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authorMike Christie <michaelc@cs.wisc.edu>2006-06-28 12:00:32 -0500
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-06-29 11:14:42 -0400
commit53cb8a1f45e06a2627a6d89b151cccb95fa45cbf (patch)
tree272c8bfb7a3e8a9a9af55e2e6b76e0ecd757410b /include/scsi/iscsi_if.h
parent6a8a0d3621745279a131d95f0204dc9ddac60d55 (diff)
[SCSI] iscsi: add async notification of session events
This patch adds or modifies the transport class functions used to notify userspace of session state events. We modify the session addition up event and add a destruction event to notify userspace of session creation, relogin and destruction. And we modify the conn error event to be sent by broadcast since multiple listeners may want to listen for it. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'include/scsi/iscsi_if.h')
-rw-r--r--include/scsi/iscsi_if.h23
1 files changed, 5 insertions, 18 deletions
diff --git a/include/scsi/iscsi_if.h b/include/scsi/iscsi_if.h
index 8813f0f4c62..55ebf035e62 100644
--- a/include/scsi/iscsi_if.h
+++ b/include/scsi/iscsi_if.h
@@ -53,6 +53,7 @@ enum iscsi_uevent_e {
ISCSI_KEVENT_RECV_PDU = KEVENT_BASE + 1,
ISCSI_KEVENT_CONN_ERROR = KEVENT_BASE + 2,
ISCSI_KEVENT_IF_ERROR = KEVENT_BASE + 3,
+ ISCSI_KEVENT_DESTROY_SESSION = KEVENT_BASE + 4,
};
enum iscsi_tgt_dscvr {
@@ -157,27 +158,13 @@ struct iscsi_uevent {
uint32_t cid;
uint32_t error; /* enum iscsi_err */
} connerror;
+ struct msg_session_destroyed {
+ uint32_t host_no;
+ uint32_t sid;
+ } d_session;
struct msg_transport_connect_ret {
uint64_t handle;
} ep_connect_ret;
- struct msg_tgt_dscvr_ret {
- /*
- * session/connection pair used to reference
- * the connection to server
- */
- uint32_t sid;
- uint32_t cid;
- union {
- struct isns {
- /* port # for conn to iSNS server */
- uint16_t isns_port;
- /* listening port to receive SCNs */
- uint16_t scn_port;
- /* listening port to receive ESIs */
- uint16_t esi_port;
- } isns_attrib;
- } u;
- } tgt_dscvr_ret;
} r;
} __attribute__ ((aligned (sizeof(uint64_t))));