sgi-xpc: clean up numerous globals
Robin Holt [Mon, 13 Apr 2009 21:40:19 +0000 (14:40 -0700)]
Introduce xpc_arch_ops and eliminate numerous individual global definitions.

Signed-off-by: Robin Holt <holt@sgi.com>
Cc: Dean Nelson <dcn@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/misc/sgi-xp/xpc.h
drivers/misc/sgi-xp/xpc_channel.c
drivers/misc/sgi-xp/xpc_main.c
drivers/misc/sgi-xp/xpc_partition.c
drivers/misc/sgi-xp/xpc_sn2.c
drivers/misc/sgi-xp/xpc_uv.c

index a540476..b94d5f7 100644 (file)
@@ -780,6 +780,62 @@ struct xpc_partition {
 
 } ____cacheline_aligned;
 
+struct xpc_arch_operations {
+       int (*setup_partitions) (void);
+       void (*teardown_partitions) (void);
+       void (*process_activate_IRQ_rcvd) (void);
+       enum xp_retval (*get_partition_rsvd_page_pa)
+               (void *, u64 *, unsigned long *, size_t *);
+       int (*setup_rsvd_page) (struct xpc_rsvd_page *);
+
+       void (*allow_hb) (short);
+       void (*disallow_hb) (short);
+       void (*disallow_all_hbs) (void);
+       void (*increment_heartbeat) (void);
+       void (*offline_heartbeat) (void);
+       void (*online_heartbeat) (void);
+       void (*heartbeat_init) (void);
+       void (*heartbeat_exit) (void);
+       enum xp_retval (*get_remote_heartbeat) (struct xpc_partition *);
+
+       void (*request_partition_activation) (struct xpc_rsvd_page *,
+                                                unsigned long, int);
+       void (*request_partition_reactivation) (struct xpc_partition *);
+       void (*request_partition_deactivation) (struct xpc_partition *);
+       void (*cancel_partition_deactivation_request) (struct xpc_partition *);
+       enum xp_retval (*setup_ch_structures) (struct xpc_partition *);
+       void (*teardown_ch_structures) (struct xpc_partition *);
+
+       enum xp_retval (*make_first_contact) (struct xpc_partition *);
+
+       u64 (*get_chctl_all_flags) (struct xpc_partition *);
+       void (*send_chctl_closerequest) (struct xpc_channel *, unsigned long *);
+       void (*send_chctl_closereply) (struct xpc_channel *, unsigned long *);
+       void (*send_chctl_openrequest) (struct xpc_channel *, unsigned long *);
+       void (*send_chctl_openreply) (struct xpc_channel *, unsigned long *);
+       void (*send_chctl_opencomplete) (struct xpc_channel *, unsigned long *);
+       void (*process_msg_chctl_flags) (struct xpc_partition *, int);
+
+       enum xp_retval (*save_remote_msgqueue_pa) (struct xpc_channel *,
+                                                     unsigned long);
+
+       enum xp_retval (*setup_msg_structures) (struct xpc_channel *);
+       void (*teardown_msg_structures) (struct xpc_channel *);
+
+       void (*indicate_partition_engaged) (struct xpc_partition *);
+       void (*indicate_partition_disengaged) (struct xpc_partition *);
+       void (*assume_partition_disengaged) (short);
+       int (*partition_engaged) (short);
+       int (*any_partition_engaged) (void);
+
+       int (*n_of_deliverable_payloads) (struct xpc_channel *);
+       enum xp_retval (*send_payload) (struct xpc_channel *, u32, void *,
+                                          u16, u8, xpc_notify_func, void *);
+       void *(*get_deliverable_payload) (struct xpc_channel *);
+       void (*received_payload) (struct xpc_channel *, void *);
+       void (*notify_senders_of_disconnect) (struct xpc_channel *);
+};
+
 /* struct xpc_partition act_state values (for XPC HB) */
 
 #define        XPC_P_AS_INACTIVE       0x00    /* partition is not active */
@@ -820,6 +876,7 @@ extern struct xpc_registration xpc_registrations[];
 /* found in xpc_main.c */
 extern struct device *xpc_part;
 extern struct device *xpc_chan;
+extern struct xpc_arch_operations xpc_arch_ops;
 extern int xpc_disengage_timelimit;
 extern int xpc_disengage_timedout;
 extern int xpc_activate_IRQ_rcvd;
@@ -830,61 +887,6 @@ extern void xpc_activate_partition(struct xpc_partition *);
 extern void xpc_activate_kthreads(struct xpc_channel *, int);
 extern void xpc_create_kthreads(struct xpc_channel *, int, int);
 extern void xpc_disconnect_wait(int);
-extern int (*xpc_setup_partitions_sn) (void);
-extern void (*xpc_teardown_partitions_sn) (void);
-extern enum xp_retval (*xpc_get_partition_rsvd_page_pa) (void *, u64 *,
-                                                        unsigned long *,
-                                                        size_t *);
-extern int (*xpc_setup_rsvd_page_sn) (struct xpc_rsvd_page *);
-extern void (*xpc_heartbeat_init) (void);
-extern void (*xpc_heartbeat_exit) (void);
-extern void (*xpc_increment_heartbeat) (void);
-extern void (*xpc_offline_heartbeat) (void);
-extern void (*xpc_online_heartbeat) (void);
-extern enum xp_retval (*xpc_get_remote_heartbeat) (struct xpc_partition *);
-extern void (*xpc_allow_hb) (short);
-extern void (*xpc_disallow_hb) (short);
-extern void (*xpc_disallow_all_hbs) (void);
-extern enum xp_retval (*xpc_make_first_contact) (struct xpc_partition *);
-extern u64 (*xpc_get_chctl_all_flags) (struct xpc_partition *);
-extern enum xp_retval (*xpc_setup_msg_structures) (struct xpc_channel *);
-extern void (*xpc_teardown_msg_structures) (struct xpc_channel *);
-extern void (*xpc_notify_senders_of_disconnect) (struct xpc_channel *);
-extern void (*xpc_process_msg_chctl_flags) (struct xpc_partition *, int);
-extern int (*xpc_n_of_deliverable_payloads) (struct xpc_channel *);
-extern void *(*xpc_get_deliverable_payload) (struct xpc_channel *);
-extern void (*xpc_request_partition_activation) (struct xpc_rsvd_page *,
-                                                unsigned long, int);
-extern void (*xpc_request_partition_reactivation) (struct xpc_partition *);
-extern void (*xpc_request_partition_deactivation) (struct xpc_partition *);
-extern void (*xpc_cancel_partition_deactivation_request) (
-                                                       struct xpc_partition *);
-extern void (*xpc_process_activate_IRQ_rcvd) (void);
-extern enum xp_retval (*xpc_setup_ch_structures_sn) (struct xpc_partition *);
-extern void (*xpc_teardown_ch_structures_sn) (struct xpc_partition *);
-
-extern void (*xpc_indicate_partition_engaged) (struct xpc_partition *);
-extern int (*xpc_partition_engaged) (short);
-extern int (*xpc_any_partition_engaged) (void);
-extern void (*xpc_indicate_partition_disengaged) (struct xpc_partition *);
-extern void (*xpc_assume_partition_disengaged) (short);
-
-extern void (*xpc_send_chctl_closerequest) (struct xpc_channel *,
-                                           unsigned long *);
-extern void (*xpc_send_chctl_closereply) (struct xpc_channel *,
-                                         unsigned long *);
-extern void (*xpc_send_chctl_openrequest) (struct xpc_channel *,
-                                          unsigned long *);
-extern void (*xpc_send_chctl_openreply) (struct xpc_channel *, unsigned long *);
-extern void (*xpc_send_chctl_opencomplete) (struct xpc_channel *,
-                                           unsigned long *);
-
-extern enum xp_retval (*xpc_save_remote_msgqueue_pa) (struct xpc_channel *,
-                                                     unsigned long);
-
-extern enum xp_retval (*xpc_send_payload) (struct xpc_channel *, u32, void *,
-                                          u16, u8, xpc_notify_func, void *);
-extern void (*xpc_received_payload) (struct xpc_channel *, void *);
 
 /* found in xpc_sn2.c */
 extern int xpc_init_sn2(void);
index 2eb3abf..652593f 100644 (file)
@@ -39,7 +39,7 @@ xpc_process_connect(struct xpc_channel *ch, unsigned long *irq_flags)
 
        if (!(ch->flags & XPC_C_SETUP)) {
                spin_unlock_irqrestore(&ch->lock, *irq_flags);
-               ret = xpc_setup_msg_structures(ch);
+               ret = xpc_arch_ops.setup_msg_structures(ch);
                spin_lock_irqsave(&ch->lock, *irq_flags);
 
                if (ret != xpSuccess)
@@ -53,7 +53,7 @@ xpc_process_connect(struct xpc_channel *ch, unsigned long *irq_flags)
 
        if (!(ch->flags & XPC_C_OPENREPLY)) {
                ch->flags |= XPC_C_OPENREPLY;
-               xpc_send_chctl_openreply(ch, irq_flags);
+               xpc_arch_ops.send_chctl_openreply(ch, irq_flags);
        }
 
        if (!(ch->flags & XPC_C_ROPENREPLY))
@@ -61,7 +61,7 @@ xpc_process_connect(struct xpc_channel *ch, unsigned long *irq_flags)
 
        if (!(ch->flags & XPC_C_OPENCOMPLETE)) {
                ch->flags |= (XPC_C_OPENCOMPLETE | XPC_C_CONNECTED);
-               xpc_send_chctl_opencomplete(ch, irq_flags);
+               xpc_arch_ops.send_chctl_opencomplete(ch, irq_flags);
        }
 
        if (!(ch->flags & XPC_C_ROPENCOMPLETE))
@@ -100,7 +100,7 @@ xpc_process_disconnect(struct xpc_channel *ch, unsigned long *irq_flags)
 
        if (part->act_state == XPC_P_AS_DEACTIVATING) {
                /* can't proceed until the other side disengages from us */
-               if (xpc_partition_engaged(ch->partid))
+               if (xpc_arch_ops.partition_engaged(ch->partid))
                        return;
 
        } else {
@@ -112,7 +112,7 @@ xpc_process_disconnect(struct xpc_channel *ch, unsigned long *irq_flags)
 
                if (!(ch->flags & XPC_C_CLOSEREPLY)) {
                        ch->flags |= XPC_C_CLOSEREPLY;
-                       xpc_send_chctl_closereply(ch, irq_flags);
+                       xpc_arch_ops.send_chctl_closereply(ch, irq_flags);
                }
 
                if (!(ch->flags & XPC_C_RCLOSEREPLY))
@@ -122,7 +122,7 @@ xpc_process_disconnect(struct xpc_channel *ch, unsigned long *irq_flags)
        /* wake those waiting for notify completion */
        if (atomic_read(&ch->n_to_notify) > 0) {
                /* we do callout while holding ch->lock, callout can't block */
-               xpc_notify_senders_of_disconnect(ch);
+               xpc_arch_ops.notify_senders_of_disconnect(ch);
        }
 
        /* both sides are disconnected now */
@@ -136,7 +136,7 @@ xpc_process_disconnect(struct xpc_channel *ch, unsigned long *irq_flags)
        DBUG_ON(atomic_read(&ch->n_to_notify) != 0);
 
        /* it's now safe to free the channel's message queues */
-       xpc_teardown_msg_structures(ch);
+       xpc_arch_ops.teardown_msg_structures(ch);
 
        ch->func = NULL;
        ch->key = NULL;
@@ -148,8 +148,9 @@ xpc_process_disconnect(struct xpc_channel *ch, unsigned long *irq_flags)
 
        /*
         * Mark the channel disconnected and clear all other flags, including
-        * XPC_C_SETUP (because of call to xpc_teardown_msg_structures()) but
-        * not including XPC_C_WDISCONNECT (if it was set).
+        * XPC_C_SETUP (because of call to
+        * xpc_arch_ops.teardown_msg_structures()) but not including
+        * XPC_C_WDISCONNECT (if it was set).
         */
        ch->flags = (XPC_C_DISCONNECTED | (ch->flags & XPC_C_WDISCONNECT));
 
@@ -395,7 +396,8 @@ again:
                DBUG_ON(args->local_nentries == 0);
                DBUG_ON(args->remote_nentries == 0);
 
-               ret = xpc_save_remote_msgqueue_pa(ch, args->local_msgqueue_pa);
+               ret = xpc_arch_ops.save_remote_msgqueue_pa(ch,
+                                                     args->local_msgqueue_pa);
                if (ret != xpSuccess) {
                        XPC_DISCONNECT_CHANNEL(ch, ret, &irq_flags);
                        goto out;
@@ -531,7 +533,7 @@ xpc_connect_channel(struct xpc_channel *ch)
        /* initiate the connection */
 
        ch->flags |= (XPC_C_OPENREQUEST | XPC_C_CONNECTING);
-       xpc_send_chctl_openrequest(ch, &irq_flags);
+       xpc_arch_ops.send_chctl_openrequest(ch, &irq_flags);
 
        xpc_process_connect(ch, &irq_flags);
 
@@ -549,7 +551,7 @@ xpc_process_sent_chctl_flags(struct xpc_partition *part)
        int ch_number;
        u32 ch_flags;
 
-       chctl.all_flags = xpc_get_chctl_all_flags(part);
+       chctl.all_flags = xpc_arch_ops.get_chctl_all_flags(part);
 
        /*
         * Initiate channel connections for registered channels.
@@ -598,7 +600,7 @@ xpc_process_sent_chctl_flags(struct xpc_partition *part)
                 */
 
                if (chctl.flags[ch_number] & XPC_MSG_CHCTL_FLAGS)
-                       xpc_process_msg_chctl_flags(part, ch_number);
+                       xpc_arch_ops.process_msg_chctl_flags(part, ch_number);
        }
 }
 
@@ -774,7 +776,7 @@ xpc_disconnect_channel(const int line, struct xpc_channel *ch,
                       XPC_C_ROPENREQUEST | XPC_C_ROPENREPLY |
                       XPC_C_CONNECTING | XPC_C_CONNECTED);
 
-       xpc_send_chctl_closerequest(ch, irq_flags);
+       xpc_arch_ops.send_chctl_closerequest(ch, irq_flags);
 
        if (channel_was_connected)
                ch->flags |= XPC_C_WASCONNECTED;
@@ -881,8 +883,8 @@ xpc_initiate_send(short partid, int ch_number, u32 flags, void *payload,
        DBUG_ON(payload == NULL);
 
        if (xpc_part_ref(part)) {
-               ret = xpc_send_payload(&part->channels[ch_number], flags,
-                                      payload, payload_size, 0, NULL, NULL);
+               ret = xpc_arch_ops.send_payload(&part->channels[ch_number],
+                                 flags, payload, payload_size, 0, NULL, NULL);
                xpc_part_deref(part);
        }
 
@@ -933,9 +935,8 @@ xpc_initiate_send_notify(short partid, int ch_number, u32 flags, void *payload,
        DBUG_ON(func == NULL);
 
        if (xpc_part_ref(part)) {
-               ret = xpc_send_payload(&part->channels[ch_number], flags,
-                                      payload, payload_size, XPC_N_CALL, func,
-                                      key);
+               ret = xpc_arch_ops.send_payload(&part->channels[ch_number],
+                         flags, payload, payload_size, XPC_N_CALL, func, key);
                xpc_part_deref(part);
        }
        return ret;
@@ -949,7 +950,7 @@ xpc_deliver_payload(struct xpc_channel *ch)
 {
        void *payload;
 
-       payload = xpc_get_deliverable_payload(ch);
+       payload = xpc_arch_ops.get_deliverable_payload(ch);
        if (payload != NULL) {
 
                /*
@@ -1003,7 +1004,7 @@ xpc_initiate_received(short partid, int ch_number, void *payload)
        DBUG_ON(ch_number < 0 || ch_number >= part->nchannels);
 
        ch = &part->channels[ch_number];
-       xpc_received_payload(ch, payload);
+       xpc_arch_ops.received_payload(ch, payload);
 
        /* the call to xpc_msgqueue_ref() was done by xpc_deliver_payload()  */
        xpc_msgqueue_deref(ch);
index 2bb070e..fd3688a 100644 (file)
@@ -169,68 +169,7 @@ static struct notifier_block xpc_die_notifier = {
        .notifier_call = xpc_system_die,
 };
 
-int (*xpc_setup_partitions_sn) (void);
-void (*xpc_teardown_partitions_sn) (void);
-enum xp_retval (*xpc_get_partition_rsvd_page_pa) (void *buf, u64 *cookie,
-                                                 unsigned long *rp_pa,
-                                                 size_t *len);
-int (*xpc_setup_rsvd_page_sn) (struct xpc_rsvd_page *rp);
-
-void (*xpc_allow_hb) (short partid);
-void (*xpc_disallow_hb) (short partid);
-void (*xpc_disallow_all_hbs) (void);
-void (*xpc_heartbeat_init) (void);
-void (*xpc_heartbeat_exit) (void);
-void (*xpc_increment_heartbeat) (void);
-void (*xpc_offline_heartbeat) (void);
-void (*xpc_online_heartbeat) (void);
-enum xp_retval (*xpc_get_remote_heartbeat) (struct xpc_partition *part);
-
-enum xp_retval (*xpc_make_first_contact) (struct xpc_partition *part);
-void (*xpc_notify_senders_of_disconnect) (struct xpc_channel *ch);
-u64 (*xpc_get_chctl_all_flags) (struct xpc_partition *part);
-enum xp_retval (*xpc_setup_msg_structures) (struct xpc_channel *ch);
-void (*xpc_teardown_msg_structures) (struct xpc_channel *ch);
-void (*xpc_process_msg_chctl_flags) (struct xpc_partition *part, int ch_number);
-int (*xpc_n_of_deliverable_payloads) (struct xpc_channel *ch);
-void *(*xpc_get_deliverable_payload) (struct xpc_channel *ch);
-
-void (*xpc_request_partition_activation) (struct xpc_rsvd_page *remote_rp,
-                                         unsigned long remote_rp_pa,
-                                         int nasid);
-void (*xpc_request_partition_reactivation) (struct xpc_partition *part);
-void (*xpc_request_partition_deactivation) (struct xpc_partition *part);
-void (*xpc_cancel_partition_deactivation_request) (struct xpc_partition *part);
-
-void (*xpc_process_activate_IRQ_rcvd) (void);
-enum xp_retval (*xpc_setup_ch_structures_sn) (struct xpc_partition *part);
-void (*xpc_teardown_ch_structures_sn) (struct xpc_partition *part);
-
-void (*xpc_indicate_partition_engaged) (struct xpc_partition *part);
-int (*xpc_partition_engaged) (short partid);
-int (*xpc_any_partition_engaged) (void);
-void (*xpc_indicate_partition_disengaged) (struct xpc_partition *part);
-void (*xpc_assume_partition_disengaged) (short partid);
-
-void (*xpc_send_chctl_closerequest) (struct xpc_channel *ch,
-                                    unsigned long *irq_flags);
-void (*xpc_send_chctl_closereply) (struct xpc_channel *ch,
-                                  unsigned long *irq_flags);
-void (*xpc_send_chctl_openrequest) (struct xpc_channel *ch,
-                                   unsigned long *irq_flags);
-void (*xpc_send_chctl_openreply) (struct xpc_channel *ch,
-                                 unsigned long *irq_flags);
-void (*xpc_send_chctl_opencomplete) (struct xpc_channel *ch,
-                                 unsigned long *irq_flags);
-
-enum xp_retval (*xpc_save_remote_msgqueue_pa) (struct xpc_channel *ch,
-                                              unsigned long msgqueue_pa);
-
-enum xp_retval (*xpc_send_payload) (struct xpc_channel *ch, u32 flags,
-                                   void *payload, u16 payload_size,
-                                   u8 notify_type, xpc_notify_func func,
-                                   void *key);
-void (*xpc_received_payload) (struct xpc_channel *ch, void *payload);
+struct xpc_arch_operations xpc_arch_ops;
 
 /*
  * Timer function to enforce the timelimit on the partition disengage.
@@ -245,7 +184,7 @@ xpc_timeout_partition_disengage(unsigned long data)
        (void)xpc_partition_disengaged(part);
 
        DBUG_ON(part->disengage_timeout != 0);
-       DBUG_ON(xpc_partition_engaged(XPC_PARTID(part)));
+       DBUG_ON(xpc_arch_ops.partition_engaged(XPC_PARTID(part)));
 }
 
 /*
@@ -256,7 +195,7 @@ xpc_timeout_partition_disengage(unsigned long data)
 static void
 xpc_hb_beater(unsigned long dummy)
 {
-       xpc_increment_heartbeat();
+       xpc_arch_ops.increment_heartbeat();
 
        if (time_is_before_eq_jiffies(xpc_hb_check_timeout))
                wake_up_interruptible(&xpc_activate_IRQ_wq);
@@ -268,7 +207,7 @@ xpc_hb_beater(unsigned long dummy)
 static void
 xpc_start_hb_beater(void)
 {
-       xpc_heartbeat_init();
+       xpc_arch_ops.heartbeat_init();
        init_timer(&xpc_hb_timer);
        xpc_hb_timer.function = xpc_hb_beater;
        xpc_hb_beater(0);
@@ -278,7 +217,7 @@ static void
 xpc_stop_hb_beater(void)
 {
        del_timer_sync(&xpc_hb_timer);
-       xpc_heartbeat_exit();
+       xpc_arch_ops.heartbeat_exit();
 }
 
 /*
@@ -307,7 +246,7 @@ xpc_check_remote_hb(void)
                        continue;
                }
 
-               ret = xpc_get_remote_heartbeat(part);
+               ret = xpc_arch_ops.get_remote_heartbeat(part);
                if (ret != xpSuccess)
                        XPC_DEACTIVATE_PARTITION(part, ret);
        }
@@ -358,7 +297,7 @@ xpc_hb_checker(void *ignore)
                        force_IRQ = 0;
                        dev_dbg(xpc_part, "processing activate IRQs "
                                "received\n");
-                       xpc_process_activate_IRQ_rcvd();
+                       xpc_arch_ops.process_activate_IRQ_rcvd();
                }
 
                /* wait for IRQ or timeout */
@@ -533,7 +472,7 @@ xpc_setup_ch_structures(struct xpc_partition *part)
                init_waitqueue_head(&ch->idle_wq);
        }
 
-       ret = xpc_setup_ch_structures_sn(part);
+       ret = xpc_arch_ops.setup_ch_structures(part);
        if (ret != xpSuccess)
                goto out_2;
 
@@ -577,7 +516,7 @@ xpc_teardown_ch_structures(struct xpc_partition *part)
 
        /* now we can begin tearing down the infrastructure */
 
-       xpc_teardown_ch_structures_sn(part);
+       xpc_arch_ops.teardown_ch_structures(part);
 
        kfree(part->remote_openclose_args_base);
        part->remote_openclose_args = NULL;
@@ -625,12 +564,12 @@ xpc_activating(void *__partid)
 
        dev_dbg(xpc_part, "activating partition %d\n", partid);
 
-       xpc_allow_hb(partid);
+       xpc_arch_ops.allow_hb(partid);
 
        if (xpc_setup_ch_structures(part) == xpSuccess) {
                (void)xpc_part_ref(part);       /* this will always succeed */
 
-               if (xpc_make_first_contact(part) == xpSuccess) {
+               if (xpc_arch_ops.make_first_contact(part) == xpSuccess) {
                        xpc_mark_partition_active(part);
                        xpc_channel_mgr(part);
                        /* won't return until partition is deactivating */
@@ -640,12 +579,12 @@ xpc_activating(void *__partid)
                xpc_teardown_ch_structures(part);
        }
 
-       xpc_disallow_hb(partid);
+       xpc_arch_ops.disallow_hb(partid);
        xpc_mark_partition_inactive(part);
 
        if (part->reason == xpReactivating) {
                /* interrupting ourselves results in activating partition */
-               xpc_request_partition_reactivation(part);
+               xpc_arch_ops.request_partition_reactivation(part);
        }
 
        return 0;
@@ -718,10 +657,13 @@ xpc_activate_kthreads(struct xpc_channel *ch, int needed)
 static void
 xpc_kthread_waitmsgs(struct xpc_partition *part, struct xpc_channel *ch)
 {
+       int (*n_of_deliverable_payloads) (struct xpc_channel *) =
+               xpc_arch_ops.n_of_deliverable_payloads;
+
        do {
                /* deliver messages to their intended recipients */
 
-               while (xpc_n_of_deliverable_payloads(ch) > 0 &&
+               while (n_of_deliverable_payloads(ch) > 0 &&
                       !(ch->flags & XPC_C_DISCONNECTING)) {
                        xpc_deliver_payload(ch);
                }
@@ -737,7 +679,7 @@ xpc_kthread_waitmsgs(struct xpc_partition *part, struct xpc_channel *ch)
                        "wait_event_interruptible_exclusive()\n");
 
                (void)wait_event_interruptible_exclusive(ch->idle_wq,
-                               (xpc_n_of_deliverable_payloads(ch) > 0 ||
+                               (n_of_deliverable_payloads(ch) > 0 ||
                                 (ch->flags & XPC_C_DISCONNECTING)));
 
                atomic_dec(&ch->kthreads_idle);
@@ -754,6 +696,8 @@ xpc_kthread_start(void *args)
        struct xpc_channel *ch;
        int n_needed;
        unsigned long irq_flags;
+       int (*n_of_deliverable_payloads) (struct xpc_channel *) =
+               xpc_arch_ops.n_of_deliverable_payloads;
 
        dev_dbg(xpc_chan, "kthread starting, partid=%d, channel=%d\n",
                partid, ch_number);
@@ -782,7 +726,7 @@ xpc_kthread_start(void *args)
                         * additional kthreads to help deliver them. We only
                         * need one less than total #of messages to deliver.
                         */
-                       n_needed = xpc_n_of_deliverable_payloads(ch) - 1;
+                       n_needed = n_of_deliverable_payloads(ch) - 1;
                        if (n_needed > 0 && !(ch->flags & XPC_C_DISCONNECTING))
                                xpc_activate_kthreads(ch, n_needed);
 
@@ -810,7 +754,7 @@ xpc_kthread_start(void *args)
 
        if (atomic_dec_return(&ch->kthreads_assigned) == 0 &&
            atomic_dec_return(&part->nchannels_engaged) == 0) {
-               xpc_indicate_partition_disengaged(part);
+               xpc_arch_ops.indicate_partition_disengaged(part);
        }
 
        xpc_msgqueue_deref(ch);
@@ -842,6 +786,8 @@ xpc_create_kthreads(struct xpc_channel *ch, int needed,
        u64 args = XPC_PACK_ARGS(ch->partid, ch->number);
        struct xpc_partition *part = &xpc_partitions[ch->partid];
        struct task_struct *kthread;
+       void (*indicate_partition_disengaged) (struct xpc_partition *) =
+               xpc_arch_ops.indicate_partition_disengaged;
 
        while (needed-- > 0) {
 
@@ -863,7 +809,7 @@ xpc_create_kthreads(struct xpc_channel *ch, int needed,
 
                } else if (atomic_inc_return(&ch->kthreads_assigned) == 1 &&
                           atomic_inc_return(&part->nchannels_engaged) == 1) {
-                               xpc_indicate_partition_engaged(part);
+                       xpc_arch_ops.indicate_partition_engaged(part);
                }
                (void)xpc_part_ref(part);
                xpc_msgqueue_ref(ch);
@@ -885,7 +831,7 @@ xpc_create_kthreads(struct xpc_channel *ch, int needed,
 
                        if (atomic_dec_return(&ch->kthreads_assigned) == 0 &&
                            atomic_dec_return(&part->nchannels_engaged) == 0) {
-                               xpc_indicate_partition_disengaged(part);
+                               indicate_partition_disengaged(part);
                        }
                        xpc_msgqueue_deref(ch);
                        xpc_part_deref(part);
@@ -998,13 +944,13 @@ xpc_setup_partitions(void)
                atomic_set(&part->references, 0);
        }
 
-       return xpc_setup_partitions_sn();
+       return xpc_arch_ops.setup_partitions();
 }
 
 static void
 xpc_teardown_partitions(void)
 {
-       xpc_teardown_partitions_sn();
+       xpc_arch_ops.teardown_partitions();
        kfree(xpc_partitions);
 }
 
@@ -1060,7 +1006,7 @@ xpc_do_exit(enum xp_retval reason)
                                disengage_timeout = part->disengage_timeout;
                }
 
-               if (xpc_any_partition_engaged()) {
+               if (xpc_arch_ops.any_partition_engaged()) {
                        if (time_is_before_jiffies(printmsg_time)) {
                                dev_info(xpc_part, "waiting for remote "
                                         "partitions to deactivate, timeout in "
@@ -1091,7 +1037,7 @@ xpc_do_exit(enum xp_retval reason)
 
        } while (1);
 
-       DBUG_ON(xpc_any_partition_engaged());
+       DBUG_ON(xpc_arch_ops.any_partition_engaged());
 
        xpc_teardown_rsvd_page();
 
@@ -1156,15 +1102,15 @@ xpc_die_deactivate(void)
        /* keep xpc_hb_checker thread from doing anything (just in case) */
        xpc_exiting = 1;
 
-       xpc_disallow_all_hbs(); /*indicate we're deactivated */
+       xpc_arch_ops.disallow_all_hbs();   /*indicate we're deactivated */
 
        for (partid = 0; partid < xp_max_npartitions; partid++) {
                part = &xpc_partitions[partid];
 
-               if (xpc_partition_engaged(partid) ||
+               if (xpc_arch_ops.partition_engaged(partid) ||
                    part->act_state != XPC_P_AS_INACTIVE) {
-                       xpc_request_partition_deactivation(part);
-                       xpc_indicate_partition_disengaged(part);
+                       xpc_arch_ops.request_partition_deactivation(part);
+                       xpc_arch_ops.indicate_partition_disengaged(part);
                }
        }
 
@@ -1181,7 +1127,7 @@ xpc_die_deactivate(void)
        wait_to_print = XPC_DEACTIVATE_PRINTMSG_INTERVAL * 1000 * 5;
 
        while (1) {
-               any_engaged = xpc_any_partition_engaged();
+               any_engaged = xpc_arch_ops.any_partition_engaged();
                if (!any_engaged) {
                        dev_info(xpc_part, "all partitions have deactivated\n");
                        break;
@@ -1190,7 +1136,7 @@ xpc_die_deactivate(void)
                if (!keep_waiting--) {
                        for (partid = 0; partid < xp_max_npartitions;
                             partid++) {
-                               if (xpc_partition_engaged(partid)) {
+                               if (xpc_arch_ops.partition_engaged(partid)) {
                                        dev_info(xpc_part, "deactivate from "
                                                 "remote partition %d timed "
                                                 "out\n", partid);
@@ -1237,7 +1183,7 @@ xpc_system_die(struct notifier_block *nb, unsigned long event, void *unused)
                /* fall through */
        case DIE_MCA_MONARCH_ENTER:
        case DIE_INIT_MONARCH_ENTER:
-               xpc_offline_heartbeat();
+               xpc_arch_ops.offline_heartbeat();
                break;
 
        case DIE_KDEBUG_LEAVE:
@@ -1248,7 +1194,7 @@ xpc_system_die(struct notifier_block *nb, unsigned long event, void *unused)
                /* fall through */
        case DIE_MCA_MONARCH_LEAVE:
        case DIE_INIT_MONARCH_LEAVE:
-               xpc_online_heartbeat();
+               xpc_arch_ops.online_heartbeat();
                break;
        }
 #else
index 6722f6f..65877bc 100644 (file)
@@ -70,6 +70,9 @@ xpc_get_rsvd_page_pa(int nasid)
        size_t buf_len = 0;
        void *buf = buf;
        void *buf_base = NULL;
+       enum xp_retval (*get_partition_rsvd_page_pa)
+               (void *, u64 *, unsigned long *, size_t *) =
+               xpc_arch_ops.get_partition_rsvd_page_pa;
 
        while (1) {
 
@@ -79,8 +82,7 @@ xpc_get_rsvd_page_pa(int nasid)
                 * ??? function or have two versions? Rename rp_pa for UV to
                 * ??? rp_gpa?
                 */
-               ret = xpc_get_partition_rsvd_page_pa(buf, &cookie, &rp_pa,
-                                                    &len);
+               ret = get_partition_rsvd_page_pa(buf, &cookie, &rp_pa, &len);
 
                dev_dbg(xpc_part, "SAL returned with ret=%d, cookie=0x%016lx, "
                        "address=0x%016lx, len=0x%016lx\n", ret,
@@ -172,7 +174,7 @@ xpc_setup_rsvd_page(void)
        xpc_part_nasids = XPC_RP_PART_NASIDS(rp);
        xpc_mach_nasids = XPC_RP_MACH_NASIDS(rp);
 
-       ret = xpc_setup_rsvd_page_sn(rp);
+       ret = xpc_arch_ops.setup_rsvd_page(rp);
        if (ret != 0)
                return ret;
 
@@ -264,7 +266,7 @@ xpc_partition_disengaged(struct xpc_partition *part)
        short partid = XPC_PARTID(part);
        int disengaged;
 
-       disengaged = !xpc_partition_engaged(partid);
+       disengaged = !xpc_arch_ops.partition_engaged(partid);
        if (part->disengage_timeout) {
                if (!disengaged) {
                        if (time_is_after_jiffies(part->disengage_timeout)) {
@@ -280,7 +282,7 @@ xpc_partition_disengaged(struct xpc_partition *part)
                        dev_info(xpc_part, "deactivate request to remote "
                                 "partition %d timed out\n", partid);
                        xpc_disengage_timedout = 1;
-                       xpc_assume_partition_disengaged(partid);
+                       xpc_arch_ops.assume_partition_disengaged(partid);
                        disengaged = 1;
                }
                part->disengage_timeout = 0;
@@ -294,7 +296,7 @@ xpc_partition_disengaged(struct xpc_partition *part)
                if (part->act_state != XPC_P_AS_INACTIVE)
                        xpc_wakeup_channel_mgr(part);
 
-               xpc_cancel_partition_deactivation_request(part);
+               xpc_arch_ops.cancel_partition_deactivation_request(part);
        }
        return disengaged;
 }
@@ -339,7 +341,7 @@ xpc_deactivate_partition(const int line, struct xpc_partition *part,
                spin_unlock_irqrestore(&part->act_lock, irq_flags);
                if (reason == xpReactivating) {
                        /* we interrupt ourselves to reactivate partition */
-                       xpc_request_partition_reactivation(part);
+                       xpc_arch_ops.request_partition_reactivation(part);
                }
                return;
        }
@@ -358,7 +360,7 @@ xpc_deactivate_partition(const int line, struct xpc_partition *part,
        spin_unlock_irqrestore(&part->act_lock, irq_flags);
 
        /* ask remote partition to deactivate with regard to us */
-       xpc_request_partition_deactivation(part);
+       xpc_arch_ops.request_partition_deactivation(part);
 
        /* set a timelimit on the disengage phase of the deactivation request */
        part->disengage_timeout = jiffies + (xpc_disengage_timelimit * HZ);
@@ -496,7 +498,7 @@ xpc_discovery(void)
                                continue;
                        }
 
-                       xpc_request_partition_activation(remote_rp,
+                       xpc_arch_ops.request_partition_activation(remote_rp,
                                                         remote_rp_pa, nasid);
                }
        }
index 09bc198..915a3b4 100644 (file)
@@ -60,14 +60,14 @@ static struct xpc_vars_sn2 *xpc_vars_sn2;
 static struct xpc_vars_part_sn2 *xpc_vars_part_sn2;
 
 static int
-xpc_setup_partitions_sn_sn2(void)
+xpc_setup_partitions_sn2(void)
 {
        /* nothing needs to be done */
        return 0;
 }
 
 static void
-xpc_teardown_partitions_sn_sn2(void)
+xpc_teardown_partitions_sn2(void)
 {
        /* nothing needs to be done */
 }
@@ -628,7 +628,7 @@ xpc_get_partition_rsvd_page_pa_sn2(void *buf, u64 *cookie, unsigned long *rp_pa,
 
 
 static int
-xpc_setup_rsvd_page_sn_sn2(struct xpc_rsvd_page *rp)
+xpc_setup_rsvd_page_sn2(struct xpc_rsvd_page *rp)
 {
        struct amo *amos_page;
        int i;
@@ -1162,7 +1162,7 @@ xpc_process_activate_IRQ_rcvd_sn2(void)
  * Setup the channel structures that are sn2 specific.
  */
 static enum xp_retval
-xpc_setup_ch_structures_sn_sn2(struct xpc_partition *part)
+xpc_setup_ch_structures_sn2(struct xpc_partition *part)
 {
        struct xpc_partition_sn2 *part_sn2 = &part->sn.sn2;
        struct xpc_channel_sn2 *ch_sn2;
@@ -1284,7 +1284,7 @@ out_1:
  * Teardown the channel structures that are sn2 specific.
  */
 static void
-xpc_teardown_ch_structures_sn_sn2(struct xpc_partition *part)
+xpc_teardown_ch_structures_sn2(struct xpc_partition *part)
 {
        struct xpc_partition_sn2 *part_sn2 = &part->sn.sn2;
        short partid = XPC_PARTID(part);
@@ -2348,66 +2348,70 @@ xpc_received_payload_sn2(struct xpc_channel *ch, void *payload)
                xpc_acknowledge_msgs_sn2(ch, get, msg->flags);
 }
 
+static struct xpc_arch_operations xpc_arch_ops_sn2 = {
+       .setup_partitions = xpc_setup_partitions_sn2,
+       .teardown_partitions = xpc_teardown_partitions_sn2,
+       .process_activate_IRQ_rcvd = xpc_process_activate_IRQ_rcvd_sn2,
+       .get_partition_rsvd_page_pa = xpc_get_partition_rsvd_page_pa_sn2,
+       .setup_rsvd_page = xpc_setup_rsvd_page_sn2,
+
+       .allow_hb = xpc_allow_hb_sn2,
+       .disallow_hb = xpc_disallow_hb_sn2,
+       .disallow_all_hbs = xpc_disallow_all_hbs_sn2,
+       .increment_heartbeat = xpc_increment_heartbeat_sn2,
+       .offline_heartbeat = xpc_offline_heartbeat_sn2,
+       .online_heartbeat = xpc_online_heartbeat_sn2,
+       .heartbeat_init = xpc_heartbeat_init_sn2,
+       .heartbeat_exit = xpc_heartbeat_exit_sn2,
+       .get_remote_heartbeat = xpc_get_remote_heartbeat_sn2,
+
+       .request_partition_activation =
+               xpc_request_partition_activation_sn2,
+       .request_partition_reactivation =
+               xpc_request_partition_reactivation_sn2,
+       .request_partition_deactivation =
+               xpc_request_partition_deactivation_sn2,
+       .cancel_partition_deactivation_request =
+               xpc_cancel_partition_deactivation_request_sn2,
+
+       .setup_ch_structures = xpc_setup_ch_structures_sn2,
+       .teardown_ch_structures = xpc_teardown_ch_structures_sn2,
+
+       .make_first_contact = xpc_make_first_contact_sn2,
+
+       .get_chctl_all_flags = xpc_get_chctl_all_flags_sn2,
+       .send_chctl_closerequest = xpc_send_chctl_closerequest_sn2,
+       .send_chctl_closereply = xpc_send_chctl_closereply_sn2,
+       .send_chctl_openrequest = xpc_send_chctl_openrequest_sn2,
+       .send_chctl_openreply = xpc_send_chctl_openreply_sn2,
+       .send_chctl_opencomplete = xpc_send_chctl_opencomplete_sn2,
+       .process_msg_chctl_flags = xpc_process_msg_chctl_flags_sn2,
+
+       .save_remote_msgqueue_pa = xpc_save_remote_msgqueue_pa_sn2,
+
+       .setup_msg_structures = xpc_setup_msg_structures_sn2,
+       .teardown_msg_structures = xpc_teardown_msg_structures_sn2,
+
+       .indicate_partition_engaged = xpc_indicate_partition_engaged_sn2,
+       .indicate_partition_disengaged = xpc_indicate_partition_disengaged_sn2,
+       .partition_engaged = xpc_partition_engaged_sn2,
+       .any_partition_engaged = xpc_any_partition_engaged_sn2,
+       .assume_partition_disengaged = xpc_assume_partition_disengaged_sn2,
+
+       .n_of_deliverable_payloads = xpc_n_of_deliverable_payloads_sn2,
+       .send_payload = xpc_send_payload_sn2,
+       .get_deliverable_payload = xpc_get_deliverable_payload_sn2,
+       .received_payload = xpc_received_payload_sn2,
+       .notify_senders_of_disconnect = xpc_notify_senders_of_disconnect_sn2,
+};
+
 int
 xpc_init_sn2(void)
 {
        int ret;
        size_t buf_size;
 
-       xpc_setup_partitions_sn = xpc_setup_partitions_sn_sn2;
-       xpc_teardown_partitions_sn = xpc_teardown_partitions_sn_sn2;
-       xpc_get_partition_rsvd_page_pa = xpc_get_partition_rsvd_page_pa_sn2;
-       xpc_setup_rsvd_page_sn = xpc_setup_rsvd_page_sn_sn2;
-
-       xpc_allow_hb = xpc_allow_hb_sn2;
-       xpc_disallow_hb = xpc_disallow_hb_sn2;
-       xpc_disallow_all_hbs = xpc_disallow_all_hbs_sn2;
-       xpc_increment_heartbeat = xpc_increment_heartbeat_sn2;
-       xpc_offline_heartbeat = xpc_offline_heartbeat_sn2;
-       xpc_online_heartbeat = xpc_online_heartbeat_sn2;
-       xpc_heartbeat_init = xpc_heartbeat_init_sn2;
-       xpc_heartbeat_exit = xpc_heartbeat_exit_sn2;
-       xpc_get_remote_heartbeat = xpc_get_remote_heartbeat_sn2;
-
-       xpc_request_partition_activation = xpc_request_partition_activation_sn2;
-       xpc_request_partition_reactivation =
-           xpc_request_partition_reactivation_sn2;
-       xpc_request_partition_deactivation =
-           xpc_request_partition_deactivation_sn2;
-       xpc_cancel_partition_deactivation_request =
-           xpc_cancel_partition_deactivation_request_sn2;
-
-       xpc_process_activate_IRQ_rcvd = xpc_process_activate_IRQ_rcvd_sn2;
-       xpc_setup_ch_structures_sn = xpc_setup_ch_structures_sn_sn2;
-       xpc_teardown_ch_structures_sn = xpc_teardown_ch_structures_sn_sn2;
-       xpc_make_first_contact = xpc_make_first_contact_sn2;
-
-       xpc_get_chctl_all_flags = xpc_get_chctl_all_flags_sn2;
-       xpc_send_chctl_closerequest = xpc_send_chctl_closerequest_sn2;
-       xpc_send_chctl_closereply = xpc_send_chctl_closereply_sn2;
-       xpc_send_chctl_openrequest = xpc_send_chctl_openrequest_sn2;
-       xpc_send_chctl_openreply = xpc_send_chctl_openreply_sn2;
-       xpc_send_chctl_opencomplete = xpc_send_chctl_opencomplete_sn2;
-
-       xpc_save_remote_msgqueue_pa = xpc_save_remote_msgqueue_pa_sn2;
-
-       xpc_setup_msg_structures = xpc_setup_msg_structures_sn2;
-       xpc_teardown_msg_structures = xpc_teardown_msg_structures_sn2;
-
-       xpc_notify_senders_of_disconnect = xpc_notify_senders_of_disconnect_sn2;
-       xpc_process_msg_chctl_flags = xpc_process_msg_chctl_flags_sn2;
-       xpc_n_of_deliverable_payloads = xpc_n_of_deliverable_payloads_sn2;
-       xpc_get_deliverable_payload = xpc_get_deliverable_payload_sn2;
-
-       xpc_indicate_partition_engaged = xpc_indicate_partition_engaged_sn2;
-       xpc_indicate_partition_disengaged =
-           xpc_indicate_partition_disengaged_sn2;
-       xpc_partition_engaged = xpc_partition_engaged_sn2;
-       xpc_any_partition_engaged = xpc_any_partition_engaged_sn2;
-       xpc_assume_partition_disengaged = xpc_assume_partition_disengaged_sn2;
-
-       xpc_send_payload = xpc_send_payload_sn2;
-       xpc_received_payload = xpc_received_payload_sn2;
+       xpc_arch_ops = xpc_arch_ops_sn2;
 
        if (offsetof(struct xpc_msg_sn2, payload) > XPC_MSG_HDR_MAX_SIZE) {
                dev_err(xpc_part, "header portion of struct xpc_msg_sn2 is "
index 1e475b4..9172fcd 100644 (file)
@@ -62,7 +62,7 @@ static struct xpc_gru_mq_uv *xpc_activate_mq_uv;
 static struct xpc_gru_mq_uv *xpc_notify_mq_uv;
 
 static int
-xpc_setup_partitions_sn_uv(void)
+xpc_setup_partitions_uv(void)
 {
        short partid;
        struct xpc_partition_uv *part_uv;
@@ -78,7 +78,7 @@ xpc_setup_partitions_sn_uv(void)
 }
 
 static void
-xpc_teardown_partitions_sn_uv(void)
+xpc_teardown_partitions_uv(void)
 {
        short partid;
        struct xpc_partition_uv *part_uv;
@@ -782,7 +782,7 @@ xpc_get_partition_rsvd_page_pa_uv(void *buf, u64 *cookie, unsigned long *rp_pa,
 }
 
 static int
-xpc_setup_rsvd_page_sn_uv(struct xpc_rsvd_page *rp)
+xpc_setup_rsvd_page_uv(struct xpc_rsvd_page *rp)
 {
        xpc_heartbeat_uv =
            &xpc_partitions[sn_partition_id].sn.uv.cached_heartbeat;
@@ -980,7 +980,7 @@ xpc_n_of_fifo_entries_uv(struct xpc_fifo_head_uv *head)
  * Setup the channel structures that are uv specific.
  */
 static enum xp_retval
-xpc_setup_ch_structures_sn_uv(struct xpc_partition *part)
+xpc_setup_ch_structures_uv(struct xpc_partition *part)
 {
        struct xpc_channel_uv *ch_uv;
        int ch_number;
@@ -999,7 +999,7 @@ xpc_setup_ch_structures_sn_uv(struct xpc_partition *part)
  * Teardown the channel structures that are uv specific.
  */
 static void
-xpc_teardown_ch_structures_sn_uv(struct xpc_partition *part)
+xpc_teardown_ch_structures_uv(struct xpc_partition *part)
 {
        /* nothing needs to be done */
        return;
@@ -1649,63 +1649,67 @@ xpc_received_payload_uv(struct xpc_channel *ch, void *payload)
        msg->hdr.msg_slot_number += ch->remote_nentries;
 }
 
+static struct xpc_arch_operations xpc_arch_ops_uv = {
+       .setup_partitions = xpc_setup_partitions_uv,
+       .teardown_partitions = xpc_teardown_partitions_uv,
+       .process_activate_IRQ_rcvd = xpc_process_activate_IRQ_rcvd_uv,
+       .get_partition_rsvd_page_pa = xpc_get_partition_rsvd_page_pa_uv,
+       .setup_rsvd_page = xpc_setup_rsvd_page_uv,
+
+       .allow_hb = xpc_allow_hb_uv,
+       .disallow_hb = xpc_disallow_hb_uv,
+       .disallow_all_hbs = xpc_disallow_all_hbs_uv,
+       .increment_heartbeat = xpc_increment_heartbeat_uv,
+       .offline_heartbeat = xpc_offline_heartbeat_uv,
+       .online_heartbeat = xpc_online_heartbeat_uv,
+       .heartbeat_init = xpc_heartbeat_init_uv,
+       .heartbeat_exit = xpc_heartbeat_exit_uv,
+       .get_remote_heartbeat = xpc_get_remote_heartbeat_uv,
+
+       .request_partition_activation =
+               xpc_request_partition_activation_uv,
+       .request_partition_reactivation =
+               xpc_request_partition_reactivation_uv,
+       .request_partition_deactivation =
+               xpc_request_partition_deactivation_uv,
+       .cancel_partition_deactivation_request =
+               xpc_cancel_partition_deactivation_request_uv,
+
+       .setup_ch_structures = xpc_setup_ch_structures_uv,
+       .teardown_ch_structures = xpc_teardown_ch_structures_uv,
+
+       .make_first_contact = xpc_make_first_contact_uv,
+
+       .get_chctl_all_flags = xpc_get_chctl_all_flags_uv,
+       .send_chctl_closerequest = xpc_send_chctl_closerequest_uv,
+       .send_chctl_closereply = xpc_send_chctl_closereply_uv,
+       .send_chctl_openrequest = xpc_send_chctl_openrequest_uv,
+       .send_chctl_openreply = xpc_send_chctl_openreply_uv,
+       .send_chctl_opencomplete = xpc_send_chctl_opencomplete_uv,
+       .process_msg_chctl_flags = xpc_process_msg_chctl_flags_uv,
+
+       .save_remote_msgqueue_pa = xpc_save_remote_msgqueue_pa_uv,
+
+       .setup_msg_structures = xpc_setup_msg_structures_uv,
+       .teardown_msg_structures = xpc_teardown_msg_structures_uv,
+
+       .indicate_partition_engaged = xpc_indicate_partition_engaged_uv,
+       .indicate_partition_disengaged = xpc_indicate_partition_disengaged_uv,
+       .assume_partition_disengaged = xpc_assume_partition_disengaged_uv,
+       .partition_engaged = xpc_partition_engaged_uv,
+       .any_partition_engaged = xpc_any_partition_engaged_uv,
+
+       .n_of_deliverable_payloads = xpc_n_of_deliverable_payloads_uv,
+       .send_payload = xpc_send_payload_uv,
+       .get_deliverable_payload = xpc_get_deliverable_payload_uv,
+       .received_payload = xpc_received_payload_uv,
+       .notify_senders_of_disconnect = xpc_notify_senders_of_disconnect_uv,
+};
+
 int
 xpc_init_uv(void)
 {
-       xpc_setup_partitions_sn = xpc_setup_partitions_sn_uv;
-       xpc_teardown_partitions_sn = xpc_teardown_partitions_sn_uv;
-       xpc_process_activate_IRQ_rcvd = xpc_process_activate_IRQ_rcvd_uv;
-       xpc_get_partition_rsvd_page_pa = xpc_get_partition_rsvd_page_pa_uv;
-       xpc_setup_rsvd_page_sn = xpc_setup_rsvd_page_sn_uv;
-
-       xpc_allow_hb = xpc_allow_hb_uv;
-       xpc_disallow_hb = xpc_disallow_hb_uv;
-       xpc_disallow_all_hbs = xpc_disallow_all_hbs_uv;
-       xpc_increment_heartbeat = xpc_increment_heartbeat_uv;
-       xpc_offline_heartbeat = xpc_offline_heartbeat_uv;
-       xpc_online_heartbeat = xpc_online_heartbeat_uv;
-       xpc_heartbeat_init = xpc_heartbeat_init_uv;
-       xpc_heartbeat_exit = xpc_heartbeat_exit_uv;
-       xpc_get_remote_heartbeat = xpc_get_remote_heartbeat_uv;
-
-       xpc_request_partition_activation = xpc_request_partition_activation_uv;
-       xpc_request_partition_reactivation =
-           xpc_request_partition_reactivation_uv;
-       xpc_request_partition_deactivation =
-           xpc_request_partition_deactivation_uv;
-       xpc_cancel_partition_deactivation_request =
-           xpc_cancel_partition_deactivation_request_uv;
-
-       xpc_setup_ch_structures_sn = xpc_setup_ch_structures_sn_uv;
-       xpc_teardown_ch_structures_sn = xpc_teardown_ch_structures_sn_uv;
-
-       xpc_make_first_contact = xpc_make_first_contact_uv;
-
-       xpc_get_chctl_all_flags = xpc_get_chctl_all_flags_uv;
-       xpc_send_chctl_closerequest = xpc_send_chctl_closerequest_uv;
-       xpc_send_chctl_closereply = xpc_send_chctl_closereply_uv;
-       xpc_send_chctl_openrequest = xpc_send_chctl_openrequest_uv;
-       xpc_send_chctl_openreply = xpc_send_chctl_openreply_uv;
-       xpc_send_chctl_opencomplete = xpc_send_chctl_opencomplete_uv;
-
-       xpc_save_remote_msgqueue_pa = xpc_save_remote_msgqueue_pa_uv;
-
-       xpc_setup_msg_structures = xpc_setup_msg_structures_uv;
-       xpc_teardown_msg_structures = xpc_teardown_msg_structures_uv;
-
-       xpc_indicate_partition_engaged = xpc_indicate_partition_engaged_uv;
-       xpc_indicate_partition_disengaged =
-           xpc_indicate_partition_disengaged_uv;
-       xpc_assume_partition_disengaged = xpc_assume_partition_disengaged_uv;
-       xpc_partition_engaged = xpc_partition_engaged_uv;
-       xpc_any_partition_engaged = xpc_any_partition_engaged_uv;
-
-       xpc_n_of_deliverable_payloads = xpc_n_of_deliverable_payloads_uv;
-       xpc_process_msg_chctl_flags = xpc_process_msg_chctl_flags_uv;
-       xpc_send_payload = xpc_send_payload_uv;
-       xpc_notify_senders_of_disconnect = xpc_notify_senders_of_disconnect_uv;
-       xpc_get_deliverable_payload = xpc_get_deliverable_payload_uv;
-       xpc_received_payload = xpc_received_payload_uv;
+       xpc_arch_ops = xpc_arch_ops_uv;
 
        if (sizeof(struct xpc_notify_mq_msghdr_uv) > XPC_MSG_HDR_MAX_SIZE) {
                dev_err(xpc_part, "xpc_notify_mq_msghdr_uv is larger than %d\n",