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.TH "FREE_IRQ" "" "06 October 2005" "" ""

.SH NAME
free_irq \- free an interrupt
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
void free_irq  (unsigned int \fIirq\fB, void * \fIdev_id\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIirq\fB\fR
Interrupt line to free
.TP
\fB\fIdev_id\fB\fR
Device identity to free
.SH "DESCRIPTION"
.PP
Remove an interrupt handler. The handler is removed and if the
interrupt line is no longer in use by any driver it is disabled.
On a shared IRQ the caller must ensure the interrupt is disabled
on the card it drives before calling this function. The function
does not return until any executing interrupts for this IRQ
have completed.
.PP
This function must not be called from interrupt context.