centos man page for airq_iv_alloc_bit

AIRQ_IV_ALLOC_BIT(9)						Generic interfaces					      AIRQ_IV_ALLOC_BIT(9)

NAME
       airq_iv_alloc_bit - allocate an irq bit from an interrupt vector

SYNOPSIS
       unsigned long airq_iv_alloc_bit(struct airq_iv * iv);

ARGUMENTS
       iv
	   pointer to an interrupt vector structure

DESCRIPTION
       Returns the bit number of the allocated irq, 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
Kernel Hackers Manual 3.10					     June 2014						      AIRQ_IV_ALLOC_BIT(9)