'\" t .\" Title: handle_level_irq .\" Author: .\" Generator: DocBook XSL Stylesheets v1.78.1 .\" Date: January 2017 .\" Manual: Public Functions Provided .\" Source: Kernel Hackers Manual 4.8.15 .\" Language: English .\" .TH "HANDLE_LEVEL_IRQ" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "Public Functions Provided" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .\" http://bugs.debian.org/507673 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- .\" disable hyphenation .nh .\" disable justification (adjust text to left margin only) .ad l .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- .SH "NAME" handle_level_irq \- Level type irq handler .SH "SYNOPSIS" .HP \w'void\ handle_level_irq('u .BI "void handle_level_irq(struct\ irq_desc\ *\ " "desc" ");" .SH "ARGUMENTS" .PP \fIdesc\fR .RS 4 the interrupt description structure for this irq .RE .SH "DESCRIPTION" .PP Level type interrupts are active as long as the hardware line has the active level\&. This may require to mask the interrupt and unmask it after the associated handler has acknowledged the device, so the interrupt line is back to inactive\&. .SH "AUTHORS" .PP \fBThomas Gleixner\fR <\&tglx@linutronix.de\&> .RS 4 Author. .RE .PP \fBIngo Molnar\fR <\&mingo@elte.hu\&> .RS 4 Author. .RE .SH "COPYRIGHT" .br