize_t vhost_scsi_tpg_store_nexus(struct se_portal_group *se_tpg,
const char *page,
size_t count)
{
struct tcm_vhost_tpg *tpg = container_of(se_tpg,
struct tcm_vhost_tpg, se_tpg);
struct tcm_vhost_tport *tport_wwn = tpg->tport;
unsigned char i_port[TCM_VHOST_NAMELEN], *ptr, *port_ptr;
struct vhost_scsi_tpg *tpg = container_of(se_tpg,
struct vhost_scsi_tpg, se_tpg);
struct vhost_scsi_tport *tport_wwn = tpg->tport;
unsigned char i_port[VHOST_SCSI_NAMELEN], *ptr, *port_ptr;
int ret;
/*
* Shutdown the active I_T nexus if 'NULL' is passed..
*/
if (!strncmp(page, "NULL", 4)) {
ret = tcm_vhost_drop_nexus(tpg);
ret = vhost_scsi_drop_nexus(tpg);
return (!ret) ? count : ret;
}
/*
* Otherwise make sure the passed virtual Initiator port WWN matches
* the fabric protocol_id set in tcm_vhost_make_tport(), and call
* tcm_vhost_make_nexus().
* the fabric protocol_id set in vhost_scsi_make_tport(), and call
* vhost_scsi_make_nexus().
*/
if (strlen(page) >= TCM_VHOST_NAMELEN) {
if (strlen(page) >= VHOST_SCSI_NAMELEN) {
pr_err("Emulated NAA Sas Address: %s, exceeds"
" max: %d\n", page, TCM_VHOST_NAMELEN);
" max: %d\n", page, VHOST_SCSI_NAMELEN);
return -EINVAL;
}
snprintf(&i_port[0], TCM_VHOST_NAMELEN, "%s", page);
snprintf(&i_port[0], VHOST_SCSI_NAMELEN, "%s", page);
ptr = strstr(i_port, "naa.");
if (ptr) {
if (tport_wwn->tport_proto_id != SCSI_PROTOCOL_SAS) {
pr_err("Passed SAS Initiator Port %s does not"
" match target port protoid: %s\n", i_port,
tcm_vhost_dump_proto_id(tport_wwn));
vhost_scsi_dump_proto_id(tport_wwn));
return -EINVAL;
}
port_ptr = &i_port[0];
......@@ -2070,7 +2070,7 @@ static ssize_t tcm_vhost_tpg_store_nexus(struct se_portal_group *se_tpg,
if (tport_wwn->tport_proto_id != SCSI_PROTOCOL_FCP) {
pr_err("Passed FCP Initiator Port %s does not"
" match target port protoid: %s\n", i_port,
tcm_vhost_dump_proto_id(tport_wwn));
vhost_scsi_dump_proto_id(tport_wwn));
return -EINVAL;
}
port_ptr = &i_port[3]; /* Skip over "fc." */
......@@ -2081,7 +2081,7 @@ static ssize_t tcm_vhost_tpg_store_nexus(struct se_portal_group *se_tpg,
if (tport_wwn->tport_proto_id != SCSI_PROTOCOL_ISCSI) {
pr_err("Passed iSCSI Initiator Port %s does not"
" match target port protoid: %s\n", i_port,
tcm_vhost_dump_proto_id(tport_wwn));
vhost_scsi_dump_proto_id(tport_wwn));
return -EINVAL;
}
port_ptr = &i_port[0];
......@@ -2097,29 +2097,29 @@ static ssize_t tcm_vhost_tpg_store_nexus(struct se_portal_group *se_tpg,
if (i_port[strlen(i_port)-1] == '\n')
i_port[strlen(i_port)-1] = '\0';
ret = tcm_vhost_make_nexus(tpg, port_ptr);
ret = vhost_scsi_make_nexus(tpg, port_ptr);
if (ret < 0)
return ret;
return count;
}
TF_TPG_BASE_ATTR(tcm_vhost, nexus, S_IRUGO | S_IWUSR);
TF_TPG_BASE_ATTR(vhost_scsi, nexus, S_IRUGO | S_IWUSR);
static struct configfs_attribute *tcm_vhost_tpg_attrs[] = {
&tcm_vhost_tpg_nexus.attr,
static struct configfs_attribute *vhost_scsi_tpg_attrs[] = {
&vhost_scsi_tpg_nexus.attr,
NULL,
};
static struct se_portal_group *
tcm_vhost_make_tpg(struct se_wwn *wwn,
vhost_scsi_make_tpg(struct se_wwn *wwn,
struct config_group *group,
const char *name)
{
struct tcm_vhost_tport *tport = container_of(wwn,
struct tcm_vhost_tport, tport_wwn);
struct vhost_scsi_tport *tport = container_of(wwn,
struct vhost_scsi_tport, tport_wwn);
struct tcm_vhost_tpg *tpg;
struct vhost_scsi_tpg *tpg;
unsigned long tpgt;
int ret;
......@@ -2128,9 +2128,9 @@ tcm_vhost_make_tpg(struct se_wwn *wwn,
if (kstrtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)
return ERR_PTR(-EINVAL);
tpg = kzalloc(sizeof(struct tcm_vhost_tpg), GFP_KERNEL);
tpg = kzalloc(sizeof(struct vhost_scsi_tpg), GFP_KERNEL);
if (!tpg) {
pr_err("Unable to allocate struct tcm_vhost_tpg");
pr_err("Unable to allocate struct vhost_scsi_tpg");
return ERR_PTR(-ENOMEM);
}
mutex_init(&tpg->tv_tpg_mutex);
......@@ -2138,31 +2138,31 @@ tcm_vhost_make_tpg(struct se_wwn *wwn,
tpg->tport = tport;
tpg->tport_tpgt = tpgt;
ret = core_tpg_register(&tcm_vhost_fabric_configfs->tf_ops, wwn,
ret = core_tpg_register(&vhost_scsi_fabric_configfs->tf_ops, wwn,
&tpg->se_tpg, tpg, TRANSPORT_TPG_TYPE_NORMAL);
if (ret < 0) {
kfree(tpg);
return NULL;
}
mutex_lock(&tcm_vhost_mutex);
list_add_tail(&tpg->tv_tpg_list, &tcm_vhost_list);
mutex_unlock(&tcm_vhost_mutex);
mutex_lock(&vhost_scsi_mutex);
list_add_tail(&tpg->tv_tpg_list, &vhost_scsi_list);
mutex_unlock(&vhost_scsi_mutex);
return &tpg->se_tpg;
}
static void tcm_vhost_drop_tpg(struct se_portal_group *se_tpg)
static void vhost_scsi_drop_tpg(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);
mutex_lock(&tcm_vhost_mutex);
mutex_lock(&vhost_scsi_mutex);
list_del(&tpg->tv_tpg_list);
mutex_unlock(&tcm_vhost_mutex);
mutex_unlock(&vhost_scsi_mutex);
/*
* Release the virtual I_T Nexus for this vhost TPG
*/
tcm_vhost_drop_nexus(tpg);
vhost_scsi_drop_nexus(tpg);
/*
* Deregister the se_tpg from TCM..
*/
......@@ -2171,21 +2171,21 @@ static void tcm_vhost_drop_tpg(struct se_portal_group *se_tpg)
}
static struct se_wwn *
tcm_vhost_make_tport(struct target_fabric_configfs *tf,
vhost_scsi_make_tport(struct target_fabric_configfs *tf,
struct config_group *group,
const char *name)
{
struct tcm_vhost_tport *tport;
struct vhost_scsi_tport *tport;
char *ptr;
u64 wwpn = 0;
int off = 0;
/* if (tcm_vhost_parse_wwn(name, &wwpn, 1) < 0)
/* if (vhost_scsi_parse_wwn(name, &wwpn, 1) < 0)
return ERR_PTR(-EINVAL); */
tport = kzalloc(sizeof(struct tcm_vhost_tport), GFP_KERNEL);
tport = kzalloc(sizeof(struct vhost_scsi_tport), GFP_KERNEL);
if (!tport) {
pr_err("Unable to allocate struct tcm_vhost_tport");
pr_err("Unable to allocate struct vhost_scsi_tport");
return ERR_PTR(-ENOMEM);
}
tport->tport_wwpn = wwpn;
......@@ -2216,102 +2216,102 @@ tcm_vhost_make_tport(struct target_fabric_configfs *tf,
return ERR_PTR(-EINVAL);
check_len:
if (strlen(name) >= TCM_VHOST_NAMELEN) {
if (strlen(name) >= VHOST_SCSI_NAMELEN) {
pr_err("Emulated %s Address: %s, exceeds"
" max: %d\n", name, tcm_vhost_dump_proto_id(tport),
TCM_VHOST_NAMELEN);
" max: %d\n", name, vhost_scsi_dump_proto_id(tport),
VHOST_SCSI_NAMELEN);
kfree(tport);
return ERR_PTR(-EINVAL);
}
snprintf(&tport->tport_name[0], TCM_VHOST_NAMELEN, "%s", &name[off]);
snprintf(&tport->tport_name[0], VHOST_SCSI_NAMELEN, "%s", &name[off]);
pr_debug("TCM_VHost_ConfigFS: Allocated emulated Target"
" %s Address: %s\n", tcm_vhost_dump_proto_id(tport), name);
" %s Address: %s\n", vhost_scsi_dump_proto_id(tport), name);
return &tport->tport_wwn;
}
static void tcm_vhost_drop_tport(struct se_wwn *wwn)
static void vhost_scsi_drop_tport(struct se_wwn *wwn)
{
struct tcm_vhost_tport *tport = container_of(wwn,
struct tcm_vhost_tport, tport_wwn);
struct vhost_scsi_tport *tport = container_of(wwn,
struct vhost_scsi_tport, tport_wwn);
pr_debug("TCM_VHost_ConfigFS: Deallocating emulated Target"
" %s Address: %s\n", tcm_vhost_dump_proto_id(tport),
" %s Address: %s\n", vhost_scsi_dump_proto_id(tport),
tport->tport_name);
kfree(tport);
}
static ssize_t
tcm_vhost_wwn_show_attr_version(struct target_fabric_configfs *tf,
vhost_scsi_wwn_show_attr_version(struct target_fabric_configfs *tf,
char *page)
{
return sprintf(page, "TCM_VHOST fabric module %s on %s/%s"
"on "UTS_RELEASE"\n", TCM_VHOST_VERSION, utsname()->sysname,
"on "UTS_RELEASE"\n", VHOST_SCSI_VERSION, utsname()->sysname,
utsname()->machine);
}
TF_WWN_ATTR_RO(tcm_vhost, version);
TF_WWN_ATTR_RO(vhost_scsi, version);
static struct configfs_attribute *tcm_vhost_wwn_attrs[] = {
&tcm_vhost_wwn_version.attr,
static struct configfs_attribute *vhost_scsi_wwn_attrs[] = {
&vhost_scsi_wwn_version.attr,
NULL,
};
static struct target_core_fabric_ops tcm_vhost_ops = {
.get_fabric_name = tcm_vhost_get_fabric_name,
.get_fabric_proto_ident = tcm_vhost_get_fabric_proto_ident,
.tpg_get_wwn = tcm_vhost_get_fabric_wwn,
.tpg_get_tag = tcm_vhost_get_tag,
.tpg_get_default_depth = tcm_vhost_get_default_depth,
.tpg_get_pr_transport_id = tcm_vhost_get_pr_transport_id,
.tpg_get_pr_transport_id_len = tcm_vhost_get_pr_transport_id_len,
.tpg_parse_pr_out_transport_id = tcm_vhost_parse_pr_out_transport_id,
.tpg_check_demo_mode = tcm_vhost_check_true,
.tpg_check_demo_mode_cache = tcm_vhost_check_true,
.tpg_check_demo_mode_write_protect = tcm_vhost_check_false,
.tpg_check_prod_mode_write_protect = tcm_vhost_check_false,
.tpg_alloc_fabric_acl = tcm_vhost_alloc_fabric_acl,
.tpg_release_fabric_acl = tcm_vhost_release_fabric_acl,
.tpg_get_inst_index = tcm_vhost_tpg_get_inst_index,
.release_cmd = tcm_vhost_release_cmd,
static struct target_core_fabric_ops vhost_scsi_ops = {
.get_fabric_name = vhost_scsi_get_fabric_name,
.get_fabric_proto_ident = vhost_scsi_get_fabric_proto_ident,
.tpg_get_wwn = vhost_scsi_get_fabric_wwn,
.tpg_get_tag = vhost_scsi_get_tpgt,
.tpg_get_default_depth = vhost_scsi_get_default_depth,
.tpg_get_pr_transport_id = vhost_scsi_get_pr_transport_id,
.tpg_get_pr_transport_id_len = vhost_scsi_get_pr_transport_id_len,
.tpg_parse_pr_out_transport_id = vhost_scsi_parse_pr_out_transport_id,
.tpg_check_demo_mode = vhost_scsi_check_true,
.tpg_check_demo_mode_cache = vhost_scsi_check_true,
.tpg_check_demo_mode_write_protect = vhost_scsi_check_false,
.tpg_check_prod_mode_write_protect = vhost_scsi_check_false,
.tpg_alloc_fabric_acl = vhost_scsi_alloc_fabric_acl,
.tpg_release_fabric_acl = vhost_scsi_release_fabric_acl,
.tpg_get_inst_index = vhost_scsi_tpg_get_inst_index,
.release_cmd = vhost_scsi_release_cmd,
.check_stop_free = vhost_scsi_check_stop_free,
.shutdown_session = tcm_vhost_shutdown_session,
.close_session = tcm_vhost_close_session,
.sess_get_index = tcm_vhost_sess_get_index,
.shutdown_session = vhost_scsi_shutdown_session,
.close_session = vhost_scsi_close_session,
.sess_get_index = vhost_scsi_sess_get_index,
.sess_get_initiator_sid = NULL,
.write_pending = tcm_vhost_write_pending,
.write_pending_status = tcm_vhost_write_pending_status,
.set_default_node_attributes = tcm_vhost_set_default_node_attrs,
.get_task_tag = tcm_vhost_get_task_tag,
.get_cmd_state = tcm_vhost_get_cmd_state,
.queue_data_in = tcm_vhost_queue_data_in,
.queue_status = tcm_vhost_queue_status,
.queue_tm_rsp = tcm_vhost_queue_tm_rsp,
.aborted_task = tcm_vhost_aborted_task,
.write_pending = vhost_scsi_write_pending,
.write_pending_status = vhost_scsi_write_pending_status,
.set_default_node_attributes = vhost_scsi_set_default_node_attrs,
.get_task_tag = vhost_scsi_get_task_tag,
.get_cmd_state = vhost_scsi_get_cmd_state,
.queue_data_in = vhost_scsi_queue_data_in,
.queue_status = vhost_scsi_queue_status,
.queue_tm_rsp = vhost_scsi_queue_tm_rsp,
.aborted_task = vhost_scsi_aborted_task,
/*
* Setup callers for generic logic in target_core_fabric_configfs.c
*/
.fabric_make_wwn = tcm_vhost_make_tport,
.fabric_drop_wwn = tcm_vhost_drop_tport,
.fabric_make_tpg = tcm_vhost_make_tpg,
.fabric_drop_tpg = tcm_vhost_drop_tpg,
.fabric_post_link = tcm_vhost_port_link,
.fabric_pre_unlink = tcm_vhost_port_unlink,
.fabric_make_wwn = vhost_scsi_make_tport,
.fabric_drop_wwn = vhost_scsi_drop_tport,
.fabric_make_tpg = vhost_scsi_make_tpg,
.fabric_drop_tpg = vhost_scsi_drop_tpg,
.fabric_post_link = vhost_scsi_port_link,
.fabric_pre_unlink = vhost_scsi_port_unlink,
.fabric_make_np = NULL,
.fabric_drop_np = NULL,
.fabric_make_nodeacl = tcm_vhost_make_nodeacl,
.fabric_drop_nodeacl = tcm_vhost_drop_nodeacl,
.fabric_make_nodeacl = vhost_scsi_make_nodeacl,
.fabric_drop_nodeacl = vhost_scsi_drop_nodeacl,
};
static int tcm_vhost_register_configfs(void)
static int vhost_scsi_register_configfs(void)
{
struct target_fabric_configfs *fabric;
int ret;
pr_debug("TCM_VHOST fabric module %s on %s/%s"
" on "UTS_RELEASE"\n", TCM_VHOST_VERSION, utsname()->sysname,
pr_debug("vhost-scsi fabric module %s on %s/%s"
" on "UTS_RELEASE"\n", VHOST_SCSI_VERSION, utsname()->sysname,
utsname()->machine);
/*
* Register the top level struct config_item_type with TCM core
......@@ -2322,14 +2322,14 @@ static int tcm_vhost_register_configfs(void)
return PTR_ERR(fabric);
}
/*
* Setup fabric->tf_ops from our local tcm_vhost_ops
* Setup fabric->tf_ops from our local vhost_scsi_ops
*/
fabric->tf_ops = tcm_vhost_ops;
fabric->tf_ops = vhost_scsi_ops;
/*
* Setup default attribute lists for various fabric->tf_cit_tmpl
*/
fabric->tf_cit_tmpl.tfc_wwn_cit.ct_attrs = tcm_vhost_wwn_attrs;
fabric->tf_cit_tmpl.tfc_tpg_base_cit.ct_attrs = tcm_vhost_tpg_attrs;
fabric->tf_cit_tmpl.tfc_wwn_cit.ct_attrs = vhost_scsi_wwn_attrs;
fabric->tf_cit_tmpl.tfc_tpg_base_cit.ct_attrs = vhost_scsi_tpg_attrs;
fabric->tf_cit_tmpl.tfc_tpg_attrib_cit.ct_attrs = NULL;
fabric->tf_cit_tmpl.tfc_tpg_param_cit.ct_attrs = NULL;
fabric->tf_cit_tmpl.tfc_tpg_np_base_cit.ct_attrs = NULL;
......@@ -2349,37 +2349,37 @@ static int tcm_vhost_register_configfs(void)
/*
* Setup our local pointer to *fabric
*/
tcm_vhost_fabric_configfs = fabric;
pr_debug("TCM_VHOST[0] - Set fabric -> tcm_vhost_fabric_configfs\n");
vhost_scsi_fabric_configfs = fabric;
pr_debug("TCM_VHOST[0] - Set fabric -> vhost_scsi_fabric_configfs\n");
return 0;
};
static void tcm_vhost_deregister_configfs(void)
static void vhost_scsi_deregister_configfs(void)
{
if (!tcm_vhost_fabric_configfs)
if (!vhost_scsi_fabric_configfs)
return;
target_fabric_configfs_deregister(tcm_vhost_fabric_configfs);
tcm_vhost_fabric_configfs = NULL;
pr_debug("TCM_VHOST[0] - Cleared tcm_vhost_fabric_configfs\n");
target_fabric_configfs_deregister(vhost_scsi_fabric_configfs);
vhost_scsi_fabric_configfs = NULL;
pr_debug("TCM_VHOST[0] - Cleared vhost_scsi_fabric_configfs\n");
};
static int __init tcm_vhost_init(void)
static int __init vhost_scsi_init(void)
{
int ret = -ENOMEM;
/*
* Use our own dedicated workqueue for submitting I/O into
* target core to avoid contention within system_wq.
*/
tcm_vhost_workqueue = alloc_workqueue("tcm_vhost", 0, 0);
if (!tcm_vhost_workqueue)
vhost_scsi_workqueue = alloc_workqueue("vhost_scsi", 0, 0);
if (!vhost_scsi_workqueue)
goto out;
ret = vhost_scsi_register();
if (ret < 0)
goto out_destroy_workqueue;
ret = tcm_vhost_register_configfs();
ret = vhost_scsi_register_configfs();
if (ret < 0)
goto out_vhost_scsi_deregister;
......@@ -2388,20 +2388,20 @@ static int __init tcm_vhost_init(void)
out_vhost_scsi_deregister:
vhost_scsi_deregister();
out_destroy_workqueue:
destroy_workqueue(tcm_vhost_workqueue);
destroy_workqueue(vhost_scsi_workqueue);
out:
return ret;
};
static void tcm_vhost_exit(void)
static void vhost_scsi_exit(void)
{
tcm_vhost_deregister_configfs();
vhost_scsi_deregister_configfs();
vhost_scsi_deregister();
destroy_workqueue(tcm_vhost_workqueue);
destroy_workqueue(vhost_scsi_workqueue);
};
MODULE_DESCRIPTION("VHOST_SCSI series fabric driver");
MODULE_ALIAS("tcm_vhost");
MODULE_LICENSE("GPL");
module_init(tcm_vhost_init);
module_exit(tcm_vhost_exit);
module_init(vhost_scsi_init);
module_exit(vhost_scsi_exit);
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