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authorDavid S. Miller <davem@davemloft.net>2010-12-20 22:24:14 +0100
committerDavid S. Miller <davem@davemloft.net>2010-12-20 22:24:14 +0100
commitd9993be65a77f500ae926176baa264816bfe3816 (patch)
treebbb8c86114bf86e5ca3d1fbf89de3d98be5519ba
parentnet_sched: sch_sfq: add backlog info in sfq_dump_class_stats() (diff)
parentnet_sched: sch_sfq: fix allot handling (diff)
downloadlinux-d9993be65a77f500ae926176baa264816bfe3816.tar.xz
linux-d9993be65a77f500ae926176baa264816bfe3816.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
-rw-r--r--drivers/net/typhoon.c1
-rw-r--r--drivers/net/usb/mcs7830.c12
-rw-r--r--include/net/ip6_route.h10
-rw-r--r--include/net/sch_generic.h6
-rw-r--r--net/ipv6/ip6_output.c12
-rw-r--r--net/ipv6/xfrm6_output.c16
-rw-r--r--net/sched/sch_sfq.c20
7 files changed, 46 insertions, 31 deletions
diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c
index 5b83c3f35f47..a3c46f6a15e7 100644
--- a/drivers/net/typhoon.c
+++ b/drivers/net/typhoon.c
@@ -1004,7 +1004,6 @@ typhoon_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
}
strcpy(info->driver, KBUILD_MODNAME);
- strcpy(info->version, UTS_RELEASE);
strcpy(info->bus_info, pci_name(pci_dev));
}
diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c
index a6281e3987b5..b701f593cd59 100644
--- a/drivers/net/usb/mcs7830.c
+++ b/drivers/net/usb/mcs7830.c
@@ -1,5 +1,5 @@
/*
- * MOSCHIP MCS7830 based USB 2.0 Ethernet Devices
+ * MOSCHIP MCS7830 based (7730/7830/7832) USB 2.0 Ethernet Devices
*
* based on usbnet.c, asix.c and the vendor provided mcs7830 driver
*
@@ -11,6 +11,9 @@
*
* Definitions gathered from MOSCHIP, Data Sheet_7830DA.pdf (thanks!).
*
+ * 2010-12-19: add 7832 USB PID ("functionality same as MCS7830"),
+ * per active notification by manufacturer
+ *
* TODO:
* - support HIF_REG_CONFIG_SLEEPMODE/HIF_REG_CONFIG_TXENABLE (via autopm?)
* - implement ethtool_ops get_pauseparam/set_pauseparam
@@ -60,6 +63,7 @@
#define MCS7830_MAX_MCAST 64
#define MCS7830_VENDOR_ID 0x9710
+#define MCS7832_PRODUCT_ID 0x7832
#define MCS7830_PRODUCT_ID 0x7830
#define MCS7730_PRODUCT_ID 0x7730
@@ -626,7 +630,7 @@ static int mcs7830_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
}
static const struct driver_info moschip_info = {
- .description = "MOSCHIP 7830/7730 usb-NET adapter",
+ .description = "MOSCHIP 7830/7832/7730 usb-NET adapter",
.bind = mcs7830_bind,
.rx_fixup = mcs7830_rx_fixup,
.flags = FLAG_ETHER,
@@ -645,6 +649,10 @@ static const struct driver_info sitecom_info = {
static const struct usb_device_id products[] = {
{
+ USB_DEVICE(MCS7830_VENDOR_ID, MCS7832_PRODUCT_ID),
+ .driver_info = (unsigned long) &moschip_info,
+ },
+ {
USB_DEVICE(MCS7830_VENDOR_ID, MCS7830_PRODUCT_ID),
.driver_info = (unsigned long) &moschip_info,
},
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index e06e0ca1e91b..8552f0a2e854 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -175,5 +175,15 @@ static inline int ipv6_unicast_destination(struct sk_buff *skb)
return rt->rt6i_flags & RTF_LOCAL;
}
+int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *));
+
+static inline int ip6_skb_dst_mtu(struct sk_buff *skb)
+{
+ struct ipv6_pinfo *np = skb->sk ? inet6_sk(skb->sk) : NULL;
+
+ return (np && np->pmtudisc == IPV6_PMTUDISC_PROBE) ?
+ skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb));
+}
+
#endif
#endif
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 786cc396cb4a..0af57ebae762 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -611,11 +611,7 @@ static inline struct sk_buff *skb_act_clone(struct sk_buff *skb, gfp_t gfp_mask,
{
struct sk_buff *n;
- if ((action == TC_ACT_STOLEN || action == TC_ACT_QUEUED) &&
- !skb_shared(skb))
- n = skb_get(skb);
- else
- n = skb_clone(skb, gfp_mask);
+ n = skb_clone(skb, gfp_mask);
if (n) {
n->tc_verd = SET_TC_VERD(n->tc_verd, 0);
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 99157b4cd56e..94b5bf132b2e 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -56,7 +56,7 @@
#include <net/checksum.h>
#include <linux/mroute6.h>
-static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *));
+int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *));
int __ip6_local_out(struct sk_buff *skb)
{
@@ -145,14 +145,6 @@ static int ip6_finish_output2(struct sk_buff *skb)
return -EINVAL;
}
-static inline int ip6_skb_dst_mtu(struct sk_buff *skb)
-{
- struct ipv6_pinfo *np = skb->sk ? inet6_sk(skb->sk) : NULL;
-
- return (np && np->pmtudisc == IPV6_PMTUDISC_PROBE) ?
- skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb));
-}
-
static int ip6_finish_output(struct sk_buff *skb)
{
if ((skb->len > ip6_skb_dst_mtu(skb) && !skb_is_gso(skb)) ||
@@ -601,7 +593,7 @@ int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr)
return offset;
}
-static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
+int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
{
struct sk_buff *frag;
struct rt6_info *rt = (struct rt6_info*)skb_dst(skb);
diff --git a/net/ipv6/xfrm6_output.c b/net/ipv6/xfrm6_output.c
index 6434bd5ce088..8e688b3de9ab 100644
--- a/net/ipv6/xfrm6_output.c
+++ b/net/ipv6/xfrm6_output.c
@@ -17,6 +17,7 @@
#include <linux/netfilter_ipv6.h>
#include <net/dst.h>
#include <net/ipv6.h>
+#include <net/ip6_route.h>
#include <net/xfrm.h>
int xfrm6_find_1stfragopt(struct xfrm_state *x, struct sk_buff *skb,
@@ -88,8 +89,21 @@ static int xfrm6_output_finish(struct sk_buff *skb)
return xfrm_output(skb);
}
+static int __xfrm6_output(struct sk_buff *skb)
+{
+ struct dst_entry *dst = skb_dst(skb);
+ struct xfrm_state *x = dst->xfrm;
+
+ if ((x && x->props.mode == XFRM_MODE_TUNNEL) &&
+ ((skb->len > ip6_skb_dst_mtu(skb) && !skb_is_gso(skb)) ||
+ dst_allfrag(skb_dst(skb)))) {
+ return ip6_fragment(skb, xfrm6_output_finish);
+ }
+ return xfrm6_output_finish(skb);
+}
+
int xfrm6_output(struct sk_buff *skb)
{
return NF_HOOK(NFPROTO_IPV6, NF_INET_POST_ROUTING, skb, NULL,
- skb_dst(skb)->dev, xfrm6_output_finish);
+ skb_dst(skb)->dev, __xfrm6_output);
}
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index cb331dea7fe0..42396c965dd6 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -270,7 +270,6 @@ static unsigned int sfq_drop(struct Qdisc *sch)
/* It is difficult to believe, but ALL THE SLOTS HAVE LENGTH 1. */
d = q->next[q->tail];
q->next[q->tail] = q->next[d];
- q->allot[q->next[d]] += q->quantum;
skb = q->qs[d].prev;
len = qdisc_pkt_len(skb);
__skb_unlink(skb, &q->qs[d]);
@@ -321,14 +320,13 @@ sfq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
sfq_inc(q, x);
if (q->qs[x].qlen == 1) { /* The flow is new */
if (q->tail == SFQ_DEPTH) { /* It is the first flow */
- q->tail = x;
q->next[x] = x;
- q->allot[x] = q->quantum;
} else {
q->next[x] = q->next[q->tail];
q->next[q->tail] = x;
- q->tail = x;
}
+ q->tail = x;
+ q->allot[x] = q->quantum;
}
if (++sch->q.qlen <= q->limit) {
sch->bstats.bytes += qdisc_pkt_len(skb);
@@ -359,13 +357,13 @@ sfq_dequeue(struct Qdisc *sch)
{
struct sfq_sched_data *q = qdisc_priv(sch);
struct sk_buff *skb;
- sfq_index a, old_a;
+ sfq_index a, next_a;
/* No active slots */
if (q->tail == SFQ_DEPTH)
return NULL;
- a = old_a = q->next[q->tail];
+ a = q->next[q->tail];
/* Grab packet */
skb = __skb_dequeue(&q->qs[a]);
@@ -376,17 +374,15 @@ sfq_dequeue(struct Qdisc *sch)
/* Is the slot empty? */
if (q->qs[a].qlen == 0) {
q->ht[q->hash[a]] = SFQ_DEPTH;
- a = q->next[a];
- if (a == old_a) {
+ next_a = q->next[a];
+ if (a == next_a) {
q->tail = SFQ_DEPTH;
return skb;
}
- q->next[q->tail] = a;
- q->allot[a] += q->quantum;
+ q->next[q->tail] = next_a;
} else if ((q->allot[a] -= qdisc_pkt_len(skb)) <= 0) {
- q->tail = a;
- a = q->next[a];
q->allot[a] += q->quantum;
+ q->tail = a;
}
return skb;
}