21 files changed, 698 insertions, 29 deletions

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
new file mode 100644
index 000000000000..78b236ca04f8
--- /dev/null
+++ b/include/linux/dmaengine.h
@@ -0,0 +1,359 @@
+/*
+ * Copyright(c) 2004 - 2006 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called COPYING.
+ */
+#ifndef DMAENGINE_H
+#define DMAENGINE_H
+#include <linux/config.h>
+#ifdef CONFIG_DMA_ENGINE
+
+#include <linux/device.h>
+#include <linux/uio.h>
+#include <linux/kref.h>
+#include <linux/completion.h>
+#include <linux/rcupdate.h>
+
+/**
+ * enum dma_event - resource PNP/power managment events
+ * @DMA_RESOURCE_SUSPEND: DMA device going into low power state
+ * @DMA_RESOURCE_RESUME: DMA device returning to full power
+ * @DMA_RESOURCE_ADDED: DMA device added to the system
+ * @DMA_RESOURCE_REMOVED: DMA device removed from the system
+ */
+enum dma_event {
+        DMA_RESOURCE_SUSPEND,
+        DMA_RESOURCE_RESUME,
+        DMA_RESOURCE_ADDED,
+        DMA_RESOURCE_REMOVED,
+};
+
+/**
+ * typedef dma_cookie_t
+ *
+ * if dma_cookie_t is >0 it's a DMA request cookie, <0 it's an error code
+ */
+typedef s32 dma_cookie_t;
+
+#define dma_submit_error(cookie) ((cookie) < 0 ? 1 : 0)
+
+/**
+ * enum dma_status - DMA transaction status
+ * @DMA_SUCCESS: transaction completed successfully
+ * @DMA_IN_PROGRESS: transaction not yet processed
+ * @DMA_ERROR: transaction failed
+ */
+enum dma_status {
+        DMA_SUCCESS,
+        DMA_IN_PROGRESS,
+        DMA_ERROR,
+};
+
+/**
+ * struct dma_chan_percpu - the per-CPU part of struct dma_chan
+ * @refcount: local_t used for open-coded "bigref" counting
+ * @memcpy_count: transaction counter
+ * @bytes_transferred: byte counter
+ */
+
+struct dma_chan_percpu {
+        local_t refcount;
+        /* stats */
+        unsigned long memcpy_count;
+        unsigned long bytes_transferred;
+};
+
+/**
+ * struct dma_chan - devices supply DMA channels, clients use them
+ * @client: ptr to the client user of this chan, will be NULL when unused
+ * @device: ptr to the dma device who supplies this channel, always !NULL
+ * @cookie: last cookie value returned to client
+ * @chan_id:
+ * @class_dev:
+ * @refcount: kref, used in "bigref" slow-mode
+ * @slow_ref:
+ * @rcu:
+ * @client_node: used to add this to the client chan list
+ * @device_node: used to add this to the device chan list
+ * @local: per-cpu pointer to a struct dma_chan_percpu
+ */
+struct dma_chan {
+        struct dma_client *client;
+        struct dma_device *device;
+        dma_cookie_t cookie;
+
+        /* sysfs */
+        int chan_id;
+        struct class_device class_dev;
+
+        struct kref refcount;
+        int slow_ref;
+        struct rcu_head rcu;
+
+        struct list_head client_node;
+        struct list_head device_node;
+        struct dma_chan_percpu *local;
+};
+
+void dma_chan_cleanup(struct kref *kref);
+
+static inline void dma_chan_get(struct dma_chan *chan)
+{
+        if (unlikely(chan->slow_ref))
+                kref_get(&chan->refcount);
+        else {
+                local_inc(&(per_cpu_ptr(chan->local, get_cpu())->refcount));
+                put_cpu();
+        }
+}
+
+static inline void dma_chan_put(struct dma_chan *chan)
+{
+        if (unlikely(chan->slow_ref))
+                kref_put(&chan->refcount, dma_chan_cleanup);
+        else {
+                local_dec(&(per_cpu_ptr(chan->local, get_cpu())->refcount));
+                put_cpu();
+        }
+}
+
+/*
+ * typedef dma_event_callback - function pointer to a DMA event callback
+ */
+typedef void (*dma_event_callback) (struct dma_client *client,
+                struct dma_chan *chan, enum dma_event event);
+
+/**
+ * struct dma_client - info on the entity making use of DMA services
+ * @event_callback: func ptr to call when something happens
+ * @chan_count: number of chans allocated
+ * @chans_desired: number of chans requested. Can be +/- chan_count
+ * @lock: protects access to the channels list
+ * @channels: the list of DMA channels allocated
+ * @global_node: list_head for global dma_client_list
+ */
+struct dma_client {
+        dma_event_callback      event_callback;
+        unsigned int            chan_count;
+        unsigned int            chans_desired;
+
+        spinlock_t              lock;
+        struct list_head        channels;
+        struct list_head        global_node;
+};
+
+/**
+ * struct dma_device - info on the entity supplying DMA services
+ * @chancnt: how many DMA channels are supported
+ * @channels: the list of struct dma_chan
+ * @global_node: list_head for global dma_device_list
+ * @refcount:
+ * @done:
+ * @dev_id:
+ * Other func ptrs: used to make use of this device's capabilities
+ */
+struct dma_device {
+
+        unsigned int chancnt;
+        struct list_head channels;
+        struct list_head global_node;
+
+        struct kref refcount;
+        struct completion done;
+
+        int dev_id;
+
+        int (*device_alloc_chan_resources)(struct dma_chan *chan);
+        void (*device_free_chan_resources)(struct dma_chan *chan);
+        dma_cookie_t (*device_memcpy_buf_to_buf)(struct dma_chan *chan,
+                        void *dest, void *src, size_t len);
+        dma_cookie_t (*device_memcpy_buf_to_pg)(struct dma_chan *chan,
+                        struct page *page, unsigned int offset, void *kdata,
+                        size_t len);
+        dma_cookie_t (*device_memcpy_pg_to_pg)(struct dma_chan *chan,
+                        struct page *dest_pg, unsigned int dest_off,
+                        struct page *src_pg, unsigned int src_off, size_t len);
+        enum dma_status (*device_memcpy_complete)(struct dma_chan *chan,
+                        dma_cookie_t cookie, dma_cookie_t *last,
+                        dma_cookie_t *used);
+        void (*device_memcpy_issue_pending)(struct dma_chan *chan);
+};
+
+/* --- public DMA engine API --- */
+
+struct dma_client *dma_async_client_register(dma_event_callback event_callback);
+void dma_async_client_unregister(struct dma_client *client);
+void dma_async_client_chan_request(struct dma_client *client,
+                unsigned int number);
+
+/**
+ * dma_async_memcpy_buf_to_buf - offloaded copy between virtual addresses
+ * @chan: DMA channel to offload copy to
+ * @dest: destination address (virtual)
+ * @src: source address (virtual)
+ * @len: length
+ *
+ * Both @dest and @src must be mappable to a bus address according to the
+ * DMA mapping API rules for streaming mappings.
+ * Both @dest and @src must stay memory resident (kernel memory or locked
+ * user space pages)
+ */
+static inline dma_cookie_t dma_async_memcpy_buf_to_buf(struct dma_chan *chan,
+        void *dest, void *src, size_t len)
+{
+        int cpu = get_cpu();
+        per_cpu_ptr(chan->local, cpu)->bytes_transferred += len;
+        per_cpu_ptr(chan->local, cpu)->memcpy_count++;
+        put_cpu();
+
+        return chan->device->device_memcpy_buf_to_buf(chan, dest, src, len);
+}
+
+/**
+ * dma_async_memcpy_buf_to_pg - offloaded copy
+ * @chan: DMA channel to offload copy to
+ * @page: destination page
+ * @offset: offset in page to copy to
+ * @kdata: source address (virtual)
+ * @len: length
+ *
+ * Both @page/@offset and @kdata must be mappable to a bus address according
+ * to the DMA mapping API rules for streaming mappings.
+ * Both @page/@offset and @kdata must stay memory resident (kernel memory or
+ * locked user space pages)
+ */
+static inline dma_cookie_t dma_async_memcpy_buf_to_pg(struct dma_chan *chan,
+        struct page *page, unsigned int offset, void *kdata, size_t len)
+{
+        int cpu = get_cpu();
+        per_cpu_ptr(chan->local, cpu)->bytes_transferred += len;
+        per_cpu_ptr(chan->local, cpu)->memcpy_count++;
+        put_cpu();
+
+        return chan->device->device_memcpy_buf_to_pg(chan, page, offset,
+                                                     kdata, len);
+}
+
+/**
+ * dma_async_memcpy_buf_to_pg - offloaded copy
+ * @chan: DMA channel to offload copy to
+ * @dest_page: destination page
+ * @dest_off: offset in page to copy to
+ * @src_page: source page
+ * @src_off: offset in page to copy from
+ * @len: length
+ *
+ * Both @dest_page/@dest_off and @src_page/@src_off must be mappable to a bus
+ * address according to the DMA mapping API rules for streaming mappings.
+ * Both @dest_page/@dest_off and @src_page/@src_off must stay memory resident
+ * (kernel memory or locked user space pages)
+ */
+static inline dma_cookie_t dma_async_memcpy_pg_to_pg(struct dma_chan *chan,
+        struct page *dest_pg, unsigned int dest_off, struct page *src_pg,
+        unsigned int src_off, size_t len)
+{
+        int cpu = get_cpu();
+        per_cpu_ptr(chan->local, cpu)->bytes_transferred += len;
+        per_cpu_ptr(chan->local, cpu)->memcpy_count++;
+        put_cpu();
+
+        return chan->device->device_memcpy_pg_to_pg(chan, dest_pg, dest_off,
+                                                    src_pg, src_off, len);
+}
+
+/**
+ * dma_async_memcpy_issue_pending - flush pending copies to HW
+ * @chan:
+ *
+ * This allows drivers to push copies to HW in batches,
+ * reducing MMIO writes where possible.
+ */
+static inline void dma_async_memcpy_issue_pending(struct dma_chan *chan)
+{
+        return chan->device->device_memcpy_issue_pending(chan);
+}
+
+/**
+ * dma_async_memcpy_complete - poll for transaction completion
+ * @chan: DMA channel
+ * @cookie: transaction identifier to check status of
+ * @last: returns last completed cookie, can be NULL
+ * @used: returns last issued cookie, can be NULL
+ *
+ * If @last and @used are passed in, upon return they reflect the driver
+ * internal state and can be used with dma_async_is_complete() to check
+ * the status of multiple cookies without re-checking hardware state.
+ */
+static inline enum dma_status dma_async_memcpy_complete(struct dma_chan *chan,
+        dma_cookie_t cookie, dma_cookie_t *last, dma_cookie_t *used)
+{
+        return chan->device->device_memcpy_complete(chan, cookie, last, used);
+}
+
+/**
+ * dma_async_is_complete - test a cookie against chan state
+ * @cookie: transaction identifier to test status of
+ * @last_complete: last know completed transaction
+ * @last_used: last cookie value handed out
+ *
+ * dma_async_is_complete() is used in dma_async_memcpy_complete()
+ * the test logic is seperated for lightweight testing of multiple cookies
+ */
+static inline enum dma_status dma_async_is_complete(dma_cookie_t cookie,
+                        dma_cookie_t last_complete, dma_cookie_t last_used)
+{
+        if (last_complete <= last_used) {
+                if ((cookie <= last_complete) || (cookie > last_used))
+                        return DMA_SUCCESS;
+        } else {
+                if ((cookie <= last_complete) && (cookie > last_used))
+                        return DMA_SUCCESS;
+        }
+        return DMA_IN_PROGRESS;
+}
+
+
+/* --- DMA device --- */
+
+int dma_async_device_register(struct dma_device *device);
+void dma_async_device_unregister(struct dma_device *device);
+
+/* --- Helper iov-locking functions --- */
+
+struct dma_page_list {
+        char *base_address;
+        int nr_pages;
+        struct page **pages;
+};
+
+struct dma_pinned_list {
+        int nr_iovecs;
+        struct dma_page_list page_list[0];
+};
+
+struct dma_pinned_list *dma_pin_iovec_pages(struct iovec *iov, size_t len);
+void dma_unpin_iovec_pages(struct dma_pinned_list* pinned_list);
+
+dma_cookie_t dma_memcpy_to_iovec(struct dma_chan *chan, struct iovec *iov,
+        struct dma_pinned_list *pinned_list, unsigned char *kdata, size_t len);
+dma_cookie_t dma_memcpy_pg_to_iovec(struct dma_chan *chan, struct iovec *iov,
+        struct dma_pinned_list *pinned_list, struct page *page,
+        unsigned int offset, size_t len);
+
+#endif /* CONFIG_DMA_ENGINE */
+#endif /* DMAENGINE_H */
diff --git a/include/linux/igmp.h b/include/linux/igmp.h
index 28f4f3b36950..899c3d4776f3 100644
--- a/include/linux/igmp.h
+++ b/include/linux/igmp.h
@@ -169,7 +169,7 @@ struct ip_sf_list
 struct ip_mc_list
 {
         struct in_device        *interface;
-        unsigned long           multiaddr;
+        __be32                  multiaddr;
         struct ip_sf_list       *sources;
         struct ip_sf_list       *tomb;
         unsigned int            sfmode;
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index f4169bbb60eb..e432b743dda2 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -37,6 +37,7 @@
 #include <linux/config.h>
 #include <linux/device.h>
 #include <linux/percpu.h>
+#include <linux/dmaengine.h>
 
 struct divert_blk;
 struct vlan_group;
@@ -311,6 +312,9 @@ struct net_device
 #define NETIF_F_LLTX            4096    /* LockLess TX */
 #define NETIF_F_UFO             8192    /* Can offload UDP Large Send*/
 
+#define NETIF_F_GEN_CSUM        (NETIF_F_NO_CSUM | NETIF_F_HW_CSUM)
+#define NETIF_F_ALL_CSUM        (NETIF_F_IP_CSUM | NETIF_F_GEN_CSUM)
+
         struct net_device       *next_sched;
 
         /* Interface index. Unique device identifier    */
@@ -406,7 +410,7 @@ struct net_device
  * One part is mostly used on xmit path (device)
  */
         /* hard_start_xmit synchronizer */
-        spinlock_t              xmit_lock ____cacheline_aligned_in_smp;
+        spinlock_t              _xmit_lock ____cacheline_aligned_in_smp;
         /* cpu id of processor entered to hard_start_xmit or -1,
            if nobody entered there.
          */
@@ -593,6 +597,9 @@ struct softnet_data
         struct sk_buff          *completion_queue;
 
         struct net_device       backlog_dev;    /* Sorry. 8) */
+#ifdef CONFIG_NET_DMA
+        struct dma_chan         *net_dma;
+#endif
 };
 
 DECLARE_PER_CPU(struct softnet_data,softnet_data);
@@ -889,11 +896,43 @@ static inline void __netif_rx_complete(struct net_device *dev)
         clear_bit(__LINK_STATE_RX_SCHED, &dev->state);
 }
 
+static inline void netif_tx_lock(struct net_device *dev)
+{
+        spin_lock(&dev->_xmit_lock);
+        dev->xmit_lock_owner = smp_processor_id();
+}
+
+static inline void netif_tx_lock_bh(struct net_device *dev)
+{
+        spin_lock_bh(&dev->_xmit_lock);
+        dev->xmit_lock_owner = smp_processor_id();
+}
+
+static inline int netif_tx_trylock(struct net_device *dev)
+{
+        int err = spin_trylock(&dev->_xmit_lock);
+        if (!err)
+                dev->xmit_lock_owner = smp_processor_id();
+        return err;
+}
+
+static inline void netif_tx_unlock(struct net_device *dev)
+{
+        dev->xmit_lock_owner = -1;
+        spin_unlock(&dev->_xmit_lock);
+}
+
+static inline void netif_tx_unlock_bh(struct net_device *dev)
+{
+        dev->xmit_lock_owner = -1;
+        spin_unlock_bh(&dev->_xmit_lock);
+}
+
 static inline void netif_tx_disable(struct net_device *dev)
 {
-        spin_lock_bh(&dev->xmit_lock);
+        netif_tx_lock_bh(dev);
         netif_stop_queue(dev);
-        spin_unlock_bh(&dev->xmit_lock);
+        netif_tx_unlock_bh(dev);
 }
 
 /* These functions live elsewhere (drivers/net/net_init.c, but related) */
diff --git a/include/linux/netfilter/nf_conntrack_common.h b/include/linux/netfilter/nf_conntrack_common.h
index 3ff88c878308..d2e4bd7a7a14 100644
--- a/include/linux/netfilter/nf_conntrack_common.h
+++ b/include/linux/netfilter/nf_conntrack_common.h
@@ -69,6 +69,10 @@ enum ip_conntrack_status {
         /* Connection is dying (removed from lists), can not be unset. */
         IPS_DYING_BIT = 9,
         IPS_DYING = (1 << IPS_DYING_BIT),
+
+        /* Connection has fixed timeout. */
+        IPS_FIXED_TIMEOUT_BIT = 10,
+        IPS_FIXED_TIMEOUT = (1 << IPS_FIXED_TIMEOUT_BIT),
 };
 
 /* Connection tracking event bits */
diff --git a/include/linux/netfilter/nfnetlink_conntrack.h b/include/linux/netfilter/nfnetlink_conntrack.h
index 668ec946c8e2..b5883ccee295 100644
--- a/include/linux/netfilter/nfnetlink_conntrack.h
+++ b/include/linux/netfilter/nfnetlink_conntrack.h
@@ -27,13 +27,15 @@ enum ctattr_type {
         CTA_STATUS,
         CTA_PROTOINFO,
         CTA_HELP,
-        CTA_NAT,
+        CTA_NAT_SRC,
+#define CTA_NAT CTA_NAT_SRC     /* backwards compatibility */
         CTA_TIMEOUT,
         CTA_MARK,
         CTA_COUNTERS_ORIG,
         CTA_COUNTERS_REPLY,
         CTA_USE,
         CTA_ID,
+        CTA_NAT_DST,
         __CTA_MAX
 };
 #define CTA_MAX (__CTA_MAX - 1)
diff --git a/include/linux/netfilter/xt_CONNSECMARK.h b/include/linux/netfilter/xt_CONNSECMARK.h
new file mode 100644
index 000000000000..c6bd75469ba2
--- /dev/null
+++ b/include/linux/netfilter/xt_CONNSECMARK.h
@@ -0,0 +1,13 @@
+#ifndef _XT_CONNSECMARK_H_target
+#define _XT_CONNSECMARK_H_target
+
+enum {
+        CONNSECMARK_SAVE = 1,
+        CONNSECMARK_RESTORE,
+};
+
+struct xt_connsecmark_target_info {
+        u_int8_t mode;
+};
+
+#endif /*_XT_CONNSECMARK_H_target */
diff --git a/include/linux/netfilter/xt_SECMARK.h b/include/linux/netfilter/xt_SECMARK.h
new file mode 100644
index 000000000000..c53fbffa997d
--- /dev/null
+++ b/include/linux/netfilter/xt_SECMARK.h
@@ -0,0 +1,26 @@
+#ifndef _XT_SECMARK_H_target
+#define _XT_SECMARK_H_target
+
+/*
+ * This is intended for use by various security subsystems (but not
+ * at the same time).
+ *
+ * 'mode' refers to the specific security subsystem which the
+ * packets are being marked for.
+ */
+#define SECMARK_MODE_SEL        0x01            /* SELinux */
+#define SECMARK_SELCTX_MAX      256
+
+struct xt_secmark_target_selinux_info {
+        u_int32_t selsid;
+        char selctx[SECMARK_SELCTX_MAX];
+};
+
+struct xt_secmark_target_info {
+        u_int8_t mode;
+        union {
+                struct xt_secmark_target_selinux_info sel;
+        } u;
+};
+
+#endif /*_XT_SECMARK_H_target */
diff --git a/include/linux/netfilter/xt_quota.h b/include/linux/netfilter/xt_quota.h
new file mode 100644
index 000000000000..acd7fd77bbee
--- /dev/null
+++ b/include/linux/netfilter/xt_quota.h
@@ -0,0 +1,16 @@
+#ifndef _XT_QUOTA_H
+#define _XT_QUOTA_H
+
+enum xt_quota_flags {
+        XT_QUOTA_INVERT         = 0x1,
+};
+#define XT_QUOTA_MASK           0x1
+
+struct xt_quota_info {
+        u_int32_t               flags;
+        u_int32_t               pad;
+        aligned_u64             quota;
+        struct xt_quota_info    *master;
+};
+
+#endif /* _XT_QUOTA_H */
diff --git a/include/linux/netfilter/xt_statistic.h b/include/linux/netfilter/xt_statistic.h
new file mode 100644
index 000000000000..c344e9916e23
--- /dev/null
+++ b/include/linux/netfilter/xt_statistic.h
@@ -0,0 +1,32 @@
+#ifndef _XT_STATISTIC_H
+#define _XT_STATISTIC_H
+
+enum xt_statistic_mode {
+        XT_STATISTIC_MODE_RANDOM,
+        XT_STATISTIC_MODE_NTH,
+        __XT_STATISTIC_MODE_MAX
+};
+#define XT_STATISTIC_MODE_MAX (__XT_STATISTIC_MODE_MAX - 1)
+
+enum xt_statistic_flags {
+        XT_STATISTIC_INVERT             = 0x1,
+};
+#define XT_STATISTIC_MASK               0x1
+
+struct xt_statistic_info {
+        u_int16_t                       mode;
+        u_int16_t                       flags;
+        union {
+                struct {
+                        u_int32_t       probability;
+                } random;
+                struct {
+                        u_int32_t       every;
+                        u_int32_t       packet;
+                        u_int32_t       count;
+                } nth;
+        } u;
+        struct xt_statistic_info        *master __attribute__((aligned(8)));
+};
+
+#endif /* _XT_STATISTIC_H */
diff --git a/include/linux/netfilter_ipv4/ip_conntrack.h b/include/linux/netfilter_ipv4/ip_conntrack.h
index d54d7b278e96..e0e9951eb8c3 100644
--- a/include/linux/netfilter_ipv4/ip_conntrack.h
+++ b/include/linux/netfilter_ipv4/ip_conntrack.h
@@ -121,6 +121,10 @@ struct ip_conntrack
         u_int32_t mark;
 #endif
 
+#ifdef CONFIG_IP_NF_CONNTRACK_SECMARK
+        u_int32_t secmark;
+#endif
+
         /* Traversed often, so hopefully in different cacheline to top */
         /* These are my tuples; original and reply */
         struct ip_conntrack_tuple_hash tuplehash[IP_CT_DIR_MAX];
@@ -154,6 +158,7 @@ struct ip_conntrack_expect
         unsigned int flags;
 
 #ifdef CONFIG_IP_NF_NAT_NEEDED
+        u_int32_t saved_ip;
         /* This is the original per-proto part, used to map the
          * expected connection the way the recipient expects. */
         union ip_conntrack_manip_proto saved_proto;
@@ -293,6 +298,7 @@ static inline int is_dying(struct ip_conntrack *ct)
 }
 
 extern unsigned int ip_conntrack_htable_size;
+extern int ip_conntrack_checksum;
  
 #define CONNTRACK_STAT_INC(count) (__get_cpu_var(ip_conntrack_stat).count++)
 
diff --git a/include/linux/netfilter_ipv4/ip_conntrack_h323.h b/include/linux/netfilter_ipv4/ip_conntrack_h323.h
index eace86bd2adb..3cbff7379002 100644
--- a/include/linux/netfilter_ipv4/ip_conntrack_h323.h
+++ b/include/linux/netfilter_ipv4/ip_conntrack_h323.h
@@ -71,6 +71,13 @@ extern int (*nat_h245_hook) (struct sk_buff ** pskb, struct ip_conntrack * ct,
                              unsigned char **data, int dataoff,
                              TransportAddress * addr, u_int16_t port,
                              struct ip_conntrack_expect * exp);
+extern int (*nat_callforwarding_hook) (struct sk_buff ** pskb,
+                                       struct ip_conntrack * ct,
+                                       enum ip_conntrack_info ctinfo,
+                                       unsigned char **data, int dataoff,
+                                       TransportAddress * addr,
+                                       u_int16_t port,
+                                       struct ip_conntrack_expect * exp);
 extern int (*nat_q931_hook) (struct sk_buff ** pskb, struct ip_conntrack * ct,
                              enum ip_conntrack_info ctinfo,
                              unsigned char **data, TransportAddress * addr,
diff --git a/include/linux/netfilter_ipv4/ip_conntrack_helper_h323_types.h b/include/linux/netfilter_ipv4/ip_conntrack_helper_h323_types.h
index cc98f7aa5abe..3d4a773799fc 100644
--- a/include/linux/netfilter_ipv4/ip_conntrack_helper_h323_types.h
+++ b/include/linux/netfilter_ipv4/ip_conntrack_helper_h323_types.h
@@ -1,4 +1,4 @@
-/* Generated by Jing Min Zhao's ASN.1 parser, Mar 15 2006
+/* Generated by Jing Min Zhao's ASN.1 parser, Apr 20 2006
  *
  * Copyright (c) 2006 Jing Min Zhao <zhaojingmin@users.sourceforge.net>
  *
@@ -412,6 +412,7 @@ typedef struct Facility_UUIE {	/* SEQUENCE */
                 eFacility_UUIE_destinationInfo = (1 << 14),
                 eFacility_UUIE_h245SecurityMode = (1 << 13),
         } options;
+        TransportAddress alternativeAddress;
         FacilityReason reason;
         TransportAddress h245Address;
         Facility_UUIE_fastStart fastStart;
diff --git a/include/linux/netfilter_ipv4/ip_conntrack_sip.h b/include/linux/netfilter_ipv4/ip_conntrack_sip.h
new file mode 100644
index 000000000000..913dad66c0fb
--- /dev/null
+++ b/include/linux/netfilter_ipv4/ip_conntrack_sip.h
@@ -0,0 +1,44 @@
+#ifndef __IP_CONNTRACK_SIP_H__
+#define __IP_CONNTRACK_SIP_H__
+#ifdef __KERNEL__
+
+#define SIP_PORT        5060
+#define SIP_TIMEOUT     3600
+
+#define POS_VIA         0
+#define POS_CONTACT     1
+#define POS_CONTENT     2
+#define POS_MEDIA       3
+#define POS_OWNER       4
+#define POS_CONNECTION  5
+#define POS_REQ_HEADER  6
+#define POS_SDP_HEADER  7
+
+struct sip_header_nfo {
+        const char      *lname;
+        const char      *sname;
+        const char      *ln_str;
+        size_t          lnlen;
+        size_t          snlen;
+        size_t          ln_strlen;
+        int             (*match_len)(const char *, const char *, int *);
+};
+
+extern unsigned int (*ip_nat_sip_hook)(struct sk_buff **pskb,
+                                       enum ip_conntrack_info ctinfo,
+                                       struct ip_conntrack *ct,
+                                       const char **dptr);
+extern unsigned int (*ip_nat_sdp_hook)(struct sk_buff **pskb,
+                                       enum ip_conntrack_info ctinfo,
+                                       struct ip_conntrack_expect *exp,
+                                       const char *dptr);
+
+extern int ct_sip_get_info(const char *dptr, size_t dlen,
+                           unsigned int *matchoff,
+                           unsigned int *matchlen,
+                           struct sip_header_nfo *hnfo);
+extern int ct_sip_lnlen(const char *line, const char *limit);
+extern const char *ct_sip_search(const char *needle, const char *haystack,
+                                 size_t needle_len, size_t haystack_len);
+#endif /* __KERNEL__ */
+#endif /* __IP_CONNTRACK_SIP_H__ */
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index c3fe769c9129..bcfe9d4f56ae 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1897,6 +1897,7 @@
 #define PCI_DEVICE_ID_TIGON3_5751F      0x167e
 #define PCI_DEVICE_ID_TIGON3_5787M      0x1693
 #define PCI_DEVICE_ID_TIGON3_5782       0x1696
+#define PCI_DEVICE_ID_TIGON3_5786       0x169a
 #define PCI_DEVICE_ID_TIGON3_5787       0x169b
 #define PCI_DEVICE_ID_TIGON3_5788       0x169c
 #define PCI_DEVICE_ID_TIGON3_5789       0x169d
@@ -2053,6 +2054,7 @@
 #define PCI_DEVICE_ID_INTEL_80960_RP    0x1960
 #define PCI_DEVICE_ID_INTEL_82840_HB    0x1a21
 #define PCI_DEVICE_ID_INTEL_82845_HB    0x1a30
+#define PCI_DEVICE_ID_INTEL_IOAT        0x1a38
 #define PCI_DEVICE_ID_INTEL_82801AA_0   0x2410
 #define PCI_DEVICE_ID_INTEL_82801AA_1   0x2411
 #define PCI_DEVICE_ID_INTEL_82801AA_3   0x2413
diff --git a/include/linux/pfkeyv2.h b/include/linux/pfkeyv2.h
index bac0fb389cf1..d5dd471da225 100644
--- a/include/linux/pfkeyv2.h
+++ b/include/linux/pfkeyv2.h
@@ -159,7 +159,7 @@ struct sadb_spirange {
 struct sadb_x_kmprivate {
         uint16_t        sadb_x_kmprivate_len;
         uint16_t        sadb_x_kmprivate_exttype;
-        u_int32_t       sadb_x_kmprivate_reserved;
+        uint32_t        sadb_x_kmprivate_reserved;
 } __attribute__((packed));
 /* sizeof(struct sadb_x_kmprivate) == 8 */
 
diff --git a/include/linux/security.h b/include/linux/security.h
index 1bab48f6aeac..4dfb1b84a9b3 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -805,31 +805,37 @@ struct swap_info_struct;
  *      used by the XFRM system.
  *      @sec_ctx contains the security context information being provided by
  *      the user-level policy update program (e.g., setkey).
- *      Allocate a security structure to the xp->selector.security field.
+ *      Allocate a security structure to the xp->security field.
  *      The security field is initialized to NULL when the xfrm_policy is
  *      allocated.
  *      Return 0 if operation was successful (memory to allocate, legal context)
  * @xfrm_policy_clone_security:
  *      @old contains an existing xfrm_policy in the SPD.
  *      @new contains a new xfrm_policy being cloned from old.
- *      Allocate a security structure to the new->selector.security field
- *      that contains the information from the old->selector.security field.
+ *      Allocate a security structure to the new->security field
+ *      that contains the information from the old->security field.
  *      Return 0 if operation was successful (memory to allocate).
  * @xfrm_policy_free_security:
  *      @xp contains the xfrm_policy
- *      Deallocate xp->selector.security.
+ *      Deallocate xp->security.
+ * @xfrm_policy_delete_security:
+ *      @xp contains the xfrm_policy.
+ *      Authorize deletion of xp->security.
  * @xfrm_state_alloc_security:
  *      @x contains the xfrm_state being added to the Security Association
  *      Database by the XFRM system.
  *      @sec_ctx contains the security context information being provided by
  *      the user-level SA generation program (e.g., setkey or racoon).
- *      Allocate a security structure to the x->sel.security field.  The
+ *      Allocate a security structure to the x->security field.  The
  *      security field is initialized to NULL when the xfrm_state is
  *      allocated.
  *      Return 0 if operation was successful (memory to allocate, legal context).
  * @xfrm_state_free_security:
  *      @x contains the xfrm_state.
- *      Deallocate x>sel.security.
+ *      Deallocate x->security.
+ * @xfrm_state_delete_security:
+ *      @x contains the xfrm_state.
+ *      Authorize deletion of x->security.
  * @xfrm_policy_lookup:
  *      @xp contains the xfrm_policy for which the access control is being
  *      checked.
@@ -1298,8 +1304,10 @@ struct security_operations {
         int (*xfrm_policy_alloc_security) (struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx);
         int (*xfrm_policy_clone_security) (struct xfrm_policy *old, struct xfrm_policy *new);
         void (*xfrm_policy_free_security) (struct xfrm_policy *xp);
+        int (*xfrm_policy_delete_security) (struct xfrm_policy *xp);
         int (*xfrm_state_alloc_security) (struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx);
         void (*xfrm_state_free_security) (struct xfrm_state *x);
+        int (*xfrm_state_delete_security) (struct xfrm_state *x);
         int (*xfrm_policy_lookup)(struct xfrm_policy *xp, u32 sk_sid, u8 dir);
 #endif  /* CONFIG_SECURITY_NETWORK_XFRM */
 
@@ -2934,11 +2942,21 @@ static inline void security_xfrm_policy_free(struct xfrm_policy *xp)
         security_ops->xfrm_policy_free_security(xp);
 }
 
+static inline int security_xfrm_policy_delete(struct xfrm_policy *xp)
+{
+        return security_ops->xfrm_policy_delete_security(xp);
+}
+
 static inline int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
 {
         return security_ops->xfrm_state_alloc_security(x, sec_ctx);
 }
 
+static inline int security_xfrm_state_delete(struct xfrm_state *x)
+{
+        return security_ops->xfrm_state_delete_security(x);
+}
+
 static inline void security_xfrm_state_free(struct xfrm_state *x)
 {
         security_ops->xfrm_state_free_security(x);
@@ -2963,6 +2981,11 @@ static inline void security_xfrm_policy_free(struct xfrm_policy *xp)
 {
 }
 
+static inline int security_xfrm_policy_delete(struct xfrm_policy *xp)
+{
+        return 0;
+}
+
 static inline int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
 {
         return 0;
@@ -2972,6 +2995,11 @@ static inline void security_xfrm_state_free(struct xfrm_state *x)
 {
 }
 
+static inline int security_xfrm_state_delete(struct xfrm_state *x)
+{
+        return 0;
+}
+
 static inline int security_xfrm_policy_lookup(struct xfrm_policy *xp, u32 sk_sid, u8 dir)
 {
         return 0;
diff --git a/include/linux/selinux.h b/include/linux/selinux.h
index 4047bcde4484..aad4e390d6a5 100644
--- a/include/linux/selinux.h
+++ b/include/linux/selinux.h
@@ -118,6 +118,27 @@ void selinux_get_ipc_sid(const struct kern_ipc_perm *ipcp, u32 *sid);
  */
 void selinux_get_task_sid(struct task_struct *tsk, u32 *sid);
 
+/**
+ *     selinux_string_to_sid - map a security context string to a security ID
+ *     @str: the security context string to be mapped
+ *     @sid: ID value returned via this.
+ *
+ *     Returns 0 if successful, with the SID stored in sid.  A value
+ *     of zero for sid indicates no SID could be determined (but no error
+ *     occurred).
+ */
+int selinux_string_to_sid(char *str, u32 *sid);
+
+/**
+ *     selinux_relabel_packet_permission - check permission to relabel a packet
+ *     @sid: ID value to be applied to network packet (via SECMARK, most likely)
+ *
+ *     Returns 0 if the current task is allowed to label packets with the
+ *     supplied security ID.  Note that it is implicit that the packet is always
+ *     being relabeled from the default unlabled value, and that the access
+ *     control decision is made in the AVC.
+ */
+int selinux_relabel_packet_permission(u32 sid);
 
 #else
 
@@ -172,6 +193,17 @@ static inline void selinux_get_task_sid(struct task_struct *tsk, u32 *sid)
         *sid = 0;
 }
 
+static inline int selinux_string_to_sid(const char *str, u32 *sid)
+{
+       *sid = 0;
+       return 0;
+}
+
+static inline int selinux_relabel_packet_permission(u32 sid)
+{
+        return 0;
+}
+
 #endif  /* CONFIG_SECURITY_SELINUX */
 
 #endif /* _LINUX_SELINUX_H */
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index f8f234708b98..93e4db221585 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -29,6 +29,7 @@
 #include <linux/net.h>
 #include <linux/textsearch.h>
 #include <net/checksum.h>
+#include <linux/dmaengine.h>
 
 #define HAVE_ALLOC_SKB          /* For the drivers to know */
 #define HAVE_ALIGNABLE_SKB      /* Ditto 8)                */
@@ -209,6 +210,7 @@ enum {
  *      @nf_bridge: Saved data about a bridged frame - see br_netfilter.c
  *      @tc_index: Traffic control index
  *      @tc_verd: traffic control verdict
+ *      @secmark: security marking
  */
 
 struct sk_buff {
@@ -285,6 +287,12 @@ struct sk_buff {
         __u16                   tc_verd;        /* traffic control verdict */
 #endif
 #endif
+#ifdef CONFIG_NET_DMA
+        dma_cookie_t            dma_cookie;
+#endif
+#ifdef CONFIG_NETWORK_SECMARK
+        __u32                   secmark;
+#endif
 
 
         /* These elements must be at the end, see alloc_skb() for details.  */
@@ -967,15 +975,16 @@ static inline void skb_reserve(struct sk_buff *skb, int len)
 #define NET_SKB_PAD     16
 #endif
 
-extern int ___pskb_trim(struct sk_buff *skb, unsigned int len, int realloc);
+extern int ___pskb_trim(struct sk_buff *skb, unsigned int len);
 
 static inline void __skb_trim(struct sk_buff *skb, unsigned int len)
 {
-        if (!skb->data_len) {
-                skb->len  = len;
-                skb->tail = skb->data + len;
-        } else
-                ___pskb_trim(skb, len, 0);
+        if (unlikely(skb->data_len)) {
+                WARN_ON(1);
+                return;
+        }
+        skb->len  = len;
+        skb->tail = skb->data + len;
 }
 
 /**
@@ -985,6 +994,7 @@ static inline void __skb_trim(struct sk_buff *skb, unsigned int len)
  *
  *      Cut the length of a buffer down by removing data from the tail. If
  *      the buffer is already under the length specified it is not modified.
+ *      The skb must be linear.
  */
 static inline void skb_trim(struct sk_buff *skb, unsigned int len)
 {
@@ -995,12 +1005,10 @@ static inline void skb_trim(struct sk_buff *skb, unsigned int len)
 
 static inline int __pskb_trim(struct sk_buff *skb, unsigned int len)
 {
-        if (!skb->data_len) {
-                skb->len  = len;
-                skb->tail = skb->data+len;
-                return 0;
-        }
-        return ___pskb_trim(skb, len, 1);
+        if (skb->data_len)
+                return ___pskb_trim(skb, len);
+        __skb_trim(skb, len);
+        return 0;
 }
 
 static inline int pskb_trim(struct sk_buff *skb, unsigned int len)
@@ -1161,18 +1169,34 @@ static inline int skb_can_coalesce(struct sk_buff *skb, int i,
         return 0;
 }
 
+static inline int __skb_linearize(struct sk_buff *skb)
+{
+        return __pskb_pull_tail(skb, skb->data_len) ? 0 : -ENOMEM;
+}
+
 /**
  *      skb_linearize - convert paged skb to linear one
  *      @skb: buffer to linarize
- *      @gfp: allocation mode
  *
  *      If there is no free memory -ENOMEM is returned, otherwise zero
  *      is returned and the old skb data released.
  */
-extern int __skb_linearize(struct sk_buff *skb, gfp_t gfp);
-static inline int skb_linearize(struct sk_buff *skb, gfp_t gfp)
+static inline int skb_linearize(struct sk_buff *skb)
+{
+        return skb_is_nonlinear(skb) ? __skb_linearize(skb) : 0;
+}
+
+/**
+ *      skb_linearize_cow - make sure skb is linear and writable
+ *      @skb: buffer to process
+ *
+ *      If there is no free memory -ENOMEM is returned, otherwise zero
+ *      is returned and the old skb data released.
+ */
+static inline int skb_linearize_cow(struct sk_buff *skb)
 {
-        return __skb_linearize(skb, gfp);
+        return skb_is_nonlinear(skb) || skb_cloned(skb) ?
+               __skb_linearize(skb) : 0;
 }
 
 /**
@@ -1396,5 +1420,23 @@ static inline void nf_reset(struct sk_buff *skb)
 static inline void nf_reset(struct sk_buff *skb) {}
 #endif /* CONFIG_NETFILTER */
 
+#ifdef CONFIG_NETWORK_SECMARK
+static inline void skb_copy_secmark(struct sk_buff *to, const struct sk_buff *from)
+{
+        to->secmark = from->secmark;
+}
+
+static inline void skb_init_secmark(struct sk_buff *skb)
+{
+        skb->secmark = 0;
+}
+#else
+static inline void skb_copy_secmark(struct sk_buff *to, const struct sk_buff *from)
+{ }
+
+static inline void skb_init_secmark(struct sk_buff *skb)
+{ }
+#endif
+
 #endif  /* __KERNEL__ */
 #endif  /* _LINUX_SKBUFF_H */
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 76eaeff76f82..cee944dbdcd4 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -313,6 +313,7 @@ enum
         NET_NF_CONNTRACK_FRAG6_TIMEOUT=29,
         NET_NF_CONNTRACK_FRAG6_LOW_THRESH=30,
         NET_NF_CONNTRACK_FRAG6_HIGH_THRESH=31,
+        NET_NF_CONNTRACK_CHECKSUM=32,
 };
 
 /* /proc/sys/net/ipv4 */
@@ -403,6 +404,8 @@ enum
         NET_TCP_MTU_PROBING=113,
         NET_TCP_BASE_MSS=114,
         NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS=115,
+        NET_TCP_DMA_COPYBREAK=116,
+        NET_TCP_SLOW_START_AFTER_IDLE=117,
 };
 
 enum {
@@ -491,6 +494,7 @@ enum
         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25,
         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26,
         NET_IPV4_NF_CONNTRACK_COUNT=27,
+        NET_IPV4_NF_CONNTRACK_CHECKSUM=28,
 };
  
 /* /proc/sys/net/ipv6 */
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 542d39596bd8..c90daa5da6c3 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -18,6 +18,7 @@
 #define _LINUX_TCP_H
 
 #include <linux/types.h>
+#include <linux/dmaengine.h>
 #include <asm/byteorder.h>
 
 struct tcphdr {
@@ -233,6 +234,13 @@ struct tcp_sock {
                 struct iovec            *iov;
                 int                     memory;
                 int                     len;
+#ifdef CONFIG_NET_DMA
+                /* members for async copy */
+                struct dma_chan         *dma_chan;
+                int                     wakeup;
+                struct dma_pinned_list  *pinned_list;
+                dma_cookie_t            dma_cookie;
+#endif
         } ucopy;
 
         __u32   snd_wl1;        /* Sequence for window update           */
diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h
index 6b42cc474c01..46a15c7a1a13 100644
--- a/include/linux/xfrm.h
+++ b/include/linux/xfrm.h
@@ -118,6 +118,10 @@ enum
         XFRM_SHARE_UNIQUE       /* Use once */
 };
 
+#define XFRM_MODE_TRANSPORT 0
+#define XFRM_MODE_TUNNEL 1
+#define XFRM_MODE_MAX 2
+
 /* Netlink configuration messages.  */
 enum {
         XFRM_MSG_BASE = 0x10,