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-rw-r--r--fs/afs/afs_cm.h1
-rw-r--r--fs/afs/cmservice.c46
2 files changed, 47 insertions, 0 deletions
diff --git a/fs/afs/afs_cm.h b/fs/afs/afs_cm.h
index d4bd201cc31e..7b4d4fab4c80 100644
--- a/fs/afs/afs_cm.h
+++ b/fs/afs/afs_cm.h
@@ -23,6 +23,7 @@ enum AFS_CM_Operations {
CBGetCE = 208, /* get cache file description */
CBGetXStatsVersion = 209, /* get version of extended statistics */
CBGetXStats = 210, /* get contents of extended statistics data */
+ CBInitCallBackState3 = 213, /* initialise callback state, version 3 */
CBGetCapabilities = 65538, /* get client capabilities */
};
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c
index a6af3acf016e..6685f4cbccb3 100644
--- a/fs/afs/cmservice.c
+++ b/fs/afs/cmservice.c
@@ -20,6 +20,8 @@ struct workqueue_struct *afs_cm_workqueue;
static int afs_deliver_cb_init_call_back_state(struct afs_call *,
struct sk_buff *, bool);
+static int afs_deliver_cb_init_call_back_state3(struct afs_call *,
+ struct sk_buff *, bool);
static int afs_deliver_cb_probe(struct afs_call *, struct sk_buff *, bool);
static int afs_deliver_cb_callback(struct afs_call *, struct sk_buff *, bool);
static int afs_deliver_cb_get_capabilities(struct afs_call *, struct sk_buff *,
@@ -47,6 +49,16 @@ static const struct afs_call_type afs_SRXCBInitCallBackState = {
};
/*
+ * CB.InitCallBackState3 operation type
+ */
+static const struct afs_call_type afs_SRXCBInitCallBackState3 = {
+ .name = "CB.InitCallBackState3",
+ .deliver = afs_deliver_cb_init_call_back_state3,
+ .abort_to_error = afs_abort_to_error,
+ .destructor = afs_cm_destructor,
+};
+
+/*
* CB.Probe operation type
*/
static const struct afs_call_type afs_SRXCBProbe = {
@@ -83,6 +95,9 @@ bool afs_cm_incoming_call(struct afs_call *call)
case CBInitCallBackState:
call->type = &afs_SRXCBInitCallBackState;
return true;
+ case CBInitCallBackState3:
+ call->type = &afs_SRXCBInitCallBackState3;
+ return true;
case CBProbe:
call->type = &afs_SRXCBProbe;
return true;
@@ -312,6 +327,37 @@ static int afs_deliver_cb_init_call_back_state(struct afs_call *call,
}
/*
+ * deliver request data to a CB.InitCallBackState3 call
+ */
+static int afs_deliver_cb_init_call_back_state3(struct afs_call *call,
+ struct sk_buff *skb,
+ bool last)
+{
+ struct afs_server *server;
+ struct in_addr addr;
+
+ _enter(",{%u},%d", skb->len, last);
+
+ if (!last)
+ return 0;
+
+ /* no unmarshalling required */
+ call->state = AFS_CALL_REPLYING;
+
+ /* we'll need the file server record as that tells us which set of
+ * vnodes to operate upon */
+ memcpy(&addr, &ip_hdr(skb)->saddr, 4);
+ server = afs_find_server(&addr);
+ if (!server)
+ return -ENOTCONN;
+ call->server = server;
+
+ INIT_WORK(&call->work, SRXAFSCB_InitCallBackState);
+ schedule_work(&call->work);
+ return 0;
+}
+
+/*
* allow the fileserver to see if the cache manager is still alive
*/
static void SRXAFSCB_Probe(struct work_struct *work)