| AIRQ_IV_ALLOC(9) | Generic interfaces | AIRQ_IV_ALLOC(9) |
NAME¶
airq_iv_alloc - allocate irq bits from an interrupt vector
SYNOPSIS¶
unsigned long airq_iv_alloc(struct airq_iv * iv, unsigned long num);
ARGUMENTS¶
iv
pointer to an interrupt vector structure
num
number of consecutive irq bits to allocate
DESCRIPTION¶
Returns the bit number of the first irq in the allocated block of irqs, or -1UL if no bit is available or the AIRQ_IV_ALLOC flag has not been specified
AUTHOR¶
Cornelia Huck <cornelia.huck@de.ibm.com>
Author.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |