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-rw-r--r--arch/um/drivers/line.c2
-rw-r--r--arch/um/drivers/net_kern.c1
-rw-r--r--arch/um/drivers/port_kern.c1
-rw-r--r--arch/um/drivers/xterm_kern.c1
-rw-r--r--arch/um/kernel/irq.c11
-rw-r--r--arch/um/kernel/irq_user.c2
-rw-r--r--include/linux/irq.h1
-rw-r--r--kernel/irq/manage.c4
8 files changed, 12 insertions, 11 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 025d3be8aca..562f864254b 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -406,14 +406,12 @@ void line_disable(struct tty_struct *tty, int current_irq)
if(line->driver->read_irq == current_irq)
free_irq_later(line->driver->read_irq, tty);
else {
- free_irq_by_irq_and_dev(line->driver->read_irq, tty);
free_irq(line->driver->read_irq, tty);
}
if(line->driver->write_irq == current_irq)
free_irq_later(line->driver->write_irq, tty);
else {
- free_irq_by_irq_and_dev(line->driver->write_irq, tty);
free_irq(line->driver->write_irq, tty);
}
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index 4eeaf88c1e9..5388a742869 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -146,7 +146,6 @@ static int uml_net_close(struct net_device *dev)
netif_stop_queue(dev);
spin_lock(&lp->lock);
- free_irq_by_irq_and_dev(dev->irq, dev);
free_irq(dev->irq, dev);
if(lp->close != NULL)
(*lp->close)(lp->fd, &lp->user);
diff --git a/arch/um/drivers/port_kern.c b/arch/um/drivers/port_kern.c
index b5ee07472f7..c41efd207fc 100644
--- a/arch/um/drivers/port_kern.c
+++ b/arch/um/drivers/port_kern.c
@@ -257,7 +257,6 @@ int port_wait(void *data)
* connection. Then we loop here throwing out failed
* connections until a good one is found.
*/
- free_irq_by_irq_and_dev(TELNETD_IRQ, conn);
free_irq(TELNETD_IRQ, conn);
if(conn->fd >= 0) break;
diff --git a/arch/um/drivers/xterm_kern.c b/arch/um/drivers/xterm_kern.c
index a4fdf3584ad..d269a80f4b0 100644
--- a/arch/um/drivers/xterm_kern.c
+++ b/arch/um/drivers/xterm_kern.c
@@ -69,7 +69,6 @@ int xterm_fd(int socket, int *pid_out)
* isn't set) this will hang... */
wait_for_completion(&data->ready);
- free_irq_by_irq_and_dev(XTERM_IRQ, data);
free_irq(XTERM_IRQ, data);
ret = data->new_fd;
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c
index d44fb528254..9f18061ef4c 100644
--- a/arch/um/kernel/irq.c
+++ b/arch/um/kernel/irq.c
@@ -124,14 +124,16 @@ void irq_unlock(unsigned long flags)
spin_unlock_irqrestore(&irq_spinlock, flags);
}
-/* presently hw_interrupt_type must define (startup || enable) &&
- * disable && end */
+/* hw_interrupt_type must define (startup || enable) &&
+ * (shutdown || disable) && end */
static void dummy(unsigned int irq)
{
}
-static struct hw_interrupt_type SIGIO_irq_type = {
+/* This is used for everything else than the timer. */
+static struct hw_interrupt_type normal_irq_type = {
.typename = "SIGIO",
+ .release = free_irq_by_irq_and_dev,
.disable = dummy,
.enable = dummy,
.ack = dummy,
@@ -140,6 +142,7 @@ static struct hw_interrupt_type SIGIO_irq_type = {
static struct hw_interrupt_type SIGVTALRM_irq_type = {
.typename = "SIGVTALRM",
+ .release = free_irq_by_irq_and_dev,
.shutdown = dummy, /* never called */
.disable = dummy,
.enable = dummy,
@@ -160,7 +163,7 @@ void __init init_IRQ(void)
irq_desc[i].status = IRQ_DISABLED;
irq_desc[i].action = NULL;
irq_desc[i].depth = 1;
- irq_desc[i].handler = &SIGIO_irq_type;
+ irq_desc[i].handler = &normal_irq_type;
enable_irq(i);
}
}
diff --git a/arch/um/kernel/irq_user.c b/arch/um/kernel/irq_user.c
index b3074cbaa47..c3ccaf24f3e 100644
--- a/arch/um/kernel/irq_user.c
+++ b/arch/um/kernel/irq_user.c
@@ -85,8 +85,6 @@ void sigio_handler(int sig, union uml_pt_regs *regs)
next = irq_fd->next;
if(irq_fd->freed){
free_irq(irq_fd->irq, irq_fd->id);
- free_irq_by_irq_and_dev(irq_fd->irq,
- irq_fd->id);
}
}
}
diff --git a/include/linux/irq.h b/include/linux/irq.h
index c3ff4d10166..b68ad80e246 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -47,6 +47,7 @@ struct hw_interrupt_type {
void (*ack)(unsigned int irq);
void (*end)(unsigned int irq);
void (*set_affinity)(unsigned int irq, cpumask_t dest);
+ void (*release)(unsigned int irq, void *dev_id);
};
typedef struct hw_interrupt_type hw_irq_controller;
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 5202e4c4a5b..5fde8177eed 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -255,6 +255,10 @@ void free_irq(unsigned int irq, void *dev_id)
/* Found it - now remove it from the list of entries */
*pp = action->next;
+
+ if (desc->handler->release)
+ desc->handler->release(irq, dev_id);
+
if (!desc->action) {
desc->status |= IRQ_DISABLED;
if (desc->handler->shutdown)