suse man page for kfifo_alloc

KFIFO_ALLOC(9)							    FIFO Buffer 						    KFIFO_ALLOC(9)

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

COPYRIGHT
Kernel Hackers Manual 2.6.					     July 2010							    KFIFO_ALLOC(9)