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AIRQ_IV_SCAN(9) Generic interfaces AIRQ_IV_SCAN(9)

NAME

airq_iv_scan - scan interrupt vector for non-zero bits

SYNOPSIS

unsigned long airq_iv_scan(struct airq_iv * iv, unsigned long start, unsigned long end);

ARGUMENTS

struct airq_iv * iv

pointer to interrupt vector structure

unsigned long start

bit number to start the search

unsigned long end

bit number to end the search

DESCRIPTION

Returns the bit number of the next non-zero interrupt bit, or -1UL if the scan completed without finding any more any non-zero bits.

AUTHOR

Cornelia Huck <cornelia.huck@de.ibm.com>

Author.

COPYRIGHT

July 2017 Kernel Hackers Manual 4.11