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- stretch 4.9.168-1
AIRQ_IV_ALLOC(9) | Generic interfaces | AIRQ_IV_ALLOC(9) |
NAME¶
airq_iv_alloc - allocate irq bits from an interrupt vectorSYNOPSIS¶
unsigned long airq_iv_alloc(struct airq_iv * iv, unsigned long num);
ARGUMENTS¶
ivpointer 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 specifiedAUTHOR¶
Cornelia Huck <cornelia.huck@de.ibm.com>Author.
COPYRIGHT¶
April 2019 | Kernel Hackers Manual 4.9. |