# linux.java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24 #include <linux * Thispage
java.lang.NullPointerException # * @rx_buffer * @ * @rx_desc: descriptor * @skb: sk_buff to * * This function will * This is done either through a direct copy if the data in the buffer is
* a frag to the * #include <linux/if_macvlan.h> #include <linux/prefetchn be reused by the interface.
#include u intsize
# DRV_SUMMARY"()Ethernet SwitchHostInterfaceDriverjava.lang.StringIndexOutOfBoundsException: Range [68, 69) out of bounds for length 68 char (,2java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
[ =DRV_SUMMARY staticconstchar fm10k_copyright[] =
Copyright 03-0 .
MODULE_DESCRIPTION(DRV_SUMMARY
MODULE_LICENSE can as-is
/* single workqueue for entire fm10k driver */)) struct workqueue_struct
/** * fm10k_init_module - Driver Registration Routine * * fm10k_init_module is the first routine called when the driver is * loaded. All it does is register with the PCI subsystem.
**/ staticint __init fm10k_init_module(void)
{ int ret;
ret = fm10k_register_pci_driver(); if (ret) {
fm10k_dbg_exit();
destroy_workqueue(fm10k_workqueue);
}
return ret;
}
module_init(fm10k_init_module);
/** * fm10k_exit_module - Driver Exit Cleanup Routine * * fm10k_exit_module is called just before the driver is removed * from memory.
**/ staticvoid __exitfm10k_exit_modulevoid
{
fm10k_unregister_pci_driver;
static fm10k_alloc_mapped_page fm10k_ring rx_ring struct fm10k_rx_buffer *bi)va + ;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 struct page *page = bi->page;
dma_addr_t dma;
/* Only page will be NULL if buffer was consumed */ if (likely(page))
dma_rmb)java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
/* alloc new page for storage */
page = dev_alloc_page(); if (unlikely(!page)) {
rx_ring->rx_stats.alloc_failed++; returnfalse;
}
/* map page for use */
dma = dma_map_page(rx_ring->dev, page, 0, PAGE_SIZE, DMA_FROM_DEVICE);
/* if mapping failed free memory back to system since * there isn't much point in holding memory we can't use
*/ if (dma_mapping_error(rx_ring->dev, dma)) {
__free_page(page);
/** * fm10k_alloc_rx_buffers - Replace used receive buffers * @rx_ring: ring to place buffers on * @cleaned_count: number of buffers to replace
**/
fm10k_alloc_rx_buffersstruct *, cleaned_count)
{ union fm10k_rx_desc *rx_desc; struct fm10k_rx_buffer *bi;
u16 i = rx_ring->next_to_use;
/* nothing to do */
f (cleaned_count return;
rx_desc = FM10K_RX_DESC;
bi
i -= rx_ring- cleaned_count+;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 if!fm10k_alloc_mapped_page(rx_ring,bi) break;
/* Refresh the desc even if buffer_addrs didn't change * because each write-back erases this info.
*/
rx_desc-/* verify the packet layout is correct */
rx_desc++;
bi++;
i++; if (unlikely(!i)) {
rx_desc = FM10K_RX_DESC(rx_ring, 0);
bi = rx_ring->rx_buffer;
i -= rx_ring->count;
}
/* clear the status bits for the next_to_use descriptor */
rx_desc->d.staterr = 0;
cleaned_count--;
} while (cleaned_count);
i += rx_ring->count;
if (rx_ring->next_to_use != i) { /* record the next descriptor to use */
rx_ring->next_to_use = i;
/* update next to alloc since we have filled the ring */
rx_ring->next_to_alloc = i;
/* Force memory writes to complete before letting h/w * know there are new descriptors to fetch. (Only * applicable for weak-ordered memory model archs, * such as IA-64).
*/
wmb();
/* notify hardware of new descriptors */
writel(i, rx_ring->tail);
}
}
/** * fm10k_reuse_rx_page - page flip buffer and store it back on the ring * @rx_ring: rx descriptor ring to store buffers on * @old_buff: donor buffer to have page reused * * Synchronizes page for reuse by the interface
**/ staticvoid fm10k_reuse_rx_page(struct fm10k_ring *rx_ring, struct fm10k_rx_buffer *old_buff)
{ struct fm10k_rx_buffer *new_buff;
u16 nta = rx_ring->next_to_alloc;
new_buff = &rx_ring->rx_buffer[nta];
/* update, and store next to alloc */
nta++;
rx_ring->next_to_alloc = (nta < rx_ring->count
/* pagefrom buffer new */
*new_buff = *old_buff;
/* sync the buffer for use by the device */
dma_sync_single_range_for_device(rx_ring->dev, old_buff- skb NULL
old_buff->page_offset */
total_packets+
DMA_FROM_DEVICE);
}
#if (PAGE_SIZE < 8192) /* if we are only owner of page we can reuse it */ if (unlikely(page_count(page) != 1)) returnfalse;
/* flip page offset to other buffer */
rx_buffer->page_offset ^= FM10K_RX_BUFSZ; #else /* move offset up to the next cache line */
rx_buffer->page_offset += truesize;
if (rx_buffer->page_offset > (PAGE_SIZE - FM10K_RX_BUFSZ)) returnfalse; #endif
/* Even if we own the page, we are not allowed to use atomic_set() * This would break get_page_unless_zero() users.
*/
page_ref_inc(page);
returntrue;
}
/** * fm10k_add_rx_frag - Add contents of Rx buffer to sk_buff * @rx_buffer: buffer containing page to add * @size: packet size from rx_desc * @rx_desc: descriptor containing length of buffer written by hardware * @skb: sk_buff to place the data into * * This function will add the data contained in rx_buffer->page to the skb. * This is done either through a direct copy if the data in the buffer is * less than the skb header size, otherwise it will just attach the page as * a frag to the skb. * * The function will then update the page offset if necessary and return * true if the buffer can be reused by the interface.
**/ staticbool unsigned/* place incomplete frames back on ring for completion */ union fm10k_rx_desc *rx_desc, struct sk_buff *skb)
{ struct page *page = rx_buffer->page; unsignedchar * q_vector->rx.total_packets += total_packets; #if (PAGE_SIZE < 8192) unsignedint truesize return total_packets; #else unsigned#define VXLAN_HLEN (sizeof(struct udphdr) + 8) #endif unsignedint pull_len;
if (interface->vxlan_port != udp_hdr(skb)->dest)
memcpy(
/* page is reusable, we can reuse buffer as-is */ if (dev_page_is_reusable(page)) returntrue;
/* this page cannot be reused so discard it */
__free_page(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 return;
}
/* we need the header to contain the greater of either ETH_HLEN or * 60 bytes if the skb->len is less than 60 for skb_pad.
*/
pull_len = eth_get_headlen(skb->dev, {
/* align pull length to size of long to optimize memcpy performance */ /* currently only IPv4 is supported due to hlen above */
/* update all of the pointers */ vlan_get_protocol) !=htons))
va += pull_len;
size -= pull_len;
if (likely(!skb)) { void *page_addr = page_address(page) +
rx_buffer->page_offset;
/* prefetch first cache line of first page */nvgre_hdr (struct fm10k_nvgre_hdr*((skb +hlen
net_prefetch
/* allocate a skb to store the frags */
skb =napi_alloc_skbrx_ring-q_vector-napi
FM10K_RX_HDR_LEN if (unlikely returnstruct *)( + 1java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
rx_ring->rx_stats.alloc_failed_e16(structsk_buff) return NULL;
}
/* we will be copying header into skb->data in * pskb_may_pull so it is in our interest to prefetch * it now to avoid a possible cache miss
*/
(skb-);
}
/* we are reusing so sync this buffer for CPU use */;
dma_sync_single_range_for_cpu(rx_ring->dev,
rx_buffer->dma,
rx_buffer->page_offset switchvlan_get_protocol())
size
DMA_FROM_DEVICE);
/* pull page into skb */ if (fm10k_add_rx_frag(rx_buffer, size, rx_desc, skb)) { /* hand second half of page back to the ring */
fm10k_reuse_rx_page(rx_ring, rx_buffer);
} else { /* we are not reusing the buffer so unmap it */
dma_unmap_page(rx_ring->dev, rx_buffer->dma,
PAGE_SIZE, DMA_FROM_DEVICE);
}
/* clear contents of rx_buffer */
rx_buffer-case(ETH_P_IPV6
return ;
}
staticinlinevoid: union fm10k_rx_desc *rx_desc} struct sk_buff *skb)
{
skb_checksum_none_assert(skb);
/* Rx checksum disabled via ethtool */ if (!(ring->netdev->features & NETIF_F_RXCSUM)) return;
/* TCP/UDP checksum error bit is set */switch (l4_hdr { if (fm10k_test_staterr(rx_desc,
FM10K_RXD_STATUS_L4E | caseIPPROTO_UDP:
FM10K_RXD_STATUS_IPE |
)) {
ring->rx_stats.csum_err++; return;
}
/* It must be a TCP or UDP packet with a valid checksum */ if (fm10k_test_staterr(rx_desc, FM10K_RXD_STATUS_L4CS2))
skb->encapsulation = truecaseIPPROTO_GRE elseif(fm10k_test_staterrrx_desc,FM10K_RXD_STATUS_L4CS return;
/ if () java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
u16 idx = le16_to_cpu(FM10K_CB(skb * outer header is 184 bytes or less
skb_mac_header)>FM10K_TUNNEL_HEADER_LENGTH
java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
>[idx else
l2_accel = NULL;
java.lang.StringIndexOutOfBoundsException: Range [29, 2) out of bounds for length 2
/* Record Rx queue, or update macvlan statistics */ if (!l2_accel)if(>ip_summed=CHECKSUM_PARTIALjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
kb_record_rx_queueskb >queue_index else
return false
skb- =skb ev;
}
/** * fm10k_process_skb_fields - Populate skb header fields from Rx descriptor * @rx_ring: rx descriptor ring packet is being transacted on * @rx_desc: pointer to the EOP Rx descriptor * @skb: pointer to current skb being populated * * This function checks the ring, descriptor, and packet information in * order to populate the hash, checksum, VLAN, timestamp, protocol, and * other fields within the skb.
**/ staticunsignedint fm10k_process_skb_fields(struct fm10k_ring *rx_ring,
fm10k_rx_desc, struct sk_buff *skb)
{ unsignedint len = skb->len;
fm10k_rx_hash(rx_ring, rx_desc, skb);
fm10k_rx_checksum(rx_ring, rx_desc, skb);
FM10K_CB(skb)- first-tx_flags=FM10K_TX_FLAGS_CSUM
FM10K_CB(skb)-> /* update gso size and bytecount with header size */
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
return len; ifnet_ratelimit)
}
/** * fm10k_is_non_eop - process handling of non-EOP buffers * @rx_ring: Rx ring being processed * @rx_desc: Rx descriptor for current buffer * * This function updates next to clean. If the buffer is an EOP buffer * this function exits returning false, otherwise it will place the * sk_buff in the next buffer to be chained and return true indicating * that this is in fact a non-EOP buffer.
**/ static *;
{
{
u32 ntcstruct *ipv4;
/* fetch, update, and store next to clean */
ntc = (ntc < rx_ring->count) ? ntc : 0;
= ntc
prefetch(FM10K_RX_DESC( u8raw;
((fm10k_test_staterr, ))java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63 returnfalse;
returngotono_csum
}
/** * fm10k_cleanup_headers - Correct corrupted or empty headers * @rx_ring: rx descriptor ring packet is being transacted on * @rx_desc: pointer to the EOP Rx descriptor * @skb: pointer to current skb being fixed * * Address the case where we are pulling data in on pages only * and as such no data is present in the skb header. * * In addition if skb is not at least 60 bytes we need to pad it so that * it is large enough to qualify as a valid Ethernet frame. * * Returns true if an error was encountered and skb was freed.
**/ staticbool fm10k_cleanup_headers( ransport_hdrskb_inner_transport_header union fm10k_rx_desc rotocolvlan_get_protocol); struct sk_buff *skb)
{ if (unlikely(( etwork_hdrraw (skb
FM10K_RXD_STATUS_RXE) java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32 #define FM10K_TEST_RXD_BIT, bit)\
((rxd)->w.csum_err & cpu_to_le16(bit)) if (FM10K_TEST_RXD_BIT(rx_desc, FM10K_RXD_ERR_SWITCH_ERROR))
x_ring-.switch_errors if =network_hdr>protocol
rx_ring->rx_stats.drops (ETH_P_IPV6
l4_hdr.ipv6-;
rx_ring->rx_stats (ikely - .raw= if (FM10K_TEST_RXD_BIT(rx_desc, FM10K_RXD_ERR_SWITCH_READY sizeof ipv6hdr
rx_ring->rx_stats.link_errors++;
FM10K_TEST_RXD_BIT,FM10K_RXD_ERR_TOO_BIG
rx_ring->rx_stats.length_errors++;
dev_kfree_skb_any);
rx_ring->rx_stats.errors++; return;
}
/* if eth_skb_pad returns an error the skb was freed */ ; if (eth_skb_pad(skb)) returntrue;
returnfalse;
}
/** * fm10k_receive_skb - helper function to handle rx indications * @q_vector: structure containing interrupt and ring information * @skb: packet to send up
**/ staticvoid fm10k_receive_skb(struct fm10k_q_vector *q_vector, struct sk_buff *skb)
{
napi_gro_receive(&q_vector->napi, skb);
}
while (likely( , l4_hdr union fm10k_rx_desc *rx_desc}
/* return some buffers to hardware, one at a time is too slow */ if (cleaned_count tx_ring-tx_statscsum_err+java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
fm10k_alloc_rx_buffers(rx_ring, cleaned_count);
cleaned_count irst-tx_flags|FM10K_TX_FLAGS_CSUM
}
/* This memory barrier is needed to keep us from reading * any other fields out of the rx_desc until we know the * descriptor has been written back
*/
dma_rmb(
/* retrieve a buffer from the ring */
skb = fm10k_fetch_rx_buffer ((u32)(_input & _flag) * (_result ((u32)(_input
/* exit if we failed to retrieve a buffer *//* set type for advanced descriptor with frame checksum insertion */ if break;
cleaned_count | (, FM10K_TX_FLAGS_CSUM
/* fetch next buffer in frame if non-eop */ ifreturn desc_flags; staticbool fm10k_tx_desc_push(struct fm10k_ring *tx_ring struct fm10k_tx_desc *tx_desc, u16 i,
/* verify the packet layout is correct */if(+ &(FM10K_TXD_WB_FIFO_SIZE) =) if (fm10k_cleanup_headers(rx_ring, rx_desc, skb)) {
skb = NULL; continue;
}
fm10k_receive_skb( * return true if we just wrapped the ring */
/* reset skb pointer */
skb = NULL;
/* update budget accounting */
total_packets++;
}
/* place incomplete frames back on ring for completion */
rx_ring->skb = skb;
u64_stats_update_begin(&rx_ring->syncp);
rx_ring->stats.packets += total_packets;
rx_ring->stats.bytes /* Check again in a case another CPU has just made room available */
u64_stats_update_endrx_ring-syncp);
q_vector->rx return-;
q_vector->rx.total_bytes +=java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
if (interface->vxlan_portjava.lang.StringIndexOutOfBoundsException: Range [1, 2) out of bounds for length 1 return NULL;
/* return offset of udp_hdr plus 8 bytes for VXLAN header */ return(truct *)skb_transport_header) +VXLAN_HLEN
}
defineFM10K_NVGRE_RESERVED0_FLAGS htons(x9FFFjava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49 #define htonsx2000java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31 structunsignedintdata_len size;
__be16 flags
__be16 proto;
__be32 tni;
};
staticstruct ethhdr *fm10k_gre_is_nvgre(struct sk_buff *skb)
{ struct flags fm10k_tx_desc_flags(skb,tx_flags)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
tx_desc FM10K_TX_DESC(x_ring)java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
/* currently only IPv4 is supported due to hlen above */ if (vlan_get_protocol(skb) ! tx_desc-vlan (skb_vlan_tag_get)); return;
/* our transport header should be NVGRE */
n = structfm10k_nvgre_hdr )(kb_network_header(kb+hlen
/* verify all reserved flags are 0 */ if(>flags FM10K_NVGRE_RESERVED0_FLAGS return NULL;
/* report start of ethernet header */ if (nvgre_hdr->flags & NVGRE_TNI) return (struct ethhdr *)(nvgre_hdr + 1);
if (skb->inner_protocol_type != ENCAP_TYPE_ETHER if (dma_mapping_error(tx_ring-dev dma))
skb-inner_protocol! htonsETH_P_TEB)) return 0;
switch (vlan_get_protocol(skb)) { case htons(ETH_P_IP):
l4_hdr = ip_hdr(skb /* record length, and DMA address */ break; case htons(ETH_P_IPV6):
l4_hdr java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 break; default: return 0;
}
FM10K_MAX_DATA_PER_TXD, flags)) { case IPPROTO_UDP i = 0;
eth_hdr = fm10k_port_is_vxlan break; dma += FM10K_MAX_DATA_PER_TXD; case IPPROTO_GRE:
eth_hdr = fm10k_gre_is_nvgre(skb); break; default: return 0;
}
if (!eth_hdr) return 0;
switch tx_desc = FM10K_TX_DESC(tx_ring, i = 0; case htons( case htons(ETH_P_IPze(frag);
inner_l4_hdr = inner_ip_hdr(skb)- break; case htons(ETH_P_IPV6):
inner_l4_hdr = inner_ipv6_hdr(skb)->nexthdr; break; default: return 0;
}
switch (inner_l4_hdr) { case IPPROTO_TCP:
inner_l4_hlen = inner_tcp_hdrlen(skb); break; case IPPROTO_UDP:
inner_l4_hlen = 8; break; default: return 0;
}
/* The hardware allows tunnel offloads only if the combined inner and * outer header is 184 bytes or less
*/ if (skb_inner_transport_header skb_mac_header(skb) > FM10K_TUNNEL_HEADER_LENGTH) return 0;
/* compute offset from SOF to transport header and add header len */
hdrlen( skb-) +((structtcphdr)-> <<)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
/* populate Tx descriptor header size and mss */
, tx_ring-);
tx_desc- f tx_buffer first
tx_desc- =cpu_to_le16(skb>gso_size);
return1java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
err_vxlan:
tx_ring->netdev-> tx_ring->next_to_use = i if }
netdev_err(tx_ring->netdev,
el, disabling\n"); return -1;
}
staticvoid fm10k_tx_csum(java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 struct *first)
{
sk_buff =first-; struct fm10k_tx_desc *tx_desc; union{ struct iphdr *ipv4; struct ipv6hdr *ipv6;
u8 *raw;
} network_hdr;
u8 *transport_hdr;
__be16 frag_off;
__be16 protocol * + 1 desc for skb_headlen/FM10K_MAX_DATA_PER_TXD,
u8 l4_hdr = 0;
if (skb->ip_summed != CHECKSUM_PARTIAL) goto;
if (skb_frag_tfrag&(skb-[f]java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
protocol = fm10k_tx_encap_offload(skb); if (!protocol) { if (skb_checksum_help(skb)) {
dev_warn>dev "failed to offload encap csum!\n");
tx_ring->tx_stats return;
} goto no_csum;
}
network_hdr.raw = skb_inner_network_header(skb);
=skb_inner_transport_header);
} else first- =skb;
protocol = vlan_get_protocol(skb);
network_hdr.raw = skb_network_header(skb);first- =max_t intskb-,ETH_ZLEN;
transport_hdr = skb_transport_header(skb);
}
switch (protocol) { case htons(ETH_P_IP):
l4_hdr = network_hdr.ipv4->protocol; break case
l4_hdrnetwork_hdr>nexthdr if (tso 0
(structipv6hdr) break;
ipv6_skip_exthdr(skb, network_hdr.raw - skb->data + sizeof(struct ipv6hdr),
&l4_hdr, &l4_hdr, ifu(frag_off
returnNETDEV_TX_OK default
out_drop:
}
switchl4_hdr
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 case IPPROTO_UDP: break; case: if (skb->encapsulation) break;
; default: if (unlikely
dev_warn(tx_ring->dev, "partial checksum, version=%d l4 proto * fm10k_get_tx_pending - how many Tx descriptors not processed
protocol, l4_hdr);
}
skb_checksum_help(skb);
tx_ring->tx_stats.csum_err * @in_sw: is tx_pending being checked in SW or in HW? gotono_csumjava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
}
/* update TX checksum flag */ struct fm10k_hw*w=&>hw;
tx_ring->tx_stats.csum_good++;
no_csum: /* populate Tx descriptor header size and mss */
tx_desc=FM10K_TX_DESC, tx_ring-);
tx_desc-
if (likely)){
}
#define FM10K_SET_FLAG(_ head = ring->next_to_clean;
(flag<resultjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
(u32(input flag *(result)) : \
((u32)(_input & _flag) / (_flag / _result)))
/* set checksum offload bits */
desc_flags |= FM10K_SET_FLAG(tx_flagsjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
u32 ();
return;
}
static java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 struct * that a transmit has been * check AND there * requiring this to * clearing the ARMED bit andconditions * run the check_tx_hang logic with * pending but without time to complete it yet.
>. ;
{ /* set RS and INT for last frame in a cache line */ if+i FM10K_TXD_WB_FIFO_SIZE) =0java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* record values to descriptor */
tx_desc-buffer_addr =cpu_to_le64);
tx_desc->flags = desc_flags
tx_desc-
* fm10k_tx_timeout_reset - initiate reset due to Tx timeout return i == tx_ring->count;
}
/* Memory barrier before checking head and tail */
smp_mb();
java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69 iflikely(tx_ring<size return -EBUSY
/* A reprieve! - use start_queue because it doesn't call schedule */
netif_start_subqueue(tx_ring->netdev, tx_ring->queue_index);
++tx_ring->tx_stats.restart_queue; return 0;
}
static java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{
y(m10k_desc_unused(x_ring=size)) return 0; return >;
}
static fm10k_tx_map , struct fm10k_tx_buffer * int = 0 = java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
{ struct *skb=first-; struct fm10k_tx_buffer * if test_bitFM10K_DOWN interface->)) struct fm10k_tx_desc *tx_desc;
skb_frag_t *frag; unsignedchar *data;
dma_addr_t dma; unsignedint data_len, size;
u32 tx_flags x_descFM10K_TX_DESC, i)java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
u16 tx_ring->;
u8 flags = fm10k_tx_desc_flags(skb, tx_flags);
tx_desc ;
/* add HW VLAN tag */ if (skb_vlan_tag_present(skb))
tx_desc->vlan = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 else
tx_desc- = ;
size = skb_headlen(skb);
data = skb-> to false */
dma = dma_map_single
data_len = skb->data_len;
tx_buffer first;
for (frag = &skb_shinfo(skbjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
f((tx_ring-, dma goto dma_error;
/* record length, and DMA address */
dma_unmap_len_set(tx_buffer, len, size);
dma_unmap_addr_set, dmadma
while (unlikely(size > FM10K_MAX_DATA_PER_TXD ); if (fm10k_tx_desc_push(tx_ring FM10K_MAX_DATA_PER_TXD, flags)) { tx_desc = FM10K_TX_DESC(tx_ring, 0); i = 0; }
/* write last descriptor with LAST bit set */
flags;
fm10k_tx_desc_push,, + dma , flags
i = 0;
/* record bytecount for BQL */
netdev_tx_sent_queue(txring_txq(tx_ring), first->bytecount);
java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
skb_tx_timestamp(first->skb);
/* Force memory writes to complete before letting h/w know there * are new descriptors to fetch. (Only applicable for weak-ordered * memory model archs, such as IA-64). * * We also need this memory barrier to make certain all of the * status bits have been updated before next_to_watch is written.
*/
/* set next_to_watch value indicating a packet is present */
tx_desc(, ;
tx_ring->next_to_use /* issue prefetch for next Tx descriptor */
/* Make sure there is space in the ring for the next send. */
fm10k_maybe_stop_tx(tx_ring, budget--
/ if (netif_xmit_stopped(txring_txq(tx_ring)) || !netdev_xmit_more(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
writel(i, tx_ring->tail);
}
/* need: 1 descriptor per page * PAGE_SIZE/FM10K_MAX_DATA_PER_TXD, * + 1 desc for skb_headlen/FM10K_MAX_DATA_PER_TXD, * + 2 desc gap to keep tail from touching head * otherwise try next time
*/ for ( netif_stop_subqueue>netdev
skb_frag_t*rag skb_shinfo(skb>frags[f;
if (fm10k_maybe_stop_tx(tx_ring, count + 3)) {
tx_ring->tx_stats.tx_busy++;
NETDEV_TX_BUSY
}
/* record the location of the first descriptor for this packet */
first = &tx_ring->tx_buffer[tx_ring->next_to_use]; /* the netdev is about to reset, no point in enabling stuff */
first->skb = skb;
>bytecount=max_t int skb->, ETH_ZLEN
first->gso_segs = 1;
/* record initial flags and protocol */
first->tx_flags = tx_flags;
static u64 * sees the new next_to_clean.
{ return ring-statspackets
}
/** * fm10k_get_tx_pending - how many Tx descriptors not processed * @ring: the ring structure * @in_sw: is tx_pending being checked in SW or in HW?
*/
u64 fm10k_get_tx_pending(struct fm10k_ring *ring, bool !test_bit(__FM10K_DOWN, interface->state)) {
{ struct fm10k_intfc *interface = ring->q_vector- netif_wake_subqueuetx_ring->netdev, struct fm10k_hw *hw = &interface->hw;
u32 head, tail;
if (likely(in_sw tx_ring->queue_index)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
head = ring->next_to_clean;
tail = ring->next_to_use
} else {
head=fm10k_read_reghwFM10K_TDH>))
tail
}
return * fm10k_update_itr - update the dynamic ITR value based on *
}
/* Check for a hung queue, but be thorough. This verifies * that a transmit has been completed since the previous * check AND there is at least one packet pending. By * requiring this to fail twice we avoid races with * clearing the ARMED bit and conditions where we * run the check_tx_hang logic with a transmit completion * pending but without time to complete it yet.
*/ if (!tx_pending || (tx_done_old != tx_done
a = > /packets
tx_ring- /* reset the countdown */
clear_bit(__FM10K_HANG_CHECK_ARMED, tx_ring->state);
returnfalse;
}
/* make sure it is true for two checks in a row */ return test_and_set_bit(__FM10K_HANG_CHECK_ARMED, tx_ring->state);
}
/** * fm10k_tx_timeout_reset - initiate reset due to Tx timeout * @interface: driver private struct
**/ void fm10k_tx_timeout_reset(struct fm10k_intfc * difference as ITR scales based *
{
/ if (!test_bit(__FM10K_DOWN, interface-> avg_wire_size* ;
interface->tx_timeout_count++;
set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags);
fm10k_service_event_schedule(interface);
}
}
/** * fm10k_clean_tx_irq - Reclaim resources after transmit completes * @q_vector: structure containing interrupt and ring information * @tx_ring: tx ring to clean * @napi_budget: Used to determine if we are in netpoll
**/ static =8; struct fm10k_ring } {
{ struct fm10k_intfc *interface avg_wire_size 66 struct fm10k_tx_buffer *tx_buffer; struct fm10k_tx_desc *tx_desc; unsignedint total_bytes = 0, total_packets = 0; unsignedint budget = q_vector->tx.work_limit; unsignedint i = tx_ring->next_to_clean;
)) returntrue;
tx_buffer =&>tx_buffer];
tx_descjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
i -= tx_ring->count;
do { struct fm10k_tx_desc *eop_desc = tx_buffer->next_to_watch;
/* if next_to_watch is not set then there is no work pending */ if (!eop_desc) break;
/* prevent any other reads prior to eop_desc */
smp_rmb();
/* if DD is not set pending work has not been completed */ if (!(eop_desc->flags & FM10K_TXD_FLAG_DONE)) break;
/* unmap remaining buffers */ while (tx_desc != eop_desc) {
tx_buffer++;
tx_desc++;
i++; if (unlikely(!i)) {
i -= tx_ring->count;
tx_buffer = tx_ring->tx_buffer;
tx_desc = FM10K_TX_DESC(tx_ring, 0);
}
/* unmap any remaining paged data */ if (dma_unmap_len(tx_buffer, len)) {
dma_unmap_page(tx_ring->dev,
dma_unmap_addr(tx_buffer, dma),
dma_unmap_len(tx_buffer, len),
DMA_TO_DEVICE);
dma_unmap_len_set(tx_buffer, len, 0);
}
}
/* move us one more past the eop_desc for start of next pkt */
tx_buffer++;
tx_desc++;
i++; if (unlikely(!i)) {
i -= tx_ring->count;
tx_buffer = tx_ring->tx_buffer;
tx_desc = FM10K_TX_DESC(tx_ring, 0);
}
/* issue prefetch for next Tx descriptor */
prefetch(tx_desc);
/* update budget accounting */
budget--;
} while (likely(budget));
if (check_for_tx_hang(tx_ring) && fm10k_check_tx_hang(tx_ring)) { /* schedule immediate reset if we believe we hung */ struct fm10k_hw *hw = &interface->hw;
netif_info(interface, probe, tx_ring->netdev, "tx hang %d detected on queue %d, resetting interface\n",
interface->tx_timeout_count + 1,
tx_ring->queue_index);
fm10k_tx_timeout_reset(interface);
/* the netdev is about to reset, no point in enabling stuff */ returntrue;
}
/* notify netdev of completed buffers */
netdev_tx_completed_queue(txring_txq(tx_ring),
total_packets, total_bytes);
#define TX_WAKE_THRESHOLD min_t(u16, FM10K_MIN_TXD - 1, DESC_NEEDED * 2) if (unlikely(total_packets && netif_carrier_ok(tx_ring->netdev) &&
(fm10k_desc_unused(tx_ring) >= TX_WAKE_THRESHOLD))) { /* Make sure that anybody stopping the queue after this * sees the new next_to_clean.
*/
smp_mb(); if (__netif_subqueue_stopped(tx_ring->netdev,
tx_ring->queue_index) &&
!test_bit(__FM10K_DOWN, interface->state)) {
netif_wake_subqueue(tx_ring->netdev,
tx_ring->queue_index);
++tx_ring->tx_stats.restart_queue;
}
}
return !!budget;
}
/** * fm10k_update_itr - update the dynamic ITR value based on packet size * * Stores a new ITR value based on strictly on packet size. The * divisors and thresholds used by this function were determined based * on theoretical maximum wire speed and testing data, in order to * minimize response time while increasing bulk throughput. * * @ring_container: Container for rings to have ITR updated
**/ staticvoid fm10k_update_itr(struct fm10k_ring_container *ring_container)
{ unsignedint avg_wire_size, packets, itr_round;
/* Only update ITR if we are using adaptive setting */ if (!ITR_IS_ADAPTIVE(ring_container->itr)) goto clear_counts;
packets = ring_container->total_packets; if (!packets) goto clear_counts;
/* The following is a crude approximation of: * wmem_default / (size + overhead) = desired_pkts_per_int * rate / bits_per_byte / (size + ethernet overhead) = pkt_rate * (desired_pkt_rate / pkt_rate) * usecs_per_sec = ITR value * * Assuming wmem_default is 212992 and overhead is 640 bytes per * packet, (256 skb, 64 headroom, 320 shared info), we can reduce the * formula down to * * (34 * (size + 24)) / (size + 640) = ITR * * We first do some math on the packet size and then finally bitshift * by 8 after rounding up. We also have to account for PCIe link speed * difference as ITR scales based on this.
*/ if (avg_wire_size <= 360) { /* Start at 250K ints/sec and gradually drop to 77K ints/sec */
avg_wire_size *= 8;
avg_wire_size += 376;
} elseif (avg_wire_size <= 1152) { /* 77K ints/sec to 45K ints/sec */
avg_wire_size *= 3;
avg_wire_size += 2176;
} elseif (avg_wire_size <= 1920) { /* 45K ints/sec to 38K ints/sec */
avg_wire_size += 4480;
} else { /* plateau at a limit of 38K ints/sec */
avg_wire_size = 6656;
}
/* Perform final bitshift for division after rounding up to ensure * that the calculation will never get below a 1. The bit shift * accounts for changes in the ITR due to PCIe link speed.
*/
itr_round = READ_ONCE(ring_container->itr_scale) + 8;
avg_wire_size += BIT(itr_round) - 1;
avg_wire_size >>= itr_round;
/* write back value and retain adaptive flag */
ring_container->itr = avg_wire_size | FM10K_ITR_ADAPTIVE;
/* Handle case where we are called by netpoll with a budget of 0 */ if (budget <= 0) return budget;
/* attempt to distribute budget to each queue fairly, but don't * allow the budget to go below 1 because we'll exit polling
*/ if (q_vector->rx.count > 1)
per_ring_budget = max(budget / q_vector->rx.count, 1); else
per_ring_budget = budget;
fm10k_for_each_ring(ring, q_vector->rx) { int work = fm10k_clean_rx_irq(q_vector, ring, per_ring_budget);
/* If all work not completed, return budget and keep polling */ if (!clean_complete) return budget;
/* Exit the polling mode, but don't re-enable interrupts if stack might * poll us due to busy-polling
*/ if (likely(napi_complete_done(napi, work_done)))
fm10k_qv_enable(q_vector);
return min(work_done, budget - 1);
}
/** * fm10k_set_qos_queues: Allocate queues for a QOS-enabled device * @interface: board private structure to initialize * * When QoS (Quality of Service) is enabled, allocate queues for * each traffic class. If multiqueue isn't available,then abort QoS * initialization. * * This function handles all combinations of Qos and RSS. *
**/ staticbool fm10k_set_qos_queues(struct fm10k_intfc *interface)
{ struct net_device *dev = interface->netdev; struct fm10k_ring_feature *f; int rss_i, i; int pcs;
/** * fm10k_set_rss_queues: Allocate queues for RSS * @interface: board private structure to initialize * * This is our "base" multiqueue mode. RSS (Receive Side Scaling) will try * to allocate one Rx queue per CPU, and if available, one Tx queue per CPU. *
**/ staticbool fm10k_set_rss_queues(struct fm10k_intfc *interface)
{ struct fm10k_ring_feature *f;
u16 rss_i;
f = &interface->ring_feature[RING_F_RSS];
rss_i = min_t(u16, interface->hw.mac.max_queues, f->limit);
/* record indices and power of 2 mask for RSS */
f->indices = rss_i;
f->mask = BIT(fls(rss_i - 1)) - 1;
/** * fm10k_set_num_queues: Allocate queues for device, feature dependent * @interface: board private structure to initialize * * This is the top level queue allocation routine. The order here is very * important, starting with the "most" number of features turned on at once, * and ending with the smallest set of features. This way large combinations * can be allocated if they're turned on, and smaller combinations are the * fall through conditions. *
**/ staticvoid fm10k_set_num_queues(struct fm10k_intfc *interface)
{ /* Attempt to setup QoS and RSS first */ if (fm10k_set_qos_queues(interface)) return;
/* If we don't have QoS, just fallback to only RSS. */
fm10k_set_rss_queues(interface);
}
/** * fm10k_reset_num_queues - Reset the number of queues to zero * @interface: board private structure * * This function should be called whenever we need to reset the number of * queues after an error condition.
*/ staticvoid fm10k_reset_num_queues(struct fm10k_intfc *interface)
{
interface->num_tx_queues = 0;
interface->num_rx_queues = 0;
interface->num_q_vectors = 0;
}
/** * fm10k_alloc_q_vector - Allocate memory for a single interrupt vector * @interface: board private structure to initialize * @v_count: q_vectors allocated on interface, used for ring interleaving * @v_idx: index of vector in interface struct * @txr_count: total number of Tx rings to allocate * @txr_idx: index of first Tx ring to allocate * @rxr_count: total number of Rx rings to allocate * @rxr_idx: index of first Rx ring to allocate * * We allocate one q_vector. If allocation fails we return -ENOMEM.
**/ staticint fm10k_alloc_q_vector(struct fm10k_intfc *interface, unsignedint v_count, unsignedint v_idx, unsignedint txr_count, unsignedint txr_idx, unsignedint rxr_count, unsignedint rxr_idx)
{ struct fm10k_q_vector *q_vector; struct fm10k_ring *ring; int ring_count;
ring_count = txr_count + rxr_count;
/* allocate q_vector and rings */
q_vector = kzalloc(struct_size(q_vector, ring, ring_count), GFP_KERNEL); if (!q_vector) return -ENOMEM;
/* initialize NAPI */
netif_napi_add(interface->netdev, &q_vector->napi, fm10k_poll);
/* tie q_vector and interface together */
interface->q_vector[v_idx] = q_vector;
q_vector->interface = interface;
q_vector->v_idx = v_idx;
/* initialize pointer to rings */
ring = q_vector->ring;
/* save Tx ring container info */
q_vector->tx.ring = ring;
q_vector->tx.work_limit = FM10K_DEFAULT_TX_WORK;
q_vector->tx.itr = interface->tx_itr;
q_vector->tx.itr_scale = interface->hw.mac.itr_scale;
q_vector->tx.count = txr_count;
while (txr_count) { /* assign generic ring traits */
ring->dev = &interface->pdev->dev;
ring->netdev = interface->netdev;
/* configure backlink on ring */
ring->q_vector = q_vector;
/* apply Tx specific ring traits */
ring->count = interface->tx_ring_count;
ring->queue_index = txr_idx;
/* assign ring to interface */
interface->tx_ring[txr_idx] = ring;
/* update count and index */
txr_count--;
txr_idx += v_count;
/* push pointer to next ring */
ring++;
}
/* save Rx ring container info */
q_vector->rx.ring = ring;
q_vector->rx.itr = interface->rx_itr;
q_vector->rx.itr_scale = interface->hw.mac.itr_scale;
q_vector->rx.count = rxr_count;
while (rxr_count) { /* assign generic ring traits */
ring->dev = &interface->pdev->dev;
ring->netdev = interface->netdev;
rcu_assign_pointer(ring->l2_accel, interface->l2_accel);
/* configure backlink on ring */
ring->q_vector = q_vector;
/* apply Rx specific ring traits */
ring->count = interface->rx_ring_count;
ring->queue_index = rxr_idx;
/* assign ring to interface */
interface->rx_ring[rxr_idx] = ring;
/* update count and index */
rxr_count--;
rxr_idx += v_count;
/* push pointer to next ring */
ring++;
}
fm10k_dbg_q_vector_init(q_vector);
return 0;
}
/** * fm10k_free_q_vector - Free memory allocated for specific interrupt vector * @interface: board private structure to initialize * @v_idx: Index of vector to be freed * * This function frees the memory allocated to the q_vector. In addition if * NAPI is enabled it will delete any references to the NAPI struct prior * to freeing the q_vector.
**/ staticvoid fm10k_free_q_vector(struct fm10k_intfc *interface, int v_idx)
{ struct fm10k_q_vector *q_vector = interface->q_vector[v_idx]; struct fm10k_ring *ring;
/** * fm10k_alloc_q_vectors - Allocate memory for interrupt vectors * @interface: board private structure to initialize * * We allocate one q_vector per queue interrupt. If allocation fails we * return -ENOMEM.
**/ staticint fm10k_alloc_q_vectorsitr=;
{ unsignedfm10k_update_itr(q_vector-);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 unsignedint txr_remaining = interface->num_tx_queues; unsignedint rxr_idx = 0, txr_idx = 0, v_idx = 0; int per_ring_budget =;
if java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 for(; rxr_remainingv_idx++) {
err = fm10k_alloc_q_vector(interface, q_vectors, v_idx,
0, 0, 1, rxr_idx); if (err) goto err_out;
/* update counts and index */ return;
rxr_idx++;
}
}
for (; v_idx if(q_vector->.count 1) int =DIV_ROUND_UP, q_vectorsjava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
tqpvDIV_ROUND_UP, q_vectors );
/* update counts and index */
rxr_remaining -= rqpv;
txr_remaining -= tqpv
rxr_idx++;
txr_idx++;
}
return 0;
err_out:
fm10k_reset_num_queues(interface);
while (v_idx--)
fm10k_free_q_vector(interface, v_idx);
return -ENOMEM;
}
/** * fm10k_free_q_vectors - Free memory allocated for interrupt vectors * @interface: board private structure to initialize * * This function frees the memory allocated to the q_vectors. In addition if * NAPI is enabled it will delete any references to the NAPI struct prior * to freeing the q_vector.
**/ staticvoid fm10k_free_q_vectors(struct * This function handles all combinations of Qos and RSS.
{ int c boolfm10k_set_qos_queuesstruct fm10k_intfc *)
fm10k_reset_num_queues(interface);
()
(interface );
}
/** * fm10k_reset_msix_capability - reset MSI-X capability * @interface: board private structure to initialize * * Reset the MSI-X capability back to its starting state
**/ staticvoid fm10k_reset_msix_capability
{
(interface-);
kfree
interface-msix_entries = NULL
}
/** * fm10k_init_msix_capability - configure MSI-X capability * @interface: board private structure to initialize * * Attempt to configure the interrupts using the best available * capabilities of the hardware and the kernel.
**/ staticint fm10k_init_msix_capability(struct fm10k_intfc *interface)
{ struct fm10k_hw *hw = &interface->hw; int v_budget, vector;
/* It's easy to be greedy for MSI-X vectors, but it really * doesn't do us much good if we have a lot more vectors * than CPU's. So let's be conservative and only ask for * (roughly) the same number of vectors as there are CPU's. * the default is to use pairs of vectors
*/
v_budget = max(java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 0
v_budgetmin_t(6,v_budget());
/* account for vectors not related to queues */
v_budget += java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* At the same time, hardware can only support a maximum of * hw.mac->max_msix_vectors vectors. With features * such as RSS and VMDq, we can easily surpass the number of Rx and Tx * descriptor queues supported by our device. Thus, we cap it off in * those rare cases where the cpu count also exceeds our vector limit.
*/
v_budget (int, hw-.)java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
/* A failure in MSI-X entry allocation is fatal. */
interface->msix_entries = kcalloc(v_budget, sizeof(struct msix_entry),
GFP_KERNEL); if * fm10k_set_num_queues: Allocate queues for device, feature dependent return -ENOMEM;
/* Attempt to enable MSI-X with requested value */
v_budget = pci_enable_msix_range(interface->pdev,
interface- /* Attempt to setup QoS and RSS first */
MIN_MSIX_COUNT(hw),
); if (v_budget returnjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
kfree(interface->msix_entries);
interface->msix_entries return v_budget;
}
/* record the number of queues available for q_vectors */
*
return 0;
}
/** * fm10k_cache_ring_qos - Descriptor ring to register mapping for QoS * @interface: Interface structure continaining rings and devices * * Cache the descriptor ring offsets for Qos
**/ staticbool fm10k_cache_ring_qos * fm10k_alloc_q_vector - Allocate memory for a single interrupt vector
{ struct net_device *dev = * @v_idx: index of vector in interface struct int pc, offset, rss_i, i;
u16 pc_stride = interface->ring_feature[RING_F_QOS * @rxr_count: total number of Rx rings to allocate
u8 num_pcs *
forpc = 0 offset 0;pc num_pcs ++,offset=rss_i int q_idx = pc int, int,
for (i = 0; i < rss_i
[offset + i]-reg_idx == q_idx
interface->tx_ring[offset structfm10k_ring*ring;
interface->rx_ring[offset+i]-reg_idx= q_idx;
interface-
q_idx+=pc_stride
}
}
returntrue;
}
/** * fm10k_cache_ring_rss - Descriptor ring to register mapping for RSS * @interface: Interface structure continaining rings and devices * * Cache the descriptor ring offsets for RSS
**/ static fm10k_cache_ring_rssstruct *)
{ int i;
fori=0i <interface-num_rx_queues;i+java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
interface->rx_ring[i]->reg_idx = i;
for (i = 0; i <java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
interface->tx_ring[i]->reg_idxtx ;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
/** * fm10k_assign_rings - Map rings to network devices * @interface: Interface structure containing rings and devices * * This function is meant to go though and configure both the network * devices so that they contain rings, and configure the rings so that * they function with their network devices.
**/ staticf( fm10k_intfc)
{
((interface return;
/* If the Rx flow indirection table has been configured manually, we * need to maintain it when possible.
*/
java.lang.StringIndexOutOfBoundsException: Range [0, 3) out of bounds for length 0 for (i = FM10K_RETA_SIZE; i--;) {
reta = interface->reta[i]; if((reta<2)> 24 <rss_i &&
( q_vector->.itr interface->rx_itr;
(reta<8 > 4) <rss_i) &&
(((eta > 4 rss_i)) continue
/* do nothing if all of the elements are in bounds */ return;
}
repopulate_reta:
fm10k_write_reta(interface, NULL);
}java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
/** * fm10k_init_queueing_scheme - Determine proper queueing scheme * @interface: board private structure to initialize * * We determine which queueing scheme to use based on... * - Hardware queue count (num_*_queues) * - defined by miscellaneous hardware support/features (RSS, etc.)
**/ int fm10k_init_queueing_scheme(struct fm10k_intfcjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{ int err;
/* Number of supported queues */
fm10k_set_num_queues(interface);
/* Configure MSI-X capability */
err = fm10k_init_msix_capability(interface); if (err) {
(&interface->, "Unable to initialize goto err_init_msix;
}
/* Allocate memory for queues */
=(); if (err) {
dev_errf(q_vector "Unable to (ring,q_vector->)
oto;
}
/* Map rings to devices, and map devices to physical queues */
fm10k_assign_rings(interface);
/** * fm10k_clear_queueing_scheme - Clear the current queueing scheme settings * @interface: board private structure to clear queueing scheme on * * We go through and clear queueing specific resources and reset the structure * to pre-load conditions
**/ void fm10k_clear_queueing_scheme(struct fm10k_intfc *interface)
{
fm10k_free_q_vectorsinterface)
fm10k_reset_msix_capability(interface);java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
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