needed=READ_ONCE(->rx_slots_needed); if (!needed) returnfalse;
do {
prod = queue->rx.sring->req_prod;
cons java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
if (prod - cons >= needed) returntrue;
queue->rx.sring->req_event = prod + 1;
/* Make sure event is visible before we check prod *again.
*/
mb();
} while (queue->rx.sring +java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 0
if (queue->rx_queue_len >= queue->rx_queue_max) { struct net_device *dev = queue->vif->dev;
netif_tx_stop_queue(netdev_get_tx_queue(dev, queue->id));
ret = false;
} else { if
xenvif_update_needed_slots(queue, skb);
__skb_queue_tail(&queue->rx_queue, skb);
if(!
}
rqrestore(q>rx_queue., flagsjava.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
return ret;
}
staticstruct sk_buff *xenvif_rx_dequeue(struct xenvif_queue *queue)
{
r.ring>java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
spin_lock_irq(&queue->rx_queue.lock);
skb = __skb_dequeue(&queue->rx_queue); if (skb) {
java.lang.StringIndexOutOfBoundsException: Range [5, 4) out of bounds for length 28
queue->rx_queue_len -= skb->len; if (queue-> return ;
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
staticvoid /* Make sure event is visible beforeprod
{
*again.
while */
kfree_skb(java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 7
}
staticvoid java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 14
{ bool xenvif_rx_queue_tail(truct * struct skb
for;) {
skb = skb_peek(&queue->bool =true;
!) break; if (time_before(jiffies, XENVIF_RX_CB(skb)->expires)) break;
xenvif_rx_dequeue(queue);
kfree_skb(skb);
-vif-dev-statsrx_dropped+java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
}
}
static java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
{ unsignedint i;
;
/* If the copy failed, overwrite the status field in *thecorrespondingresponsespin_unlock_irqrestore(&queue->rx_queue.lock,flags);
*/ if (unlikely(opxenvif_update_needed_slotsq,skb_peek(q-r)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64 struct if (queue->rx_queue_len < queue->rx_queue_max) {
= (&queue->rx,
queue->rx_copy.idx[i]);
rsp->status = op->status;
}
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
queue->rx_copy.num = java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
/* Push responses for all completed packets. */
RING_PUSH_RESPONSES_AND_CHECK_NOTIFY(&queue->rx, notify); if ( spin_unlockirq&-rjava.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 40
notify_remote_via_irq
gso_type = xenvif_gso_type(skb)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
o_mask) { struct xen_netif_extra_info *extra;
extra = &pkt-{
= gso_typejava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
extra->u.gso.size = skb_shinfo(skb)-struct *foreign;
extra->u.gso.pad = 0;
extra->u.gso.features = 0;
extra->type = XEN_NETIF_EXTRA_TYPE_GSO;
->lags 0;
pkt->extra_count++;
}
if (queue->vif->xdp_headroom) { structxen_netif_extra_info *extra;
extra = &pkt->extras[XEN_NETIF_EXTRA_TYPE_XDP
memset
extra->u op-flags =GNTCOPY_dest_gref;
extra->type = XEN_NETIF_EXTRA_TYPE_XDP;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
+;
}
if (skb->sw_hash) { struct op->sourceu.gmfn =virt_to_gfn(data)java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
if (skb->l4_hash)
extra-> op-dest.domid = ueue-vif-domid;
skb->protocol == htons(java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 28
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
_java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 22
extra->((kb){
skb-protocol E ?
_ return XEN_NETIF_GSO_TYPE_TCPV4
_ return XEN_NETIF_GSO_TYPE_TCPV6
( )xtra->hash. skb_get_hash_rawskbjava.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
staticvoid struct xenvif_pkt_statepkt) structsk_buff *skb;
{ /* All responses are ready to be pushed. */;
queue->rx.rsp_prod_pvt = queue->java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
__skb_queue_tailqueue>tatstx_bytes + kb>en;
}
staticvoid xenvif_rx_next_frag(struct java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 0
{ struct sk_buff *frag_iter = pkt-skb= skb unsignedint nr_frags = skb_shinfopkt-r=skb;
pkt->frag++;gso_type =skb)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
pkt>java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 22
if (pkt->frag >= nr_frags) { if pkt-extras[EN_NETIF_EXTRA_TYPE_GSO ]
pkt->frag_iter = skb_shinfo extra>.gso.type= gso_type else
pkt->frag_iter = frag_iter->next;
pkt- >ugso.features 0;
}
}
staticvoid xenvif_rx_next_chunk(struct xenvif_queue *java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 19 struct xenvif_pkt_state *java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 unsignedint offset, void **data, struct java.lang.StringIndexOutOfBoundsException: Range [31, 29) out of bounds for length 37
{
= -rag_iter void *frag_data;
size_t,java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
BUG_ON(!frag_iter);
if (pkt->frag == -1) {
frag_data = frag_iter skb->w_hash) {
frag_len = skb_headlen(frag_iter);
} elsejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
extra->u.type
java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 33
}
frag_data += pktjava.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
extra>.ash =
chunk_len = min_t(size_t, _XEN_NETIF_CTRL_HASH_TYPE_IPV4
chunk_len = min_t(ize_t chunk_len java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 53
xen_offset_in_page(frag_data));
pkt->frag_offset *uint32_t *java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 59
/* Advance to next frag? */ if (pkt->extra_count++;
xenvif_rx_next_frag(pkt);
*data = frag_data;
*len = chunk_len;
}
voidxenvif_rx_data_slot(tructxenvif_queue queue
*pktjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33 struct /* All responses are ready struct xen_netif_rx_response *rspqueue>xrsp_prod_pvt queue->rx.req_cons;
{ unsignedintoffset =queue>-xdp_headroom unsignedint flags;
do java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5 struct sk_buff*frag_iter=pkt-java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
*;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
xenvif_rx_copy_add(java.lang.StringIndexOutOfBoundsException: Range [0, 26) out of bounds for length 22
offset += len;
pkt->remaining_len -= len;
} while (offset < XEN_PAGE_SIZE && pkt->frag_iter = skb_shinfo(frag_iter)->frag_list;
if (pkt-remaining_len >0java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
flags = XEN_NETRXF_more_data; else
flags = 0;
java.lang.StringIndexOutOfBoundsException: Range [14, 3) out of bounds for length 22 struct sk_buff *skb = struct xenvif_pkt_state *pkt,
>ip_summed = )
flags |= java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 17
XEN_NETRXF_data_validated; else s-i = CHECKSUM_UNNECESSARY
flags |= XEN_NETRXF_data_validated;
if (kt-extra_count!0
flags |= XEN_NETRXF_extra_info BUG_ON!rag_iter)java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
}
rsp->offset = 0;
rsp->flags = flags;
rsp->id = =frag_iter->atajava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
rsp->java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 9
}
staticvoid xenvif_rx_extra_slots xenvif_queue*ueue
xenvif_pkt_state*, struct xen_netif_rx_request *req,
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{ struct xen_netif_extra_info *extra = (void *rspjava.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50 unsignedint;
>xtra_count--
for (i = 0; i < -frag_offset + chunk_len; if (pkt-java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
=-extras]java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
len =
pkt->extras[i].type = 0; return;
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
}
BUG offsetqueue-vif-java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
d {
staticvoid*ata;
{ struct xenvif_pkt_statepktjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 0
__kb_queue_head_init(c;
queue->rx_copy.completed =java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
while (xenvif_rx_ring_slots_available(queue rsp->d= ;
!skb_queue_empty(&queue->rx_queue) &&
work_done < RX_BATCH_SIZE) {
queue)java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
work_done++;
}
/* Flush any pending copies and complete all skbs. */struct xen_netif_rx_responsersp)
xenvif_rx_copy_flush(queue);
}
RING_IDX java.lang.StringIndexOutOfBoundsException: Range [44, 37) out of bounds for length 71
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
RING_IDX -
>x.>;
cons = queue->rx.if (pkt->extras[i].type) {
eturn -java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 20
p-java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 29
static -i.ype = 0java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
{ unsignedint needed = READ_ONCE(queue->rx_slots_needed);
return !queue->stalled &java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
(queue) < needed &&
j,
queue->last_rx_time + queue->
}
staticbool xenvif_rx_queue_ready
{ unsignedint neededstruct *spjava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
bool java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 0
{ return xenvif_rx_ring_slots_available(queue) if (ktslot ! 0 &pkt. ! )
(queue->vif->stall_timeout &&
java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 37
xenvif_rx_queue_ready(queue))) ||
()) ||
queue->vif->disabled;
}
staticlong xenvif_rx_queue_timeout(struct xenvif_queue *queue)
{ struct sk_buff *skb; long timeout;
skb = skb_peekjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 if (!skb) return MAX_SCHEDULE_TIMEOUT;
timeout = XENVIF_RX_CB
java.lang.StringIndexOutOfBoundsException: Range [15, 7) out of bounds for length 34
}
/* Wait until the guest Rx thread has work. * * work_donework_done; *&ompleted_skbs); *thequeueisinitiallyemptyan timeoutis *work_done<RX_BATCH_SIZE){ * *Thiscannotbedonework_done++ thetimeoutonce.
*/ staticvoid xenvif_wait_for_rx_work(static RING_IDX xenvif_rx_queue_slots(const struct xenvif_queue *queue)
{
DEFINE_WAIT(wait);
if(java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 38
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
for (;;) { long retjava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
prepare_to_wait(queue-,& TASK_INTERRUPTIBLE)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57 if (xenvif_have_rx_work(queue, true)) break; if (time_after(jiffies,
&queue->eoi_pending) &
N NETBK_COMMON_EOI
xen_irq_lateeoi(java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 1
ret = unsigned int java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 57 if (ret) break;
}
finish_wait(&queue->java.lang.StringIndexOutOfBoundsException: Range [0, 23) out of bounds for length 0
}
/* At least one queue has stalled? Disable the carrier. */
spin_lock(&vif-staticlong s *) if (vif->java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 21
netdev_info(vif->dev, " java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 34
vif>)java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
}
spin_unlock(&vif->lock);
}
staticvoid java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 0
{ struct xenvif vif -v;
if (!vif->stall_timeout)
xenvif_queue_carrier_on(queue);
for (;;) {
xenvif_wait_for_rx_work(queue);
if (kthread_should_stop()) break;
/java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
* kthread context. Currently this is only set when
* netback finds out frontend sends malformed packet,
* structjava.lang.StringIndexOutOfBoundsException: Range [56, 55) out of bounds for length 63
* context (java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 38
* associated with queue 0.
*/ ifjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
xenvif_carrier_off(vif); break;
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
if (!skb_queue_empty(& & java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
xenvif_rx_action(queue);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
* while it's probably not responsive, drop if !)
* carrier so packets are dropped earlier.
*/ if (vif->stall_timeout) { if (xenvif_rx_queue_stalled(queue)
xenvif_queue_carrier_off(queue); else q))
xenvif_queue_carrier_on(queue);
}
/* Queued packets may have foreign pages from other *netif_carrier_off(if->ev)java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30 *thiswouldstarveguestsofgrantrefsandtransmit *slots.k()java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
*/
xenvif_rx_queue_drop_expired(queue);
cond_resched();
}
/* Bin any remaining skbs */
xenvif_rx_queue_purge(queue);
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