Name
kfifo_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.