__kfifo_put

Langue: en

Autres versions - même langue

Version: June 2009 (debian - 07/07/09)

Section: 9 (Appels noyau Linux)

NAME

__kfifo_put - puts some data into the FIFO, no locking version

SYNOPSIS

unsigned int __kfifo_put(struct kfifo * fifo, unsigned char * buffer, unsigned int len);

ARGUMENTS

fifo

the fifo to be used.

buffer

the data to be added.

len

the length of the data to be added.

DESCRIPTION

This function copies at most len bytes from the buffer into the FIFO depending on the free space, and returns the number of bytes copied.

Note that with only one concurrent reader and one concurrent writer, you don't need extra locking to use these functions.