KFIFO_ALLOC(9) FIFO Buffer KFIFO_ALLOC(9)NAMEkfifo_alloc - dynamically allocates a new fifo buffer
SYNOPSIS
kfifo_alloc(fifo, size, gfp_mask);
ARGUMENTS
fifo
pointer to the fifo
size
the number of elements in the fifo, this must be a power of 2
gfp_mask
get_free_pages mask, passed to kmalloc
DESCRIPTION
This macro dynamically allocates a new fifo buffer.
The numer of elements will be rounded-up to a power of 2. The fifo will
be release with kfifo_free. Return 0 if no error, otherwise an error
code.
COPYRIGHTKernel Hackers Manual 3.11 November 2013 KFIFO_ALLOC(9)
