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提交 a7665b0a 编写于 作者: R Robin Holt 提交者： Linus Torvalds
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sgi-xpc: clean up numerous globals 

Introduce xpc_arch_ops and eliminate numerous individual global definitions.
Signed-off-by: NRobin Holt <holt@sgi.com>
Cc: Dean Nelson <dcn@sgi.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 efdd06ed
隐藏空白更改
内联 并排
Showing with 254 addition and 295 deletion
drivers/misc/sgi-xp/xpc.h
浏览文件 @ a7665b0a
......@@ -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);
......
drivers/misc/sgi-xp/xpc_channel.c
浏览文件 @ a7665b0a
......@@ -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 @@ xpc_process_openclose_chctl_flags(struct xpc_partition *part, int ch_number,
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);
......
drivers/misc/sgi-xp/xpc_main.c
浏览文件 @ a7665b0a
......@@ -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
......
drivers/misc/sgi-xp/xpc_partition.c
浏览文件 @ a7665b0a
......@@ -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);
}
}
......
drivers/misc/sgi-xp/xpc_sn2.c
浏览文件 @ a7665b0a
......@@ -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 @@ xpc_setup_ch_structures_sn_sn2(struct xpc_partition *part)
* 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 "
......
drivers/misc/sgi-xp/xpc_uv.c
浏览文件 @ a7665b0a
......@@ -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",
......
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