'\" t .\" Title: netif_rx .\" Author: [FIXME: author] [see http://docbook.sf.net/el/author] .\" Generator: DocBook XSL Stylesheets v1.78.1 .\" Date: January 2017 .\" Manual: Network device support .\" Source: Kernel Hackers Manual 4.8.15 .\" Language: English .\" .TH "NETIF_RX" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "Network device support" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .\" http://bugs.debian.org/507673 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- .\" disable hyphenation .nh .\" disable justification (adjust text to left margin only) .ad l .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- .SH "NAME" netif_rx \- post buffer to the network code .SH "SYNOPSIS" .HP \w'int\ netif_rx('u .BI "int netif_rx(struct\ sk_buff\ *\ " "skb" ");" .SH "ARGUMENTS" .PP \fIskb\fR .RS 4 buffer to post .RE .SH "DESCRIPTION" .PP This function receives a packet from a device driver and queues it for the upper (protocol) levels to process\&. It always succeeds\&. The buffer may be dropped during processing for congestion control or by the protocol layers\&. .PP return values: NET_RX_SUCCESS (no congestion) NET_RX_DROP (packet was dropped) .SH "COPYRIGHT" .br