table of contents
| KFIFO_ALLOC(9) | FIFO Buffer | KFIFO_ALLOC(9) |
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.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |