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-rw-r--r--drivers/atm/nicstar.c157
-rw-r--r--drivers/atm/nicstar.h16
-rw-r--r--drivers/atm/zatm.c8
-rw-r--r--drivers/bluetooth/bfusb.c8
-rw-r--r--drivers/ieee1394/ieee1394_core.c4
-rw-r--r--drivers/isdn/act2000/capi.c2
-rw-r--r--drivers/net/shaper.c50
-rw-r--r--drivers/net/wan/sdla_fr.c22
-rw-r--r--drivers/usb/net/usbnet.c21
9 files changed, 119 insertions, 169 deletions
diff --git a/drivers/atm/nicstar.c b/drivers/atm/nicstar.c
index b2a7b754fd14..a0e3bd861f1c 100644
--- a/drivers/atm/nicstar.c
+++ b/drivers/atm/nicstar.c
@@ -214,8 +214,7 @@ static int __devinit ns_init_card(int i, struct pci_dev *pcidev);
static void __devinit ns_init_card_error(ns_dev *card, int error);
static scq_info *get_scq(int size, u32 scd);
static void free_scq(scq_info *scq, struct atm_vcc *vcc);
-static void push_rxbufs(ns_dev *card, u32 type, u32 handle1, u32 addr1,
- u32 handle2, u32 addr2);
+static void push_rxbufs(ns_dev *, struct sk_buff *);
static irqreturn_t ns_irq_handler(int irq, void *dev_id, struct pt_regs *regs);
static int ns_open(struct atm_vcc *vcc);
static void ns_close(struct atm_vcc *vcc);
@@ -766,6 +765,7 @@ static int __devinit ns_init_card(int i, struct pci_dev *pcidev)
ns_init_card_error(card, error);
return error;
}
+ NS_SKB_CB(hb)->buf_type = BUF_NONE;
skb_queue_tail(&card->hbpool.queue, hb);
card->hbpool.count++;
}
@@ -786,9 +786,10 @@ static int __devinit ns_init_card(int i, struct pci_dev *pcidev)
ns_init_card_error(card, error);
return error;
}
+ NS_SKB_CB(lb)->buf_type = BUF_LG;
skb_queue_tail(&card->lbpool.queue, lb);
skb_reserve(lb, NS_SMBUFSIZE);
- push_rxbufs(card, BUF_LG, (u32) lb, (u32) virt_to_bus(lb->data), 0, 0);
+ push_rxbufs(card, lb);
/* Due to the implementation of push_rxbufs() this is 1, not 0 */
if (j == 1)
{
@@ -822,9 +823,10 @@ static int __devinit ns_init_card(int i, struct pci_dev *pcidev)
ns_init_card_error(card, error);
return error;
}
+ NS_SKB_CB(sb)->buf_type = BUF_SM;
skb_queue_tail(&card->sbpool.queue, sb);
skb_reserve(sb, NS_AAL0_HEADER);
- push_rxbufs(card, BUF_SM, (u32) sb, (u32) virt_to_bus(sb->data), 0, 0);
+ push_rxbufs(card, sb);
}
/* Test for strange behaviour which leads to crashes */
if ((bcount = ns_stat_sfbqc_get(readl(card->membase + STAT))) < card->sbnr.min)
@@ -852,6 +854,7 @@ static int __devinit ns_init_card(int i, struct pci_dev *pcidev)
ns_init_card_error(card, error);
return error;
}
+ NS_SKB_CB(iovb)->buf_type = BUF_NONE;
skb_queue_tail(&card->iovpool.queue, iovb);
card->iovpool.count++;
}
@@ -1078,12 +1081,18 @@ static void free_scq(scq_info *scq, struct atm_vcc *vcc)
/* The handles passed must be pointers to the sk_buff containing the small
or large buffer(s) cast to u32. */
-static void push_rxbufs(ns_dev *card, u32 type, u32 handle1, u32 addr1,
- u32 handle2, u32 addr2)
+static void push_rxbufs(ns_dev *card, struct sk_buff *skb)
{
+ struct ns_skb_cb *cb = NS_SKB_CB(skb);
+ u32 handle1, addr1;
+ u32 handle2, addr2;
u32 stat;
unsigned long flags;
+ /* *BARF* */
+ handle2 = addr2 = 0;
+ handle1 = (u32)skb;
+ addr1 = (u32)virt_to_bus(skb->data);
#ifdef GENERAL_DEBUG
if (!addr1)
@@ -1093,7 +1102,7 @@ static void push_rxbufs(ns_dev *card, u32 type, u32 handle1, u32 addr1,
stat = readl(card->membase + STAT);
card->sbfqc = ns_stat_sfbqc_get(stat);
card->lbfqc = ns_stat_lfbqc_get(stat);
- if (type == BUF_SM)
+ if (cb->buf_type == BUF_SM)
{
if (!addr2)
{
@@ -1111,7 +1120,7 @@ static void push_rxbufs(ns_dev *card, u32 type, u32 handle1, u32 addr1,
}
}
}
- else /* type == BUF_LG */
+ else /* buf_type == BUF_LG */
{
if (!addr2)
{
@@ -1132,26 +1141,26 @@ static void push_rxbufs(ns_dev *card, u32 type, u32 handle1, u32 addr1,
if (addr2)
{
- if (type == BUF_SM)
+ if (cb->buf_type == BUF_SM)
{
if (card->sbfqc >= card->sbnr.max)
{
- skb_unlink((struct sk_buff *) handle1);
+ skb_unlink((struct sk_buff *) handle1, &card->sbpool.queue);
dev_kfree_skb_any((struct sk_buff *) handle1);
- skb_unlink((struct sk_buff *) handle2);
+ skb_unlink((struct sk_buff *) handle2, &card->sbpool.queue);
dev_kfree_skb_any((struct sk_buff *) handle2);
return;
}
else
card->sbfqc += 2;
}
- else /* (type == BUF_LG) */
+ else /* (buf_type == BUF_LG) */
{
if (card->lbfqc >= card->lbnr.max)
{
- skb_unlink((struct sk_buff *) handle1);
+ skb_unlink((struct sk_buff *) handle1, &card->lbpool.queue);
dev_kfree_skb_any((struct sk_buff *) handle1);
- skb_unlink((struct sk_buff *) handle2);
+ skb_unlink((struct sk_buff *) handle2, &card->lbpool.queue);
dev_kfree_skb_any((struct sk_buff *) handle2);
return;
}
@@ -1166,12 +1175,12 @@ static void push_rxbufs(ns_dev *card, u32 type, u32 handle1, u32 addr1,
writel(handle2, card->membase + DR2);
writel(addr1, card->membase + DR1);
writel(handle1, card->membase + DR0);
- writel(NS_CMD_WRITE_FREEBUFQ | (u32) type, card->membase + CMD);
+ writel(NS_CMD_WRITE_FREEBUFQ | cb->buf_type, card->membase + CMD);
spin_unlock_irqrestore(&card->res_lock, flags);
XPRINTK("nicstar%d: Pushing %s buffers at 0x%x and 0x%x.\n", card->index,
- (type == BUF_SM ? "small" : "large"), addr1, addr2);
+ (cb->buf_type == BUF_SM ? "small" : "large"), addr1, addr2);
}
if (!card->efbie && card->sbfqc >= card->sbnr.min &&
@@ -1322,9 +1331,10 @@ static irqreturn_t ns_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
card->efbie = 0;
break;
}
+ NS_SKB_CB(sb)->buf_type = BUF_SM;
skb_queue_tail(&card->sbpool.queue, sb);
skb_reserve(sb, NS_AAL0_HEADER);
- push_rxbufs(card, BUF_SM, (u32) sb, (u32) virt_to_bus(sb->data), 0, 0);
+ push_rxbufs(card, sb);
}
card->sbfqc = i;
process_rsq(card);
@@ -1348,9 +1358,10 @@ static irqreturn_t ns_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
card->efbie = 0;
break;
}
+ NS_SKB_CB(lb)->buf_type = BUF_LG;
skb_queue_tail(&card->lbpool.queue, lb);
skb_reserve(lb, NS_SMBUFSIZE);
- push_rxbufs(card, BUF_LG, (u32) lb, (u32) virt_to_bus(lb->data), 0, 0);
+ push_rxbufs(card, lb);
}
card->lbfqc = i;
process_rsq(card);
@@ -2227,6 +2238,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
recycle_rx_buf(card, skb);
return;
}
+ NS_SKB_CB(iovb)->buf_type = BUF_NONE;
}
else
if (--card->iovpool.count < card->iovnr.min)
@@ -2234,6 +2246,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
struct sk_buff *new_iovb;
if ((new_iovb = alloc_skb(NS_IOVBUFSIZE, GFP_ATOMIC)) != NULL)
{
+ NS_SKB_CB(iovb)->buf_type = BUF_NONE;
skb_queue_tail(&card->iovpool.queue, new_iovb);
card->iovpool.count++;
}
@@ -2264,7 +2277,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
if (NS_SKB(iovb)->iovcnt == 1)
{
- if (skb->list != &card->sbpool.queue)
+ if (NS_SKB_CB(skb)->buf_type != BUF_SM)
{
printk("nicstar%d: Expected a small buffer, and this is not one.\n",
card->index);
@@ -2278,7 +2291,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
}
else /* NS_SKB(iovb)->iovcnt >= 2 */
{
- if (skb->list != &card->lbpool.queue)
+ if (NS_SKB_CB(skb)->buf_type != BUF_LG)
{
printk("nicstar%d: Expected a large buffer, and this is not one.\n",
card->index);
@@ -2322,8 +2335,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
/* skb points to a small buffer */
if (!atm_charge(vcc, skb->truesize))
{
- push_rxbufs(card, BUF_SM, (u32) skb, (u32) virt_to_bus(skb->data),
- 0, 0);
+ push_rxbufs(card, skb);
atomic_inc(&vcc->stats->rx_drop);
}
else
@@ -2350,8 +2362,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
{
if (!atm_charge(vcc, sb->truesize))
{
- push_rxbufs(card, BUF_SM, (u32) sb, (u32) virt_to_bus(sb->data),
- 0, 0);
+ push_rxbufs(card, sb);
atomic_inc(&vcc->stats->rx_drop);
}
else
@@ -2367,16 +2378,14 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
atomic_inc(&vcc->stats->rx);
}
- push_rxbufs(card, BUF_LG, (u32) skb,
- (u32) virt_to_bus(skb->data), 0, 0);
+ push_rxbufs(card, skb);
}
else /* len > NS_SMBUFSIZE, the usual case */
{
if (!atm_charge(vcc, skb->truesize))
{
- push_rxbufs(card, BUF_LG, (u32) skb,
- (u32) virt_to_bus(skb->data), 0, 0);
+ push_rxbufs(card, skb);
atomic_inc(&vcc->stats->rx_drop);
}
else
@@ -2394,8 +2403,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
atomic_inc(&vcc->stats->rx);
}
- push_rxbufs(card, BUF_SM, (u32) sb, (u32) virt_to_bus(sb->data),
- 0, 0);
+ push_rxbufs(card, sb);
}
@@ -2430,6 +2438,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
card->hbpool.count++;
}
}
+ NS_SKB_CB(hb)->buf_type = BUF_NONE;
}
else
if (--card->hbpool.count < card->hbnr.min)
@@ -2437,6 +2446,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
struct sk_buff *new_hb;
if ((new_hb = dev_alloc_skb(NS_HBUFSIZE)) != NULL)
{
+ NS_SKB_CB(new_hb)->buf_type = BUF_NONE;
skb_queue_tail(&card->hbpool.queue, new_hb);
card->hbpool.count++;
}
@@ -2444,6 +2454,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
{
if ((new_hb = dev_alloc_skb(NS_HBUFSIZE)) != NULL)
{
+ NS_SKB_CB(new_hb)->buf_type = BUF_NONE;
skb_queue_tail(&card->hbpool.queue, new_hb);
card->hbpool.count++;
}
@@ -2473,8 +2484,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
remaining = len - iov->iov_len;
iov++;
/* Free the small buffer */
- push_rxbufs(card, BUF_SM, (u32) sb, (u32) virt_to_bus(sb->data),
- 0, 0);
+ push_rxbufs(card, sb);
/* Copy all large buffers to the huge buffer and free them */
for (j = 1; j < NS_SKB(iovb)->iovcnt; j++)
@@ -2485,8 +2495,7 @@ static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
skb_put(hb, tocopy);
iov++;
remaining -= tocopy;
- push_rxbufs(card, BUF_LG, (u32) lb,
- (u32) virt_to_bus(lb->data), 0, 0);
+ push_rxbufs(card, lb);
}
#ifdef EXTRA_DEBUG
if (remaining != 0 || hb->len != len)
@@ -2527,9 +2536,10 @@ static void ns_sb_destructor(struct sk_buff *sb)
sb = __dev_alloc_skb(NS_SMSKBSIZE, GFP_KERNEL);
if (sb == NULL)
break;
+ NS_SKB_CB(sb)->buf_type = BUF_SM;
skb_queue_tail(&card->sbpool.queue, sb);
skb_reserve(sb, NS_AAL0_HEADER);
- push_rxbufs(card, BUF_SM, (u32) sb, (u32) virt_to_bus(sb->data), 0, 0);
+ push_rxbufs(card, sb);
} while (card->sbfqc < card->sbnr.min);
}
@@ -2550,9 +2560,10 @@ static void ns_lb_destructor(struct sk_buff *lb)
lb = __dev_alloc_skb(NS_LGSKBSIZE, GFP_KERNEL);
if (lb == NULL)
break;
+ NS_SKB_CB(lb)->buf_type = BUF_LG;
skb_queue_tail(&card->lbpool.queue, lb);
skb_reserve(lb, NS_SMBUFSIZE);
- push_rxbufs(card, BUF_LG, (u32) lb, (u32) virt_to_bus(lb->data), 0, 0);
+ push_rxbufs(card, lb);
} while (card->lbfqc < card->lbnr.min);
}
@@ -2569,6 +2580,7 @@ static void ns_hb_destructor(struct sk_buff *hb)
hb = __dev_alloc_skb(NS_HBUFSIZE, GFP_KERNEL);
if (hb == NULL)
break;
+ NS_SKB_CB(hb)->buf_type = BUF_NONE;
skb_queue_tail(&card->hbpool.queue, hb);
card->hbpool.count++;
}
@@ -2577,45 +2589,25 @@ static void ns_hb_destructor(struct sk_buff *hb)
#endif /* NS_USE_DESTRUCTORS */
-
static void recycle_rx_buf(ns_dev *card, struct sk_buff *skb)
{
- if (skb->list == &card->sbpool.queue)
- push_rxbufs(card, BUF_SM, (u32) skb, (u32) virt_to_bus(skb->data), 0, 0);
- else if (skb->list == &card->lbpool.queue)
- push_rxbufs(card, BUF_LG, (u32) skb, (u32) virt_to_bus(skb->data), 0, 0);
- else
- {
- printk("nicstar%d: What kind of rx buffer is this?\n", card->index);
- dev_kfree_skb_any(skb);
- }
-}
+ struct ns_skb_cb *cb = NS_SKB_CB(skb);
+ if (unlikely(cb->buf_type == BUF_NONE)) {
+ printk("nicstar%d: What kind of rx buffer is this?\n", card->index);
+ dev_kfree_skb_any(skb);
+ } else
+ push_rxbufs(card, skb);
+}
static void recycle_iovec_rx_bufs(ns_dev *card, struct iovec *iov, int count)
{
- struct sk_buff *skb;
-
- for (; count > 0; count--)
- {
- skb = (struct sk_buff *) (iov++)->iov_base;
- if (skb->list == &card->sbpool.queue)
- push_rxbufs(card, BUF_SM, (u32) skb, (u32) virt_to_bus(skb->data),
- 0, 0);
- else if (skb->list == &card->lbpool.queue)
- push_rxbufs(card, BUF_LG, (u32) skb, (u32) virt_to_bus(skb->data),
- 0, 0);
- else
- {
- printk("nicstar%d: What kind of rx buffer is this?\n", card->index);
- dev_kfree_skb_any(skb);
- }
- }
+ while (count-- > 0)
+ recycle_rx_buf(card, (struct sk_buff *) (iov++)->iov_base);
}
-
static void recycle_iov_buf(ns_dev *card, struct sk_buff *iovb)
{
if (card->iovpool.count < card->iovnr.max)
@@ -2631,7 +2623,7 @@ static void recycle_iov_buf(ns_dev *card, struct sk_buff *iovb)
static void dequeue_sm_buf(ns_dev *card, struct sk_buff *sb)
{
- skb_unlink(sb);
+ skb_unlink(sb, &card->sbpool.queue);
#ifdef NS_USE_DESTRUCTORS
if (card->sbfqc < card->sbnr.min)
#else
@@ -2640,10 +2632,10 @@ static void dequeue_sm_buf(ns_dev *card, struct sk_buff *sb)
struct sk_buff *new_sb;
if ((new_sb = dev_alloc_skb(NS_SMSKBSIZE)) != NULL)
{
+ NS_SKB_CB(new_sb)->buf_type = BUF_SM;
skb_queue_tail(&card->sbpool.queue, new_sb);
skb_reserve(new_sb, NS_AAL0_HEADER);
- push_rxbufs(card, BUF_SM, (u32) new_sb,
- (u32) virt_to_bus(new_sb->data), 0, 0);
+ push_rxbufs(card, new_sb);
}
}
if (card->sbfqc < card->sbnr.init)
@@ -2652,10 +2644,10 @@ static void dequeue_sm_buf(ns_dev *card, struct sk_buff *sb)
struct sk_buff *new_sb;
if ((new_sb = dev_alloc_skb(NS_SMSKBSIZE)) != NULL)
{
+ NS_SKB_CB(new_sb)->buf_type = BUF_SM;
skb_queue_tail(&card->sbpool.queue, new_sb);
skb_reserve(new_sb, NS_AAL0_HEADER);
- push_rxbufs(card, BUF_SM, (u32) new_sb,
- (u32) virt_to_bus(new_sb->data), 0, 0);
+ push_rxbufs(card, new_sb);
}
}
}
@@ -2664,7 +2656,7 @@ static void dequeue_sm_buf(ns_dev *card, struct sk_buff *sb)
static void dequeue_lg_buf(ns_dev *card, struct sk_buff *lb)
{
- skb_unlink(lb);
+ skb_unlink(lb, &card->lbpool.queue);
#ifdef NS_USE_DESTRUCTORS
if (card->lbfqc < card->lbnr.min)
#else
@@ -2673,10 +2665,10 @@ static void dequeue_lg_buf(ns_dev *card, struct sk_buff *lb)
struct sk_buff *new_lb;
if ((new_lb = dev_alloc_skb(NS_LGSKBSIZE)) != NULL)
{
+ NS_SKB_CB(new_lb)->buf_type = BUF_LG;
skb_queue_tail(&card->lbpool.queue, new_lb);
skb_reserve(new_lb, NS_SMBUFSIZE);
- push_rxbufs(card, BUF_LG, (u32) new_lb,
- (u32) virt_to_bus(new_lb->data), 0, 0);
+ push_rxbufs(card, new_lb);
}
}
if (card->lbfqc < card->lbnr.init)
@@ -2685,10 +2677,10 @@ static void dequeue_lg_buf(ns_dev *card, struct sk_buff *lb)
struct sk_buff *new_lb;
if ((new_lb = dev_alloc_skb(NS_LGSKBSIZE)) != NULL)
{
+ NS_SKB_CB(new_lb)->buf_type = BUF_LG;
skb_queue_tail(&card->lbpool.queue, new_lb);
skb_reserve(new_lb, NS_SMBUFSIZE);
- push_rxbufs(card, BUF_LG, (u32) new_lb,
- (u32) virt_to_bus(new_lb->data), 0, 0);
+ push_rxbufs(card, new_lb);
}
}
}
@@ -2880,9 +2872,10 @@ static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg)
sb = __dev_alloc_skb(NS_SMSKBSIZE, GFP_KERNEL);
if (sb == NULL)
return -ENOMEM;
+ NS_SKB_CB(sb)->buf_type = BUF_SM;
skb_queue_tail(&card->sbpool.queue, sb);
skb_reserve(sb, NS_AAL0_HEADER);
- push_rxbufs(card, BUF_SM, (u32) sb, (u32) virt_to_bus(sb->data), 0, 0);
+ push_rxbufs(card, sb);
}
break;
@@ -2894,9 +2887,10 @@ static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg)
lb = __dev_alloc_skb(NS_LGSKBSIZE, GFP_KERNEL);
if (lb == NULL)
return -ENOMEM;
+ NS_SKB_CB(lb)->buf_type = BUF_LG;
skb_queue_tail(&card->lbpool.queue, lb);
skb_reserve(lb, NS_SMBUFSIZE);
- push_rxbufs(card, BUF_LG, (u32) lb, (u32) virt_to_bus(lb->data), 0, 0);
+ push_rxbufs(card, lb);
}
break;
@@ -2923,6 +2917,7 @@ static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg)
hb = __dev_alloc_skb(NS_HBUFSIZE, GFP_KERNEL);
if (hb == NULL)
return -ENOMEM;
+ NS_SKB_CB(hb)->buf_type = BUF_NONE;
ns_grab_int_lock(card, flags);
skb_queue_tail(&card->hbpool.queue, hb);
card->hbpool.count++;
@@ -2953,6 +2948,7 @@ static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg)
iovb = alloc_skb(NS_IOVBUFSIZE, GFP_KERNEL);
if (iovb == NULL)
return -ENOMEM;
+ NS_SKB_CB(iovb)->buf_type = BUF_NONE;
ns_grab_int_lock(card, flags);
skb_queue_tail(&card->iovpool.queue, iovb);
card->iovpool.count++;
@@ -2979,17 +2975,12 @@ static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg)
}
-
static void which_list(ns_dev *card, struct sk_buff *skb)
{
- printk("It's a %s buffer.\n", skb->list == &card->sbpool.queue ?
- "small" : skb->list == &card->lbpool.queue ? "large" :
- skb->list == &card->hbpool.queue ? "huge" :
- skb->list == &card->iovpool.queue ? "iovec" : "unknown");
+ printk("skb buf_type: 0x%08x\n", NS_SKB_CB(skb)->buf_type);
}
-
static void ns_poll(unsigned long arg)
{
int i;
diff --git a/drivers/atm/nicstar.h b/drivers/atm/nicstar.h
index ea83c46c8ba5..5997bcb45b59 100644
--- a/drivers/atm/nicstar.h
+++ b/drivers/atm/nicstar.h
@@ -103,8 +103,14 @@
#define NS_IOREMAP_SIZE 4096
-#define BUF_SM 0x00000000 /* These two are used for push_rxbufs() */
-#define BUF_LG 0x00000001 /* CMD, Write_FreeBufQ, LBUF bit */
+/*
+ * BUF_XX distinguish the Rx buffers depending on their (small/large) size.
+ * BUG_SM and BUG_LG are both used by the driver and the device.
+ * BUF_NONE is only used by the driver.
+ */
+#define BUF_SM 0x00000000 /* These two are used for push_rxbufs() */
+#define BUF_LG 0x00000001 /* CMD, Write_FreeBufQ, LBUF bit */
+#define BUF_NONE 0xffffffff /* Software only: */
#define NS_HBUFSIZE 65568 /* Size of max. AAL5 PDU */
#define NS_MAX_IOVECS (2 + (65568 - NS_SMBUFSIZE) / \
@@ -684,6 +690,12 @@ enum ns_regs
/* Device driver structures ***************************************************/
+struct ns_skb_cb {
+ u32 buf_type; /* BUF_SM/BUF_LG/BUF_NONE */
+};
+
+#define NS_SKB_CB(skb) ((struct ns_skb_cb *)((skb)->cb))
+
typedef struct tsq_info
{
void *org;
diff --git a/drivers/atm/zatm.c b/drivers/atm/zatm.c
index a2b236a966e0..85fee9530fa9 100644
--- a/drivers/atm/zatm.c
+++ b/drivers/atm/zatm.c
@@ -417,10 +417,12 @@ printk("dummy: 0x%08lx, 0x%08lx\n",dummy[0],dummy[1]);
chan = (here[3] & uPD98401_AAL5_CHAN) >>
uPD98401_AAL5_CHAN_SHIFT;
if (chan < zatm_dev->chans && zatm_dev->rx_map[chan]) {
+ int pos = ZATM_VCC(vcc)->pool;
+
vcc = zatm_dev->rx_map[chan];
- if (skb == zatm_dev->last_free[ZATM_VCC(vcc)->pool])
- zatm_dev->last_free[ZATM_VCC(vcc)->pool] = NULL;
- skb_unlink(skb);
+ if (skb == zatm_dev->last_free[pos])
+ zatm_dev->last_free[pos] = NULL;
+ skb_unlink(skb, zatm_dev->pool + pos);
}
else {
printk(KERN_ERR DEV_LABEL "(itf %d): RX indication "
diff --git a/drivers/bluetooth/bfusb.c b/drivers/bluetooth/bfusb.c
index c42d7e6ac1c5..e8d2a340356d 100644
--- a/drivers/bluetooth/bfusb.c
+++ b/drivers/bluetooth/bfusb.c
@@ -158,7 +158,7 @@ static int bfusb_send_bulk(struct bfusb *bfusb, struct sk_buff *skb)
if (err) {
BT_ERR("%s bulk tx submit failed urb %p err %d",
bfusb->hdev->name, urb, err);
- skb_unlink(skb);
+ skb_unlink(skb, &bfusb->pending_q);
usb_free_urb(urb);
} else
atomic_inc(&bfusb->pending_tx);
@@ -212,7 +212,7 @@ static void bfusb_tx_complete(struct urb *urb, struct pt_regs *regs)
read_lock(&bfusb->lock);
- skb_unlink(skb);
+ skb_unlink(skb, &bfusb->pending_q);
skb_queue_tail(&bfusb->completed_q, skb);
bfusb_tx_wakeup(bfusb);
@@ -253,7 +253,7 @@ static int bfusb_rx_submit(struct bfusb *bfusb, struct urb *urb)
if (err) {
BT_ERR("%s bulk rx submit failed urb %p err %d",
bfusb->hdev->name, urb, err);
- skb_unlink(skb);
+ skb_unlink(skb, &bfusb->pending_q);
kfree_skb(skb);
usb_free_urb(urb);
}
@@ -398,7 +398,7 @@ static void bfusb_rx_complete(struct urb *urb, struct pt_regs *regs)
buf += len;
}
- skb_unlink(skb);
+ skb_unlink(skb, &bfusb->pending_q);
kfree_skb(skb);
bfusb_rx_submit(bfusb, urb);
diff --git a/drivers/ieee1394/ieee1394_core.c b/drivers/ieee1394/ieee1394_core.c
index b248d89de8b4..d633770fac8e 100644
--- a/drivers/ieee1394/ieee1394_core.c
+++ b/drivers/ieee1394/ieee1394_core.c
@@ -681,7 +681,7 @@ static void handle_packet_response(struct hpsb_host *host, int tcode,
return;
}
- __skb_unlink(skb, skb->list);
+ __skb_unlink(skb, &host->pending_packet_queue);
if (packet->state == hpsb_queued) {
packet->sendtime = jiffies;
@@ -989,7 +989,7 @@ void abort_timedouts(unsigned long __opaque)
packet = (struct hpsb_packet *)skb->data;
if (time_before(packet->sendtime + expire, jiffies)) {
- __skb_unlink(skb, skb->list);
+ __skb_unlink(skb, &host->pending_packet_queue);
packet->state = hpsb_complete;
packet->ack_code = ACKX_TIMEOUT;
queue_packet_complete(packet);
diff --git a/drivers/isdn/act2000/capi.c b/drivers/isdn/act2000/capi.c
index afa46681f983..6ae6eb322111 100644
--- a/drivers/isdn/act2000/capi.c
+++ b/drivers/isdn/act2000/capi.c
@@ -606,7 +606,7 @@ handle_ack(act2000_card *card, act2000_chan *chan, __u8 blocknr) {
if ((((m->msg.data_b3_req.fakencci >> 8) & 0xff) == chan->ncci) &&
(m->msg.data_b3_req.blocknr == blocknr)) {
/* found corresponding DATA_B3_REQ */
- skb_unlink(tmp);
+ skb_unlink(tmp, &card->ackq);
chan->queued -= m->msg.data_b3_req.datalen;
if (m->msg.data_b3_req.flags)
ret = m->msg.data_b3_req.datalen;
diff --git a/drivers/net/shaper.c b/drivers/net/shaper.c
index 3ad0b6751f6f..221354eea21f 100644
--- a/drivers/net/shaper.c
+++ b/drivers/net/shaper.c
@@ -156,52 +156,6 @@ static int shaper_start_xmit(struct sk_buff *skb, struct net_device *dev)
SHAPERCB(skb)->shapelen= shaper_clocks(shaper,skb);
-#ifdef SHAPER_COMPLEX /* and broken.. */
-
- while(ptr && ptr!=(struct sk_buff *)&shaper->sendq)
- {
- if(ptr->pri<skb->pri
- && jiffies - SHAPERCB(ptr)->shapeclock < SHAPER_MAXSLIP)
- {
- struct sk_buff *tmp=ptr->prev;
-
- /*
- * It goes before us therefore we slip the length
- * of the new frame.
- */
-
- SHAPERCB(ptr)->shapeclock+=SHAPERCB(skb)->shapelen;
- SHAPERCB(ptr)->shapelatency+=SHAPERCB(skb)->shapelen;
-
- /*
- * The packet may have slipped so far back it
- * fell off.
- */
- if(SHAPERCB(ptr)->shapelatency > SHAPER_LATENCY)
- {
- skb_unlink(ptr);
- dev_kfree_skb(ptr);
- }
- ptr=tmp;
- }
- else
- break;
- }
- if(ptr==NULL || ptr==(struct sk_buff *)&shaper->sendq)
- skb_queue_head(&shaper->sendq,skb);
- else
- {
- struct sk_buff *tmp;
- /*
- * Set the packet clock out time according to the
- * frames ahead. Im sure a bit of thought could drop
- * this loop.
- */
- for(tmp=skb_peek(&shaper->sendq); tmp!=NULL && tmp!=ptr; tmp=tmp->next)
- SHAPERCB(skb)->shapeclock+=tmp->shapelen;
- skb_append(ptr,skb);
- }
-#else
{
struct sk_buff *tmp;
/*
@@ -220,7 +174,7 @@ static int shaper_start_xmit(struct sk_buff *skb, struct net_device *dev)
} else
skb_queue_tail(&shaper->sendq, skb);
}
-#endif
+
if(sh_debug)
printk("Frame queued.\n");
if(skb_queue_len(&shaper->sendq)>SHAPER_QLEN)
@@ -302,7 +256,7 @@ static void shaper_kick(struct shaper *shaper)
* Pull the frame and get interrupts back on.
*/
- skb_unlink(skb);
+ skb_unlink(skb, &shaper->sendq);
if (shaper->recovery <
SHAPERCB(skb)->shapeclock + SHAPERCB(skb)->shapelen)
shaper->recovery = SHAPERCB(skb)->shapeclock + SHAPERCB(skb)->shapelen;
diff --git a/drivers/net/wan/sdla_fr.c b/drivers/net/wan/sdla_fr.c
index c5f5e62aab8b..0497dbdb8631 100644
--- a/drivers/net/wan/sdla_fr.c
+++ b/drivers/net/wan/sdla_fr.c
@@ -445,7 +445,7 @@ void s508_s514_unlock(sdla_t *card, unsigned long *smp_flags);
void s508_s514_lock(sdla_t *card, unsigned long *smp_flags);
unsigned short calc_checksum (char *, int);
-static int setup_fr_header(struct sk_buff** skb,
+static int setup_fr_header(struct sk_buff *skb,
struct net_device* dev, char op_mode);
@@ -1372,7 +1372,7 @@ static int if_send(struct sk_buff* skb, struct net_device* dev)
/* Move the if_header() code to here. By inserting frame
* relay header in if_header() we would break the
* tcpdump and other packet sniffers */
- chan->fr_header_len = setup_fr_header(&skb,dev,chan->common.usedby);
+ chan->fr_header_len = setup_fr_header(skb,dev,chan->common.usedby);
if (chan->fr_header_len < 0 ){
++chan->ifstats.tx_dropped;
++card->wandev.stats.tx_dropped;
@@ -1597,8 +1597,6 @@ static int setup_for_delayed_transmit(struct net_device* dev,
return 1;
}
- skb_unlink(skb);
-
chan->transmit_length = len;
chan->delay_skb = skb;
@@ -4871,18 +4869,15 @@ static void unconfig_fr (sdla_t *card)
}
}
-static int setup_fr_header(struct sk_buff **skb_orig, struct net_device* dev,
+static int setup_fr_header(struct sk_buff *skb, struct net_device* dev,
char op_mode)
{
- struct sk_buff *skb = *skb_orig;
fr_channel_t *chan=dev->priv;
- if (op_mode == WANPIPE){
-
+ if (op_mode == WANPIPE) {
chan->fr_header[0]=Q922_UI;
switch (htons(skb->protocol)){
-
case ETH_P_IP:
chan->fr_header[1]=NLPID_IP;
break;
@@ -4894,16 +4889,14 @@ static int setup_fr_header(struct sk_buff **skb_orig, struct net_device* dev,
}
/* If we are in bridging mode, we must apply
- * an Ethernet header */
- if (op_mode == BRIDGE || op_mode == BRIDGE_NODE){
-
-
+ * an Ethernet header
+ */
+ if (op_mode == BRIDGE || op_mode == BRIDGE_NODE) {
/* Encapsulate the packet as a bridged Ethernet frame. */
#ifdef DEBUG
printk(KERN_INFO "%s: encapsulating skb for frame relay\n",
dev->name);
#endif
-
chan->fr_header[0] = 0x03;
chan->fr_header[1] = 0x00;
chan->fr_header[2] = 0x80;
@@ -4916,7 +4909,6 @@ static int setup_fr_header(struct sk_buff **skb_orig, struct net_device* dev,
/* Yuck. */
skb->protocol = ETH_P_802_3;
return 8;
-
}
return 0;
diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c
index 4528a00c45b0..a2f67245f6da 100644
--- a/drivers/usb/net/usbnet.c
+++ b/drivers/usb/net/usbnet.c
@@ -2903,19 +2903,18 @@ static struct net_device_stats *usbnet_get_stats (struct net_device *net)
* completion callbacks. 2.5 should have fixed those bugs...
*/
-static void defer_bh (struct usbnet *dev, struct sk_buff *skb)
+static void defer_bh(struct usbnet *dev, struct sk_buff *skb, struct sk_buff_head *list)
{
- struct sk_buff_head *list = skb->list;
unsigned long flags;
- spin_lock_irqsave (&list->lock, flags);
- __skb_unlink (skb, list);
- spin_unlock (&list->lock);
- spin_lock (&dev->done.lock);
- __skb_queue_tail (&dev->done, skb);
+ spin_lock_irqsave(&list->lock, flags);
+ __skb_unlink(skb, list);
+ spin_unlock(&list->lock);
+ spin_lock(&dev->done.lock);
+ __skb_queue_tail(&dev->done, skb);
if (dev->done.qlen == 1)
- tasklet_schedule (&dev->bh);
- spin_unlock_irqrestore (&dev->done.lock, flags);
+ tasklet_schedule(&dev->bh);
+ spin_unlock_irqrestore(&dev->done.lock, flags);
}
/* some work can't be done in tasklets, so we use keventd
@@ -3120,7 +3119,7 @@ block:
break;
}
- defer_bh (dev, skb);
+ defer_bh(dev, skb, &dev->rxq);
if (urb) {
if (netif_running (dev->net)
@@ -3490,7 +3489,7 @@ static void tx_complete (struct urb *urb, struct pt_regs *regs)
urb->dev = NULL;
entry->state = tx_done;
- defer_bh (dev, skb);
+ defer_bh(dev, skb, &dev->txq);
}
/*-------------------------------------------------------------------------*/
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.