summaryrefslogtreecommitdiff
path: root/drivers/vhost/scsi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/vhost/scsi.c')
-rw-r--r--drivers/vhost/scsi.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 17fcd3b2e686..76f8d649147b 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -46,7 +46,6 @@
#include <linux/virtio_scsi.h>
#include <linux/llist.h>
#include <linux/bitmap.h>
-#include <linux/percpu_ida.h>
#include "vhost.h"
@@ -324,7 +323,7 @@ static void vhost_scsi_release_cmd(struct se_cmd *se_cmd)
}
vhost_scsi_put_inflight(tv_cmd->inflight);
- percpu_ida_free(&se_sess->sess_tag_pool, se_cmd->map_tag);
+ target_free_tag(se_sess, se_cmd);
}
static u32 vhost_scsi_sess_get_index(struct se_session *se_sess)
@@ -567,7 +566,7 @@ vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct vhost_scsi_tpg *tpg,
struct se_session *se_sess;
struct scatterlist *sg, *prot_sg;
struct page **pages;
- int tag;
+ int tag, cpu;
tv_nexus = tpg->tpg_nexus;
if (!tv_nexus) {
@@ -576,7 +575,7 @@ vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct vhost_scsi_tpg *tpg,
}
se_sess = tv_nexus->tvn_se_sess;
- tag = percpu_ida_alloc(&se_sess->sess_tag_pool, TASK_RUNNING);
+ tag = sbitmap_queue_get(&se_sess->sess_tag_pool, &cpu);
if (tag < 0) {
pr_err("Unable to obtain tag for vhost_scsi_cmd\n");
return ERR_PTR(-ENOMEM);
@@ -591,6 +590,7 @@ vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct vhost_scsi_tpg *tpg,
cmd->tvc_prot_sgl = prot_sg;
cmd->tvc_upages = pages;
cmd->tvc_se_cmd.map_tag = tag;
+ cmd->tvc_se_cmd.map_cpu = cpu;
cmd->tvc_tag = scsi_tag;
cmd->tvc_lun = lun;
cmd->tvc_task_attr = task_attr;
@@ -1738,7 +1738,7 @@ static int vhost_scsi_make_nexus(struct vhost_scsi_tpg *tpg,
* 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 = target_alloc_session(&tpg->se_tpg,
+ tv_nexus->tvn_se_sess = target_setup_session(&tpg->se_tpg,
VHOST_SCSI_DEFAULT_TAGS,
sizeof(struct vhost_scsi_cmd),
TARGET_PROT_DIN_PASS | TARGET_PROT_DOUT_PASS,
@@ -1797,7 +1797,7 @@ static int vhost_scsi_drop_nexus(struct vhost_scsi_tpg *tpg)
/*
* Release the SCSI I_T Nexus to the emulated vhost Target Port
*/
- transport_deregister_session(tv_nexus->tvn_se_sess);
+ target_remove_session(se_sess);
tpg->tpg_nexus = NULL;
mutex_unlock(&tpg->tv_tpg_mutex);
@@ -1912,9 +1912,7 @@ static struct configfs_attribute *vhost_scsi_tpg_attrs[] = {
};
static struct se_portal_group *
-vhost_scsi_make_tpg(struct se_wwn *wwn,
- struct config_group *group,
- const char *name)
+vhost_scsi_make_tpg(struct se_wwn *wwn, const char *name)
{
struct vhost_scsi_tport *tport = container_of(wwn,
struct vhost_scsi_tport, tport_wwn);