[SCSI] libiscsi: iscsi_session_setup to allow for private space

This patch contains changes that allow iscsi_session_setup
to allocate private space for LLD's

Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com>
Acked-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

2 files changed, 9 insertions, 2 deletions

diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c
index b23526cb39d7..f18e643f3589 100644
--- a/drivers/scsi/be2iscsi/be_iscsi.c
+++ b/drivers/scsi/be2iscsi/be_iscsi.c
@@ -44,9 +44,10 @@ struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep,
         struct Scsi_Host *shost;
         struct beiscsi_endpoint *beiscsi_ep;
         struct iscsi_cls_session *cls_session;
-        struct iscsi_session *sess;
         struct beiscsi_hba *phba;
         struct iscsi_task *task;
+        struct iscsi_session *sess;
+        struct beiscsi_session *beiscsi_sess;
         struct beiscsi_io_task *io_task;
         unsigned int max_size, num_cmd;
         dma_addr_t bus_add;
@@ -73,7 +74,8 @@ struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep,
 
          cls_session = iscsi_session_setup(&beiscsi_iscsi_transport,
                                            shost, cmds_max,
-                                           sizeof(struct beiscsi_io_task),
+                                           sizeof(*beiscsi_sess),
+                                           sizeof(*io_task),
                                            initial_cmdsn, ISCSI_MAX_TARGET);
         if (!cls_session)
                 return NULL;
diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h
index 2520c39c594d..387e363b0ec7 100644
--- a/drivers/scsi/be2iscsi/be_main.h
+++ b/drivers/scsi/be2iscsi/be_main.h
@@ -327,6 +327,10 @@ struct beiscsi_hba {
         struct be_ctrl_info ctrl;
 };
 
+struct beiscsi_session {
+        struct pci_pool *bhs_pool;
+};
+
 /**
  * struct beiscsi_conn - iscsi connection structure
  */
@@ -338,6 +342,7 @@ struct beiscsi_conn {
         struct beiscsi_endpoint *ep;
         unsigned short login_in_progress;
         struct sgl_handle *plogin_sgl_handle;
+        struct beiscsi_session *beiscsi_sess;
 };
 
 /* This structure is used by the chip */