.TH "enable_irq" 9 "enable_irq" "25 May 1998" "Kernel Hacker's Manual" LINUX
.SH NAME
enable_irq \-  enable handling of an irq
.SH SYNOPSIS
.B "void" enable_irq
.BI "(unsigned int " irq ");"
.SH ARGUMENTS
.IP "irq" 12
 Interrupt to enable
.SH "DESCRIPTION"
Undoes the effect of one call to \fBdisable_irq\fP.  If this
matches the last disable, processing of interrupts on this
IRQ line is re-enabled.

This function may be called from IRQ context.