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yaml
---
r: 136012
b: refs/heads/master
c: 3ba9498
h: refs/heads/master
v: v3
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Stefan Richter committed Mar 24, 2009
1 parent d28e46e commit 7505f1f
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Showing 2 changed files with 9 additions and 13 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 5d3fd692a7196a9045fb606f891f5987959b65a0
refs/heads/master: 3ba949868a6dc082b24cba5c3bf3f50de7391433
20 changes: 8 additions & 12 deletions trunk/drivers/firewire/fw-cdev.c
Original file line number Diff line number Diff line change
Expand Up @@ -237,7 +237,6 @@ static void queue_event(struct client *client, struct event *event,
static int dequeue_event(struct client *client,
char __user *buffer, size_t count)
{
unsigned long flags;
struct event *event;
size_t size, total;
int i, ret;
Expand All @@ -252,10 +251,10 @@ static int dequeue_event(struct client *client,
fw_device_is_shutdown(client->device))
return -ENODEV;

spin_lock_irqsave(&client->lock, flags);
spin_lock_irq(&client->lock);
event = list_first_entry(&client->event_list, struct event, link);
list_del(&event->link);
spin_unlock_irqrestore(&client->lock, flags);
spin_unlock_irq(&client->lock);

total = 0;
for (i = 0; i < ARRAY_SIZE(event->v) && total < count; i++) {
Expand Down Expand Up @@ -286,9 +285,8 @@ static void fill_bus_reset_event(struct fw_cdev_event_bus_reset *event,
struct client *client)
{
struct fw_card *card = client->device->card;
unsigned long flags;

spin_lock_irqsave(&card->lock, flags);
spin_lock_irq(&card->lock);

event->closure = client->bus_reset_closure;
event->type = FW_CDEV_EVENT_BUS_RESET;
Expand All @@ -299,7 +297,7 @@ static void fill_bus_reset_event(struct fw_cdev_event_bus_reset *event,
event->irm_node_id = card->irm_node->node_id;
event->root_node_id = card->root_node->node_id;

spin_unlock_irqrestore(&card->lock, flags);
spin_unlock_irq(&card->lock);
}

static void for_each_client(struct fw_device *device,
Expand Down Expand Up @@ -432,16 +430,15 @@ static int release_client_resource(struct client *client, u32 handle,
struct client_resource **resource)
{
struct client_resource *r;
unsigned long flags;

spin_lock_irqsave(&client->lock, flags);
spin_lock_irq(&client->lock);
if (client->in_shutdown)
r = NULL;
else
r = idr_find(&client->resource_idr, handle);
if (r && r->release == release)
idr_remove(&client->resource_idr, handle);
spin_unlock_irqrestore(&client->lock, flags);
spin_unlock_irq(&client->lock);

if (!(r && r->release == release))
return -EINVAL;
Expand Down Expand Up @@ -1384,7 +1381,6 @@ static int fw_device_op_release(struct inode *inode, struct file *file)
{
struct client *client = file->private_data;
struct event *e, *next_e;
unsigned long flags;

mutex_lock(&client->device->client_list_mutex);
list_del(&client->link);
Expand All @@ -1397,9 +1393,9 @@ static int fw_device_op_release(struct inode *inode, struct file *file)
fw_iso_context_destroy(client->iso_context);

/* Freeze client->resource_idr and client->event_list */
spin_lock_irqsave(&client->lock, flags);
spin_lock_irq(&client->lock);
client->in_shutdown = true;
spin_unlock_irqrestore(&client->lock, flags);
spin_unlock_irq(&client->lock);

idr_for_each(&client->resource_idr, shutdown_resource, client);
idr_remove_all(&client->resource_idr);
Expand Down

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