diff -Naur -x conf .swap_kernel/.config linux-2.6.34-base/.config
--- .swap_kernel/.config	2014-03-23 11:40:10.949962565 +0800
+++ linux-2.6.34-base/.config	2014-02-24 08:50:25.624990403 +0800
@@ -315,7 +315,7 @@
 # CONFIG_PPC_16K_PAGES is not set
 # CONFIG_PPC_64K_PAGES is not set
 # CONFIG_PPC_256K_PAGES is not set
-CONFIG_FORCE_MAX_ZONEORDER=16
+CONFIG_FORCE_MAX_ZONEORDER=11
 CONFIG_PROC_DEVICETREE=y
 # CONFIG_CMDLINE_BOOL is not set
 CONFIG_EXTRA_TARGETS=""
diff -Naur -x conf .swap_kernel/drivers/i2c/busses/i2c-mpc.c linux-2.6.34-base/drivers/i2c/busses/i2c-mpc.c
--- .swap_kernel/drivers/i2c/busses/i2c-mpc.c	2014-03-23 11:40:51.207962534 +0800
+++ linux-2.6.34-base/drivers/i2c/busses/i2c-mpc.c	2014-02-24 08:51:32.084990344 +0800
@@ -489,16 +489,6 @@
 	int ret = 0;
 	unsigned long orig_jiffies = jiffies;
 	struct mpc_i2c *i2c = i2c_get_adapdata(adap);
-#if 0
-	writeccr(i2c, 0);
-	udelay(30);
-	writeccr(i2c, CCR_MEN);
-	udelay(30);
-	writeccr(i2c, CCR_MSTA | CCR_MTX);
-	udelay(30);
-#else	
-	mpc_i2c_fixup(i2c);
-#endif
 
 	mpc_i2c_start(i2c);
 
diff -Naur -x conf .swap_kernel/include/config/auto.conf linux-2.6.34-base/include/config/auto.conf
--- .swap_kernel/include/config/auto.conf	2014-03-23 11:40:12.093962565 +0800
+++ linux-2.6.34-base/include/config/auto.conf	2014-02-24 08:50:27.197990387 +0800
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.34
-# Wed Mar  5 15:41:46 2014
+# Wed Jan  8 14:53:25 2014
 #
 CONFIG_FRAME_WARN=1024
 CONFIG_MPC8309_SOM=y
@@ -303,7 +303,7 @@
 CONFIG_PHYLIB=y
 CONFIG_SYSFS_DEPRECATED=y
 CONFIG_SPI_MPC8xxx=m
-CONFIG_FORCE_MAX_ZONEORDER=16
+CONFIG_FORCE_MAX_ZONEORDER=11
 CONFIG_TASK_SIZE=0xc0000000
 CONFIG_NFS_V3=y
 CONFIG_PPC_INDIRECT_PCI=y
diff -Naur -x conf .swap_kernel/include/generated/autoconf.h linux-2.6.34-base/include/generated/autoconf.h
--- .swap_kernel/include/generated/autoconf.h	2014-03-23 11:40:12.391962559 +0800
+++ linux-2.6.34-base/include/generated/autoconf.h	2014-02-24 08:50:27.423990387 +0800
@@ -1,7 +1,7 @@
 /*
  * Automatically generated C config: don't edit
  * Linux kernel version: 2.6.34
- * Wed Mar  5 15:41:46 2014
+ * Wed Jan  8 14:53:25 2014
  */
 #define AUTOCONF_INCLUDED
 #define CONFIG_FRAME_WARN 1024
@@ -304,7 +304,7 @@
 #define CONFIG_PHYLIB 1
 #define CONFIG_SYSFS_DEPRECATED 1
 #define CONFIG_SPI_MPC8xxx_MODULE 1
-#define CONFIG_FORCE_MAX_ZONEORDER 16
+#define CONFIG_FORCE_MAX_ZONEORDER 11
 #define CONFIG_TASK_SIZE 0xc0000000
 #define CONFIG_NFS_V3 1
 #define CONFIG_PPC_INDIRECT_PCI 1
diff -Naur -x conf .swap_kernel/include/generated/compile.h linux-2.6.34-base/include/generated/compile.h
--- .swap_kernel/include/generated/compile.h	2014-03-23 11:40:12.398962564 +0800
+++ linux-2.6.34-base/include/generated/compile.h	2014-02-24 08:50:27.434990386 +0800
@@ -1,11 +1,11 @@
-/* This file is auto generated, version 164 */
+/* This file is auto generated, version 143 */
 /*  PREEMPT */
 #define UTS_MACHINE "ppc"
-#define UTS_VERSION "#164 PREEMPT Thu Mar 20 15:49:21 CST 2014"
-#define LINUX_COMPILE_TIME "15:49:21"
-#define LINUX_COMPILE_MAJOR "20140320"
-#define LINUX_COMPILE_SUB "154921"
-#define LINUX_MAKE_VERSION (164)
+#define UTS_VERSION "#143 PREEMPT Tue Feb 18 16:13:05 CST 2014"
+#define LINUX_COMPILE_TIME "16:13:05"
+#define LINUX_COMPILE_MAJOR "20140218"
+#define LINUX_COMPILE_SUB "161305"
+#define LINUX_MAKE_VERSION (143)
 #define LINUX_COMPILE_BY "hx"
 #define LINUX_COMPILE_HOST "CentOS.HX"
 #define LINUX_COMPILE_DOMAIN
diff -Naur -x conf .swap_kernel/Module.symvers linux-2.6.34-base/Module.symvers
--- .swap_kernel/Module.symvers	2014-03-23 11:40:11.824962565 +0800
+++ linux-2.6.34-base/Module.symvers	2014-02-24 08:50:26.819990386 +0800
@@ -1613,7 +1613,6 @@
 0x00000000	pci_enable_rom	vmlinux	EXPORT_SYMBOL_GPL
 0x00000000	__bitmap_complement	vmlinux	EXPORT_SYMBOL
 0x00000000	memdup_user	vmlinux	EXPORT_SYMBOL
-0x00000000	devinet_ioctl	vmlinux	EXPORT_SYMBOL
 0x00000000	dma_get_required_mask	vmlinux	EXPORT_SYMBOL_GPL
 0x00000000	del_timer	vmlinux	EXPORT_SYMBOL
 0x00000000	map_destroy	vmlinux	EXPORT_SYMBOL
diff -Naur -x conf .swap_kernel/net/core/iovec.c linux-2.6.34-base/net/core/iovec.c
--- .swap_kernel/net/core/iovec.c	2014-03-23 11:40:43.645962544 +0800
+++ linux-2.6.34-base/net/core/iovec.c	2014-02-24 08:51:23.749990349 +0800
@@ -165,14 +165,8 @@
 		offset = 0;
 		if (copy_from_user(kdata, base, copy))
 		{
-			if(iov->iov_len  == 76)
-		    {
-			    memcpy(kdata,  base,  copy); 
-		    }
-		    else
-		    {
-				return -EFAULT;
-		    }
+			printk("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!Net Error Message\n");
+			return -EFAULT;
 		}
 		len -= copy;
 		kdata += copy;
@@ -251,17 +245,7 @@
 			csum = csum_and_copy_from_user(base, kdata, copy,
 							csum, &err);
 			if (err)
-			{
-				if(iov->iov_len  == 76)
-				{
-					memcpy(kdata, base, copy);
-					err = 0;
-				}
-				else
-				{
-					goto out;
-				}
-			}
+				goto out;
 		}
 		len   -= copy + partial_cnt;
 		kdata += copy + partial_cnt;
diff -Naur -x conf .swap_kernel/net/ipv4/devinet.c linux-2.6.34-base/net/ipv4/devinet.c
--- .swap_kernel/net/ipv4/devinet.c	2014-03-23 11:40:46.432962542 +0800
+++ linux-2.6.34-base/net/ipv4/devinet.c	2014-02-24 08:51:26.182990350 +0800
@@ -821,7 +821,6 @@
 	ret = copy_to_user(arg, &ifr, sizeof(struct ifreq)) ? -EFAULT : 0;
 	goto out;
 }
-EXPORT_SYMBOL(devinet_ioctl);
 
 static int inet_gifconf(struct net_device *dev, char __user *buf, int len)
 {
diff -Naur -x conf .swap_kernel/net/ipv4/ip_output.c linux-2.6.34-base/net/ipv4/ip_output.c
--- .swap_kernel/net/ipv4/ip_output.c	2014-03-23 11:40:46.507962544 +0800
+++ linux-2.6.34-base/net/ipv4/ip_output.c	2014-02-24 08:51:26.273990334 +0800
@@ -698,15 +698,11 @@
 
 	if (skb->ip_summed == CHECKSUM_PARTIAL) {
 		if (memcpy_fromiovecend(to, iov, offset, len) < 0)
-		{
 			return -EFAULT;
-		}
 	} else {
 		__wsum csum = 0;
 		if (csum_partial_copy_fromiovecend(to, iov, offset, len, &csum) < 0)
-		{
 			return -EFAULT;
-		}
 		skb->csum = csum_block_add(skb->csum, csum, odd);
 	}
 	return 0;
@@ -868,9 +864,7 @@
 	    length + fragheaderlen <= mtu &&
 	    rt->u.dst.dev->features & NETIF_F_V4_CSUM &&
 	    !exthdrlen)
-	{
 		csummode = CHECKSUM_PARTIAL;
-	}
 
 	inet->cork.length += length;
 	if (((length> mtu) || !skb_queue_empty(&sk->sk_write_queue)) &&
@@ -988,7 +982,7 @@
 			if (copy > 0 && getfrag(from, data + transhdrlen, offset, copy, fraggap, skb) < 0) {
 				err = -EFAULT;
 				kfree_skb(skb);
-				printk("xxxx %s:%d err:%u, copy:%d\n",__FILE__,__LINE__,-EFAULT, copy);
+				printk("xxxx %s:%d err:%u\n",__FILE__,__LINE__,-EFAULT);
 				goto error;
 			}
 
diff -Naur -x conf .swap_kernel/net/ipv4/udp.c linux-2.6.34-base/net/ipv4/udp.c
--- .swap_kernel/net/ipv4/udp.c	2014-03-23 11:40:46.449962544 +0800
+++ linux-2.6.34-base/net/ipv4/udp.c	2014-02-24 08:51:26.193990349 +0800
@@ -951,7 +951,7 @@
 			sizeof(struct udphdr), &ipc, &rt,
 			corkreq ? msg->msg_flags|MSG_MORE : msg->msg_flags);
 	if (err) {
-		printk("xxxx %s:%d err:%u(%d)\n",__FILE__,__LINE__,err, is_udplite);
+		printk("xxxx %s:%d err:%u\n",__FILE__,__LINE__,err);
 		udp_flush_pending_frames(sk);
 	}
 	else if (!corkreq)
diff -Naur -x conf .swap_kernel/.version linux-2.6.34-base/.version
--- .swap_kernel/.version	2014-03-23 11:40:13.676962563 +0800
+++ linux-2.6.34-base/.version	2014-02-24 08:50:28.207990386 +0800
@@ -1 +1 @@
-164
+143