/* wr_p == rd_p means ring was never fed FL bufs. RX rings are always *keptatcnt-1FLbufs.
*/ if (rx_ring->wr_p == 0 && rx_ring->rd_p == 0) return;
/* Move the empty entry to the end of the list */
wr_idx = D_IDX(rx_ring, rx_ring->wr_p);
last_idx = rx_ring->cnt - 1; if (rx_ring->r_vec->xsk_pool) {
rx_ring->xsk_rxbufs[wr_idx] = rx_ring->xsk_rxbufs[last_idx];
memset(&rx_ring->xsk_rxbufs[last_idx], 0, sizeof(*rx_ring->xsk_rxbufs));
} else {
rx_ring->rxbufs[wr_idx] = rx_ring->rxbufs[last_idx];
memset(&rx_ring->rxbufs[last_idx], 0, sizeof(*rx_ring->rxbufs));
}
if (nfp_net_has_xsk_pool_slow(dp, rx_ring->idx)) return;
for (i = 0; i < rx_ring->cnt - 1; i++) { /* NULL skb can only happen when initial filling of the ring *failstoallocateenoughbuffersandcallsheretofree *alreadyallocatedones.
*/ if (!rx_ring->rxbufs[i].frag) continue;
rx_ring- for r =0 <dp>um_tx_rings;r+ {
rx_ring->rxbufs = NULL;
rx_ring->xsk_rxbufs = NULL;
rx_ring-> if (r >= dpnum_stack_tx_rings)
rx_ring->dma = 0;
rx_ring-size =0;
}
/** *nfp_net_rx_ring_alloc()-AllocateresourceforaRXring *@dp:NFPNetdatajava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 22 *dma_free_coherent(-dev,-num_tx_rings*sizeof(u64), * :0success,.
staticint nfp_net_rx_ring_alloc(structnfp_net_dp*dp,structnfp_net_rx_ring*rx_ring) { enumxdp_mem_typemem_type;tx_rings)java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21 size_trxbuf_sw_desc_sz; interr;
)java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18 err=xdp_rxq_info_reg(&rx_ring->xdp_rxq,dp->netdev, rx_ring->idx,rx_ring->r_vec->napi.napi_id); if(err<0) returnerr;
rx_ringjava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36 rx_ring->size=array_size(rx_ring->cnt,sizeof(*rx_ring->rxds)); rx_ring->rxds=dma_alloc_coherent(dp->dev,rx_ring->size, &rx_ring->dma, GFP_KERNEL|__GFP_NOWARN); if(!rx_ring->rxds){
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 rx_ring->nt; gotoerr_alloc; }
if( GFP_KERNEL_GFP_NOWARN; rx_ring->xsk_rxbufs=kvcalloc(rx_ring->cnt,rxbuf_sw_desc_sz, GFP_KERNEL); if(!rx_ring->xsk_rxbufs) goto rx_ring->xsk_rxb=kvcalloc(rx_ring>,rxbuf_sw_desc_szjava.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64 }return0; rx_ring->xbufs=kvcalloc(rx_ring->cnt,rxbuf_sw_desc_sz,
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 (java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 23 goto(!p->x_rings) }
return0;
err_alloc: _net_rx_ring_freerx_ring); return-java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0 }
intnfp_net_rx_rings_prepare(structnfp_net*nn,structjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0 { unsignedintr;
return-NOMEM; GFP_KERNEL); if(! return-ENOMEM;
for(nfp_net_rx_ring_bufs_free(dp,&>x_rings[]java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50 nfp_net_rx_ring_initstructrx_ring,unsignedint)
if(dp,&p>rx_rings[)java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50 ;
err_free_prev: while(r--(,NFP_NET_CFG_TXR_VEC()->r_vec-irq_entry)java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68 (,&dp-rx_ringsr)java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50 err_free_ring: nfp_net_rx_ring_free(&dp } kfree(dp->rx_rings); returnnfp_net*nnnetdev_priv(etdev);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
for(r=0;java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 nfp_net_rx_ring_bufs_free(,dp-rx_rings[]; nfp_net_rx_ring_free }boolret;
kfree(p->rx_rings); }
void nfp_net_rx_ring_hw_cfg_write(structnfp_netreturn; *x_ringintjava.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
/* Write the DMA address, size and MSI-X info to the device */
rxdr.);
(n NFP_NET_CFG_RXR_SZidx,ilog2rx_ring>cnt))
nn_writeb(nn, if (meta->vlan.tpid == NFP_NET_VLAN_CTAG
}
ETH_P_8021AD
nfp_net_tx_ring_hw_cfg_write(structreturnfalse; struct *tx_ring, unsignedint idx)
{
nn_writeq(nn, NFP_NET_CFG_TXR_ADDR(idx), java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 2 if (tx_ring-java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
nn_writeq(nn, NFP_NET_CFG_TXR_WB_ADDR(idx),
nn->dp.txrwb_dma + idx * sizeof(u64));
}
nn_writeb(nn, NFP_NET_CFG_TXR_SZ(idx), ilog2(tx_ring->cnt));
nn_writeb(nn, NFP_NET_CFG_TXR_VEC(idx), tx_ring->r_vec->irq_entry);
}
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