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[SCSI] iscsi: add iscsi host helpers

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This finishes the host/session unbinding, by adding some helpers
to add and remove hosts and the session they manage.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Mike Christie
2008-05-21 15:54:00 -05:00
committed by James Bottomley
parent 756135215e
commit a4804cd6eb
6 changed files with 99 additions and 31 deletions
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17
drivers/infiniband/ulp/iser/iscsi_iser.c
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@@ -371,10 +371,8 @@ static void iscsi_iser_session_destroy(struct iscsi_cls_session *cls_session)
{
struct Scsi_Host *shost = iscsi_session_to_shost(cls_session);
iscsi_session_teardown(cls_session);
scsi_remove_host(shost);
iscsi_host_teardown(shost);
scsi_host_put(shost);
iscsi_host_remove(shost);
iscsi_host_free(shost);
}
static struct iscsi_cls_session *
@@ -396,7 +394,7 @@ iscsi_iser_session_create(struct Scsi_Host *shost,
return NULL;
}
shost = scsi_host_alloc(&iscsi_iser_sht, 0);
shost = iscsi_host_alloc(&iscsi_iser_sht, 0, ISCSI_MAX_CMD_PER_LUN);
if (!shost)
return NULL;
shost->transportt = iscsi_iser_scsi_transport;
@@ -405,9 +403,7 @@ iscsi_iser_session_create(struct Scsi_Host *shost,
shost->max_channel = 0;
shost->max_cmd_len = 16;
iscsi_host_setup(shost, qdepth);
if (scsi_add_host(shost, NULL))
if (iscsi_host_add(shost, NULL))
goto free_host;
*hostno = shost->host_no;
@@ -443,10 +439,9 @@ iscsi_iser_session_create(struct Scsi_Host *shost,
return cls_session;
remove_host:
scsi_remove_host(shost);
iscsi_host_remove(shost);
free_host:
iscsi_host_teardown(shost);
scsi_host_put(shost);
iscsi_host_free(shost);
return NULL;
}