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-rw-r--r--drivers/misc/sgi-xp/xp.h44
-rw-r--r--drivers/misc/sgi-xp/xp_main.c23
-rw-r--r--drivers/misc/sgi-xp/xpc.h9
-rw-r--r--drivers/misc/sgi-xp/xpc_channel.c112
-rw-r--r--drivers/misc/sgi-xp/xpc_main.c14
-rw-r--r--drivers/misc/sgi-xp/xpc_sn2.c64
-rw-r--r--drivers/misc/sgi-xp/xpnet.c11
7 files changed, 106 insertions, 171 deletions
diff --git a/drivers/misc/sgi-xp/xp.h b/drivers/misc/sgi-xp/xp.h
index 0f75592896dd..43bf2470850e 100644
--- a/drivers/misc/sgi-xp/xp.h
+++ b/drivers/misc/sgi-xp/xp.h
@@ -116,12 +116,6 @@
* The size of the payload is defined by the user via xpc_connect(). A user-
* defined message resides in the payload area.
*
- * The user should have no dealings with the message header, but only the
- * message's payload. When a message entry is allocated (via xpc_allocate())
- * a pointer to the payload area is returned and not the actual beginning of
- * the XPC message. The user then constructs a message in the payload area
- * and passes that pointer as an argument on xpc_send() or xpc_send_notify().
- *
* The size of a message entry (within a message queue) must be a cacheline
* sized multiple in order to facilitate the BTE transfer of messages from one
* message queue to another. A macro, XPC_MSG_SIZE(), is provided for the user
@@ -221,9 +215,10 @@ enum xp_retval {
xpBteCopyError, /* 52: bte_copy() returned error */
xpSalError, /* 53: sn SAL error */
xpRsvdPageNotSet, /* 54: the reserved page is not set up */
+ xpPayloadTooBig, /* 55: payload too large for message slot */
- xpUnsupported, /* 55: unsupported functionality or resource */
- xpUnknownReason /* 56: unknown reason - must be last in enum */
+ xpUnsupported, /* 56: unsupported functionality or resource */
+ xpUnknownReason /* 57: unknown reason - must be last in enum */
};
/*
@@ -304,16 +299,15 @@ struct xpc_registration {
#define XPC_CHANNEL_REGISTERED(_c) (xpc_registrations[_c].func != NULL)
-/* the following are valid xpc_allocate() flags */
+/* the following are valid xpc_send() or xpc_send_notify() flags */
#define XPC_WAIT 0 /* wait flag */
#define XPC_NOWAIT 1 /* no wait flag */
struct xpc_interface {
void (*connect) (int);
void (*disconnect) (int);
- enum xp_retval (*allocate) (short, int, u32, void **);
- enum xp_retval (*send) (short, int, void *);
- enum xp_retval (*send_notify) (short, int, void *,
+ enum xp_retval (*send) (short, int, u32, void *, u16);
+ enum xp_retval (*send_notify) (short, int, u32, void *, u16,
xpc_notify_func, void *);
void (*received) (short, int, void *);
enum xp_retval (*partid_to_nasids) (short, void *);
@@ -323,10 +317,9 @@ extern struct xpc_interface xpc_interface;
extern void xpc_set_interface(void (*)(int),
void (*)(int),
- enum xp_retval (*)(short, int, u32, void **),
- enum xp_retval (*)(short, int, void *),
- enum xp_retval (*)(short, int, void *,
- xpc_notify_func, void *),
+ enum xp_retval (*)(short, int, u32, void *, u16),
+ enum xp_retval (*)(short, int, u32, void *, u16,
+ xpc_notify_func, void *),
void (*)(short, int, void *),
enum xp_retval (*)(short, void *));
extern void xpc_clear_interface(void);
@@ -336,22 +329,19 @@ extern enum xp_retval xpc_connect(int, xpc_channel_func, void *, u16,
extern void xpc_disconnect(int);
static inline enum xp_retval
-xpc_allocate(short partid, int ch_number, u32 flags, void **payload)
-{
- return xpc_interface.allocate(partid, ch_number, flags, payload);
-}
-
-static inline enum xp_retval
-xpc_send(short partid, int ch_number, void *payload)
+xpc_send(short partid, int ch_number, u32 flags, void *payload,
+ u16 payload_size)
{
- return xpc_interface.send(partid, ch_number, payload);
+ return xpc_interface.send(partid, ch_number, flags, payload,
+ payload_size);
}
static inline enum xp_retval
-xpc_send_notify(short partid, int ch_number, void *payload,
- xpc_notify_func func, void *key)
+xpc_send_notify(short partid, int ch_number, u32 flags, void *payload,
+ u16 payload_size, xpc_notify_func func, void *key)
{
- return xpc_interface.send_notify(partid, ch_number, payload, func, key);
+ return xpc_interface.send_notify(partid, ch_number, flags, payload,
+ payload_size, func, key);
}
static inline void
diff --git a/drivers/misc/sgi-xp/xp_main.c b/drivers/misc/sgi-xp/xp_main.c
index 6f25613b27e3..9c0ce2f15ff6 100644
--- a/drivers/misc/sgi-xp/xp_main.c
+++ b/drivers/misc/sgi-xp/xp_main.c
@@ -58,10 +58,9 @@ xpc_notloaded(void)
struct xpc_interface xpc_interface = {
(void (*)(int))xpc_notloaded,
(void (*)(int))xpc_notloaded,
- (enum xp_retval(*)(short, int, u32, void **))xpc_notloaded,
- (enum xp_retval(*)(short, int, void *))xpc_notloaded,
- (enum xp_retval(*)(short, int, void *, xpc_notify_func, void *))
- xpc_notloaded,
+ (enum xp_retval(*)(short, int, u32, void *, u16))xpc_notloaded,
+ (enum xp_retval(*)(short, int, u32, void *, u16, xpc_notify_func,
+ void *))xpc_notloaded,
(void (*)(short, int, void *))xpc_notloaded,
(enum xp_retval(*)(short, void *))xpc_notloaded
};
@@ -73,16 +72,14 @@ EXPORT_SYMBOL_GPL(xpc_interface);
void
xpc_set_interface(void (*connect) (int),
void (*disconnect) (int),
- enum xp_retval (*allocate) (short, int, u32, void **),
- enum xp_retval (*send) (short, int, void *),
- enum xp_retval (*send_notify) (short, int, void *,
+ enum xp_retval (*send) (short, int, u32, void *, u16),
+ enum xp_retval (*send_notify) (short, int, u32, void *, u16,
xpc_notify_func, void *),
void (*received) (short, int, void *),
enum xp_retval (*partid_to_nasids) (short, void *))
{
xpc_interface.connect = connect;
xpc_interface.disconnect = disconnect;
- xpc_interface.allocate = allocate;
xpc_interface.send = send;
xpc_interface.send_notify = send_notify;
xpc_interface.received = received;
@@ -98,13 +95,11 @@ xpc_clear_interface(void)
{
xpc_interface.connect = (void (*)(int))xpc_notloaded;
xpc_interface.disconnect = (void (*)(int))xpc_notloaded;
- xpc_interface.allocate = (enum xp_retval(*)(short, int, u32,
- void **))xpc_notloaded;
- xpc_interface.send = (enum xp_retval(*)(short, int, void *))
+ xpc_interface.send = (enum xp_retval(*)(short, int, u32, void *, u16))
xpc_notloaded;
- xpc_interface.send_notify = (enum xp_retval(*)(short, int, void *,
- xpc_notify_func,
- void *))xpc_notloaded;
+ xpc_interface.send_notify = (enum xp_retval(*)(short, int, u32, void *,
+ u16, xpc_notify_func,
+ void *))xpc_notloaded;
xpc_interface.received = (void (*)(short, int, void *))
xpc_notloaded;
xpc_interface.partid_to_nasids = (enum xp_retval(*)(short, void *))
diff --git a/drivers/misc/sgi-xp/xpc.h b/drivers/misc/sgi-xp/xpc.h
index 56bf5dcc391d..6b622b091bde 100644
--- a/drivers/misc/sgi-xp/xpc.h
+++ b/drivers/misc/sgi-xp/xpc.h
@@ -624,9 +624,7 @@ extern void (*xpc_IPI_send_closereply) (struct xpc_channel *, unsigned long *);
extern void (*xpc_IPI_send_openrequest) (struct xpc_channel *, unsigned long *);
extern void (*xpc_IPI_send_openreply) (struct xpc_channel *, unsigned long *);
-extern enum xp_retval (*xpc_allocate_msg) (struct xpc_channel *, u32,
- struct xpc_msg **);
-extern enum xp_retval (*xpc_send_msg) (struct xpc_channel *, struct xpc_msg *,
+extern enum xp_retval (*xpc_send_msg) (struct xpc_channel *, u32, void *, u16,
u8, xpc_notify_func, void *);
extern void (*xpc_received_msg) (struct xpc_channel *, struct xpc_msg *);
@@ -664,9 +662,8 @@ extern void *xpc_kzalloc_cacheline_aligned(size_t, gfp_t, void **);
extern void xpc_initiate_connect(int);
extern void xpc_initiate_disconnect(int);
extern enum xp_retval xpc_allocate_msg_wait(struct xpc_channel *);
-extern enum xp_retval xpc_initiate_allocate(short, int, u32, void **);
-extern enum xp_retval xpc_initiate_send(short, int, void *);
-extern enum xp_retval xpc_initiate_send_notify(short, int, void *,
+extern enum xp_retval xpc_initiate_send(short, int, u32, void *, u16);
+extern enum xp_retval xpc_initiate_send_notify(short, int, u32, void *, u16,
xpc_notify_func, void *);
extern void xpc_initiate_received(short, int, void *);
extern void xpc_process_channel_activity(struct xpc_partition *);
diff --git a/drivers/misc/sgi-xp/xpc_channel.c b/drivers/misc/sgi-xp/xpc_channel.c
index 26c5e12c1220..55182c8dd32a 100644
--- a/drivers/misc/sgi-xp/xpc_channel.c
+++ b/drivers/misc/sgi-xp/xpc_channel.c
@@ -1192,87 +1192,54 @@ xpc_allocate_msg_wait(struct xpc_channel *ch)
}
/*
- * Allocate an entry for a message from the message queue associated with the
- * specified channel. NOTE that this routine can sleep waiting for a message
- * entry to become available. To not sleep, pass in the XPC_NOWAIT flag.
+ * Send a message that contains the user's payload on the specified channel
+ * connected to the specified partition.
*
- * Arguments:
+ * NOTE that this routine can sleep waiting for a message entry to become
+ * available. To not sleep, pass in the XPC_NOWAIT flag.
*
- * partid - ID of partition to which the channel is connected.
- * ch_number - channel #.
- * flags - see xpc.h for valid flags.
- * payload - address of the allocated payload area pointer (filled in on
- * return) in which the user-defined message is constructed.
- */
-enum xp_retval
-xpc_initiate_allocate(short partid, int ch_number, u32 flags, void **payload)
-{
- struct xpc_partition *part = &xpc_partitions[partid];
- enum xp_retval ret = xpUnknownReason;
- struct xpc_msg *msg = NULL;
-
- DBUG_ON(partid < 0 || partid >= xp_max_npartitions);
- DBUG_ON(ch_number < 0 || ch_number >= part->nchannels);
-
- *payload = NULL;
-
- if (xpc_part_ref(part)) {
- ret = xpc_allocate_msg(&part->channels[ch_number], flags, &msg);
- xpc_part_deref(part);
-
- if (msg != NULL)
- *payload = &msg->payload;
- }
-
- return ret;
-}
-
-/*
- * Send a message previously allocated using xpc_initiate_allocate() on the
- * specified channel connected to the specified partition.
- *
- * This routine will not wait for the message to be received, nor will
- * notification be given when it does happen. Once this routine has returned
- * the message entry allocated via xpc_initiate_allocate() is no longer
- * accessable to the caller.
- *
- * This routine, although called by users, does not call xpc_part_ref() to
- * ensure that the partition infrastructure is in place. It relies on the
- * fact that we called xpc_msgqueue_ref() in xpc_allocate_msg().
+ * Once sent, this routine will not wait for the message to be received, nor
+ * will notification be given when it does happen.
*
* Arguments:
*
* partid - ID of partition to which the channel is connected.
* ch_number - channel # to send message on.
- * payload - pointer to the payload area allocated via
- * xpc_initiate_allocate().
+ * flags - see xp.h for valid flags.
+ * payload - pointer to the payload which is to be sent.
+ * payload_size - size of the payload in bytes.
*/
enum xp_retval
-xpc_initiate_send(short partid, int ch_number, void *payload)
+xpc_initiate_send(short partid, int ch_number, u32 flags, void *payload,
+ u16 payload_size)
{
struct xpc_partition *part = &xpc_partitions[partid];
- struct xpc_msg *msg = XPC_MSG_ADDRESS(payload);
- enum xp_retval ret;
+ enum xp_retval ret = xpUnknownReason;
- dev_dbg(xpc_chan, "msg=0x%p, partid=%d, channel=%d\n", (void *)msg,
+ dev_dbg(xpc_chan, "payload=0x%p, partid=%d, channel=%d\n", payload,
partid, ch_number);
DBUG_ON(partid < 0 || partid >= xp_max_npartitions);
DBUG_ON(ch_number < 0 || ch_number >= part->nchannels);
- DBUG_ON(msg == NULL);
+ DBUG_ON(payload == NULL);
- ret = xpc_send_msg(&part->channels[ch_number], msg, 0, NULL, NULL);
+ if (xpc_part_ref(part)) {
+ ret = xpc_send_msg(&part->channels[ch_number], flags, payload,
+ payload_size, 0, NULL, NULL);
+ xpc_part_deref(part);
+ }
return ret;
}
/*
- * Send a message previously allocated using xpc_initiate_allocate on the
- * specified channel connected to the specified partition.
+ * Send a message that contains the user's payload on the specified channel
+ * connected to the specified partition.
*
- * This routine will not wait for the message to be sent. Once this routine
- * has returned the message entry allocated via xpc_initiate_allocate() is no
- * longer accessable to the caller.
+ * NOTE that this routine can sleep waiting for a message entry to become
+ * available. To not sleep, pass in the XPC_NOWAIT flag.
+ *
+ * This routine will not wait for the message to be sent or received.
*
* Once the remote end of the channel has received the message, the function
* passed as an argument to xpc_initiate_send_notify() will be called. This
@@ -1282,38 +1249,37 @@ xpc_initiate_send(short partid, int ch_number, void *payload)
*
* If this routine returns an error, the caller's function will NOT be called.
*
- * This routine, although called by users, does not call xpc_part_ref() to
- * ensure that the partition infrastructure is in place. It relies on the
- * fact that we called xpc_msgqueue_ref() in xpc_allocate_msg().
- *
* Arguments:
*
* partid - ID of partition to which the channel is connected.
* ch_number - channel # to send message on.
- * payload - pointer to the payload area allocated via
- * xpc_initiate_allocate().
+ * flags - see xp.h for valid flags.
+ * payload - pointer to the payload which is to be sent.
+ * payload_size - size of the payload in bytes.
* func - function to call with asynchronous notification of message
* receipt. THIS FUNCTION MUST BE NON-BLOCKING.
* key - user-defined key to be passed to the function when it's called.
*/
enum xp_retval
-xpc_initiate_send_notify(short partid, int ch_number, void *payload,
- xpc_notify_func func, void *key)
+xpc_initiate_send_notify(short partid, int ch_number, u32 flags, void *payload,
+ u16 payload_size, xpc_notify_func func, void *key)
{
struct xpc_partition *part = &xpc_partitions[partid];
- struct xpc_msg *msg = XPC_MSG_ADDRESS(payload);
- enum xp_retval ret;
+ enum xp_retval ret = xpUnknownReason;
- dev_dbg(xpc_chan, "msg=0x%p, partid=%d, channel=%d\n", (void *)msg,
+ dev_dbg(xpc_chan, "payload=0x%p, partid=%d, channel=%d\n", payload,
partid, ch_number);
DBUG_ON(partid < 0 || partid >= xp_max_npartitions);
DBUG_ON(ch_number < 0 || ch_number >= part->nchannels);
- DBUG_ON(msg == NULL);
+ DBUG_ON(payload == NULL);
DBUG_ON(func == NULL);
- ret = xpc_send_msg(&part->channels[ch_number], msg, XPC_N_CALL,
- func, key);
+ if (xpc_part_ref(part)) {
+ ret = xpc_send_msg(&part->channels[ch_number], flags, payload,
+ payload_size, XPC_N_CALL, func, key);
+ xpc_part_deref(part);
+ }
return ret;
}
@@ -1372,7 +1338,7 @@ xpc_deliver_msg(struct xpc_channel *ch)
* partid - ID of partition to which the channel is connected.
* ch_number - channel # message received on.
* payload - pointer to the payload area allocated via
- * xpc_initiate_allocate().
+ * xpc_initiate_send() or xpc_initiate_send_notify().
*/
void
xpc_initiate_received(short partid, int ch_number, void *payload)
diff --git a/drivers/misc/sgi-xp/xpc_main.c b/drivers/misc/sgi-xp/xpc_main.c
index 4a6eb3774759..aae90f5933b5 100644
--- a/drivers/misc/sgi-xp/xpc_main.c
+++ b/drivers/misc/sgi-xp/xpc_main.c
@@ -217,12 +217,9 @@ void (*xpc_IPI_send_openrequest) (struct xpc_channel *ch,
void (*xpc_IPI_send_openreply) (struct xpc_channel *ch,
unsigned long *irq_flags);
-enum xp_retval (*xpc_allocate_msg) (struct xpc_channel *ch, u32 flags,
- struct xpc_msg **address_of_msg);
-
-enum xp_retval (*xpc_send_msg) (struct xpc_channel *ch, struct xpc_msg *msg,
- u8 notify_type, xpc_notify_func func,
- void *key);
+enum xp_retval (*xpc_send_msg) (struct xpc_channel *ch, u32 flags,
+ void *payload, u16 payload_size, u8 notify_type,
+ xpc_notify_func func, void *key);
void (*xpc_received_msg) (struct xpc_channel *ch, struct xpc_msg *msg);
/*
@@ -1286,9 +1283,8 @@ xpc_init(void)
/* set the interface to point at XPC's functions */
xpc_set_interface(xpc_initiate_connect, xpc_initiate_disconnect,
- xpc_initiate_allocate, xpc_initiate_send,
- xpc_initiate_send_notify, xpc_initiate_received,
- xpc_initiate_partid_to_nasids);
+ xpc_initiate_send, xpc_initiate_send_notify,
+ xpc_initiate_received, xpc_initiate_partid_to_nasids);
return 0;
diff --git a/drivers/misc/sgi-xp/xpc_sn2.c b/drivers/misc/sgi-xp/xpc_sn2.c
index 7216df36bc73..db67d348b35c 100644
--- a/drivers/misc/sgi-xp/xpc_sn2.c
+++ b/drivers/misc/sgi-xp/xpc_sn2.c
@@ -1532,18 +1532,6 @@ xpc_allocate_msg_sn2(struct xpc_channel *ch, u32 flags,
enum xp_retval ret;
s64 put;
- /* this reference will be dropped in xpc_send_msg_sn2() */
- xpc_msgqueue_ref(ch);
-
- if (ch->flags & XPC_C_DISCONNECTING) {
- xpc_msgqueue_deref(ch);
- return ch->reason;
- }
- if (!(ch->flags & XPC_C_CONNECTED)) {
- xpc_msgqueue_deref(ch);
- return xpNotConnected;
- }
-
/*
* Get the next available message entry from the local message queue.
* If none are available, we'll make sure that we grab the latest
@@ -1582,16 +1570,12 @@ xpc_allocate_msg_sn2(struct xpc_channel *ch, u32 flags,
if (ret == xpTimeout)
xpc_IPI_send_local_msgrequest_sn2(ch);
- if (flags & XPC_NOWAIT) {
- xpc_msgqueue_deref(ch);
+ if (flags & XPC_NOWAIT)
return xpNoWait;
- }
ret = xpc_allocate_msg_wait(ch);
- if (ret != xpInterrupted && ret != xpTimeout) {
- xpc_msgqueue_deref(ch);
+ if (ret != xpInterrupted && ret != xpTimeout)
return ret;
- }
}
/* get the message's address and initialize it */
@@ -1606,7 +1590,6 @@ xpc_allocate_msg_sn2(struct xpc_channel *ch, u32 flags,
(void *)msg, msg->number, ch->partid, ch->number);
*address_of_msg = msg;
-
return xpSuccess;
}
@@ -1616,24 +1599,38 @@ xpc_allocate_msg_sn2(struct xpc_channel *ch, u32 flags,
* message is being sent to.
*/
static enum xp_retval
-xpc_send_msg_sn2(struct xpc_channel *ch, struct xpc_msg *msg, u8 notify_type,
- xpc_notify_func func, void *key)
+xpc_send_msg_sn2(struct xpc_channel *ch, u32 flags, void *payload,
+ u16 payload_size, u8 notify_type, xpc_notify_func func,
+ void *key)
{
enum xp_retval ret = xpSuccess;
+ struct xpc_msg *msg = msg;
struct xpc_notify *notify = notify;
- s64 put, msg_number = msg->number;
+ s64 msg_number;
+ s64 put;
DBUG_ON(notify_type == XPC_N_CALL && func == NULL);
- DBUG_ON((((u64)msg - (u64)ch->local_msgqueue) / ch->msg_size) !=
- msg_number % ch->local_nentries);
- DBUG_ON(msg->flags & XPC_M_READY);
+
+ if (XPC_MSG_SIZE(payload_size) > ch->msg_size)
+ return xpPayloadTooBig;
+
+ xpc_msgqueue_ref(ch);
if (ch->flags & XPC_C_DISCONNECTING) {
- /* drop the reference grabbed in xpc_allocate_msg_sn2() */
- xpc_msgqueue_deref(ch);
- return ch->reason;
+ ret = ch->reason;
+ goto out_1;
+ }
+ if (!(ch->flags & XPC_C_CONNECTED)) {
+ ret = xpNotConnected;
+ goto out_1;
}
+ ret = xpc_allocate_msg_sn2(ch, flags, &msg);
+ if (ret != xpSuccess)
+ goto out_1;
+
+ msg_number = msg->number;
+
if (notify_type != 0) {
/*
* Tell the remote side to send an ACK interrupt when the
@@ -1663,13 +1660,12 @@ xpc_send_msg_sn2(struct xpc_channel *ch, struct xpc_msg *msg, u8 notify_type,
atomic_dec(&ch->n_to_notify);
ret = ch->reason;
}
-
- /* drop reference grabbed in xpc_allocate_msg_sn2() */
- xpc_msgqueue_deref(ch);
- return ret;
+ goto out_1;
}
}
+ memcpy(&msg->payload, payload, payload_size);
+
msg->flags |= XPC_M_READY;
/*
@@ -1684,7 +1680,7 @@ xpc_send_msg_sn2(struct xpc_channel *ch, struct xpc_msg *msg, u8 notify_type,
if (put == msg_number)
xpc_send_msgs_sn2(ch, put);
- /* drop the reference grabbed in xpc_allocate_msg_sn2() */
+out_1:
xpc_msgqueue_deref(ch);
return ret;
}
@@ -1821,8 +1817,6 @@ xpc_init_sn2(void)
xpc_IPI_send_openrequest = xpc_IPI_send_openrequest_sn2;
xpc_IPI_send_openreply = xpc_IPI_send_openreply_sn2;
- xpc_allocate_msg = xpc_allocate_msg_sn2;
-
xpc_send_msg = xpc_send_msg_sn2;
xpc_received_msg = xpc_received_msg_sn2;
}
diff --git a/drivers/misc/sgi-xp/xpnet.c b/drivers/misc/sgi-xp/xpnet.c
index 9c540eb1847d..f9356ba73155 100644
--- a/drivers/misc/sgi-xp/xpnet.c
+++ b/drivers/misc/sgi-xp/xpnet.c
@@ -438,7 +438,8 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct xpnet_pending_msg *queued_msg;
enum xp_retval ret;
- struct xpnet_message *msg;
+ u8 msg_buffer[XPNET_MSG_SIZE];
+ struct xpnet_message *msg = (struct xpnet_message *)&msg_buffer[0];
u64 start_addr, end_addr;
long dp;
u8 second_mac_octet;
@@ -524,11 +525,6 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* found a partition to send to */
- ret = xpc_allocate(dest_partid, XPC_NET_CHANNEL,
- XPC_NOWAIT, (void **)&msg);
- if (unlikely(ret != xpSuccess))
- continue;
-
msg->embedded_bytes = embedded_bytes;
if (unlikely(embedded_bytes != 0)) {
msg->version = XPNET_VERSION_EMBED;
@@ -553,7 +549,8 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
atomic_inc(&queued_msg->use_count);
- ret = xpc_send_notify(dest_partid, XPC_NET_CHANNEL, msg,
+ ret = xpc_send_notify(dest_partid, XPC_NET_CHANNEL, XPC_NOWAIT,
+ &msg, sizeof(msg) + embedded_bytes - 1,
xpnet_send_completed, queued_msg);
if (unlikely(ret != xpSuccess)) {
atomic_dec(&queued_msg->use_count);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-01 06:34:42 +0000