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Searched refs:UIO_MAXIOV (Results 1 – 10 of 10) sorted by relevance

/Linux-v4.19/include/uapi/linux/
Duio.h28 #define UIO_MAXIOV 1024 macro
/Linux-v4.19/drivers/vhost/
Dnet.c282 kmalloc_array(UIO_MAXIOV, in vhost_net_set_ubuf_info()
354 for (i = nvq->done_idx; i != nvq->upend_idx; i = (i + 1) % UIO_MAXIOV) { in vhost_zerocopy_signal_used()
364 add = min(UIO_MAXIOV - nvq->done_idx, j); in vhost_zerocopy_signal_used()
367 nvq->done_idx = (nvq->done_idx + add) % UIO_MAXIOV; in vhost_zerocopy_signal_used()
484 return (nvq->upend_idx + UIO_MAXIOV - nvq->done_idx) % UIO_MAXIOV > in vhost_exceeds_maxpend()
671 nvq->upend_idx = (nvq->upend_idx + 1) % UIO_MAXIOV; in handle_tx_zerocopy()
690 % UIO_MAXIOV; in handle_tx_zerocopy()
848 if (unlikely(seg >= UIO_MAXIOV)) { in get_rx_bufs()
887 r = UIO_MAXIOV + 1; in get_rx_bufs()
950 likely(mergeable) ? UIO_MAXIOV : 1); in handle_rx()
[all …]
Dvhost.h126 struct iovec iov[UIO_MAXIOV];
Dvhost.c389 vq->indirect = kmalloc_array(UIO_MAXIOV, in vhost_dev_alloc_iovecs()
392 vq->log = kmalloc_array(UIO_MAXIOV, sizeof(*vq->log), in vhost_dev_alloc_iovecs()
394 vq->heads = kmalloc_array(UIO_MAXIOV, sizeof(*vq->heads), in vhost_dev_alloc_iovecs()
1918 UIO_MAXIOV, VHOST_ACCESS_RO); in get_indirect()
/Linux-v4.19/block/
Dbio.c449 if (nr_iovecs > UIO_MAXIOV) in bio_alloc_bioset()
1051 if (data->nr_segs > UIO_MAXIOV) in bio_alloc_map_data()
/Linux-v4.19/net/rds/
Drdma.c584 if (args->nr_local > UIO_MAXIOV) { in rds_cmsg_rdma_args()
/Linux-v4.19/net/
Dsocket.c2030 if (msg.msg_iovlen > UIO_MAXIOV) in copy_msghdr_from_user()
2184 if (vlen > UIO_MAXIOV) in __sys_sendmmsg()
2185 vlen = UIO_MAXIOV; in __sys_sendmmsg()
Dcompat.c77 if (msg.msg_iovlen > UIO_MAXIOV) in get_compat_msghdr()
/Linux-v4.19/fs/
Dread_write.c776 if (nr_segs > UIO_MAXIOV) { in rw_copy_check_uvector()
848 if (nr_segs > UIO_MAXIOV) in compat_rw_copy_check_uvector()
/Linux-v4.19/net/core/
Dsock.c281 int sysctl_optmem_max __read_mostly = sizeof(unsigned long)*(2*UIO_MAXIOV+512);