Linux Certif

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kfifo_alloc

NAME

kfifo_alloc - allocates a new FIFO internal buffer

SYNOPSIS

int kfifo_alloc(struct kfifo * fifo, unsigned int size, gfp_t gfp_mask);

ARGUMENTS

fifo

the fifo to assign then new buffer

size

the size of the buffer to be allocated, this have to be a power of 2.

gfp_mask

get_free_pages mask, passed to kmalloc

DESCRIPTION

This function dynamically allocates a new fifo internal buffer

The size will be rounded-up to a power of 2. The buffer will be release with kfifo_free. Return 0 if no error, otherwise the an error code

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