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solos: Kill existing connections on link down event

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Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
David Woodhouse 2009-01-27 21:47:47 +11:00
parent 87ebb18627
commit 1e615df654
1 changed files with 28 additions and 2 deletions
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30
drivers/atm/solos-pci.c
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@ -132,6 +132,7 @@ static int fpga_tx(struct solos_card *);
static irqreturn_t solos_irq(int irq, void *dev_id); static irqreturn_t solos_irq(int irq, void *dev_id);
static struct atm_vcc* find_vcc(struct atm_dev *dev, short vpi, int vci); static struct atm_vcc* find_vcc(struct atm_dev *dev, short vpi, int vci);
static int list_vccs(int vci); static int list_vccs(int vci);
static void release_vccs(struct atm_dev *dev);
static int atm_init(struct solos_card *); static int atm_init(struct solos_card *);
static void atm_remove(struct solos_card *); static void atm_remove(struct solos_card *);
static int send_command(struct solos_card *card, int dev, const char *buf, size_t size); static int send_command(struct solos_card *card, int dev, const char *buf, size_t size);
@ -332,7 +333,10 @@ static int process_status(struct solos_card *card, int port, struct sk_buff *skb
str = next_string(skb); str = next_string(skb);
if (!strcmp(str, "Showtime")) if (!strcmp(str, "Showtime"))
state = ATM_PHY_SIG_FOUND; state = ATM_PHY_SIG_FOUND;
else state = ATM_PHY_SIG_LOST; else {
state = ATM_PHY_SIG_LOST;
release_vccs(card->atmdev[port]);
}
card->atmdev[port]->link_rate = rate_down; card->atmdev[port]->link_rate = rate_down;
card->atmdev[port]->signal = state; card->atmdev[port]->signal = state;
@ -683,7 +687,7 @@ static int list_vccs(int vci)
vcc->vci); vcc->vci);
} }
} else { } else {
for(i=0; i<32; i++){ for(i = 0; i < VCC_HTABLE_SIZE; i++){
head = &vcc_hash[i]; head = &vcc_hash[i];
sk_for_each(s, node, head) { sk_for_each(s, node, head) {
num_found ++; num_found ++;
@ -699,6 +703,28 @@ static int list_vccs(int vci)
return num_found; return num_found;
} }
static void release_vccs(struct atm_dev *dev)
{
int i;
write_lock_irq(&vcc_sklist_lock);
for (i = 0; i < VCC_HTABLE_SIZE; i++) {
struct hlist_head *head = &vcc_hash[i];
struct hlist_node *node, *tmp;
struct sock *s;
struct atm_vcc *vcc;
sk_for_each_safe(s, node, tmp, head) {
vcc = atm_sk(s);
if (vcc->dev == dev) {
vcc_release_async(vcc, -EPIPE);
sk_del_node_init(s);
}
}
}
write_unlock_irq(&vcc_sklist_lock);
}
static int popen(struct atm_vcc *vcc) static int popen(struct atm_vcc *vcc)
{ {