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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

iv

pointer to interrupt vector structure

start

bit number to start the search

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

March 2017 Kernel Hackers Manual 4.10