table of contents
| KFIFO_GET(9) | FIFO Buffer | KFIFO_GET(9) |
NAME¶
kfifo_get - get data from the fifo
SYNOPSIS¶
kfifo_get(fifo, val);
ARGUMENTS¶
fifo
address of the fifo to be used
val
the var where to store the data to be added
DESCRIPTION¶
This macro reads the data from the fifo. It returns 0 if the fifo was empty. Otherwise it returns the number processed elements.
Note that with only one concurrent reader and one concurrent writer, you don't need extra locking to use these macro.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |