Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

Conflicts:

	drivers/infiniband/core/iwcm.c
	drivers/net/chelsio/cxgb2.c
	drivers/net/wireless/bcm43xx/bcm43xx_main.c
	drivers/net/wireless/prism54/islpci_eth.c
	drivers/usb/core/hub.h
	drivers/usb/input/hid-core.c
	net/core/netpoll.c

Fix up merge failures with Linus's head and fix new compilation failures.

Signed-Off-By: David Howells <dhowells@redhat.com>

5 files changed, 35 insertions, 23 deletions

diff --git a/arch/x86_64/kernel/early_printk.c b/arch/x86_64/kernel/early_printk.c
index e22ecd54870d..47b6d90349da 100644
--- a/arch/x86_64/kernel/early_printk.c
+++ b/arch/x86_64/kernel/early_printk.c
@@ -224,7 +224,7 @@ static int __init setup_early_printk(char *buf)
 		return 0;
 	early_console_initialized = 1;
 
-	if (!strcmp(buf,"keep"))
+	if (strstr(buf, "keep"))
 		keep_early = 1;
 
 	if (!strncmp(buf, "serial", 6)) {
diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c
index 14654e682411..c80081a6ba41 100644
--- a/arch/x86_64/kernel/io_apic.c
+++ b/arch/x86_64/kernel/io_apic.c
@@ -754,10 +754,8 @@ void __setup_vector_irq(int cpu)
 {
 	/* Initialize vector_irq on a new cpu */
 	/* This function must be called with vector_lock held */
-	unsigned long flags;
 	int irq, vector;
 
-
 	/* Mark the inuse vectors */
 	for (irq = 0; irq < NR_IRQ_VECTORS; ++irq) {
 		if (!cpu_isset(cpu, irq_domain[irq]))
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index a153d0a01b72..0d65b22f229c 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -242,12 +242,19 @@ static int dump_trace_unwind(struct unwind_frame_info *info, void *context)
  * severe exception (double fault, nmi, stack fault, debug, mce) hardware stack
  */
 
+static inline int valid_stack_ptr(struct thread_info *tinfo, void *p)
+{
+	void *t = (void *)tinfo;
+        return p > t && p < t + THREAD_SIZE - 3;
+}
+
 void dump_trace(struct task_struct *tsk, struct pt_regs *regs, unsigned long * stack,
 		struct stacktrace_ops *ops, void *data)
 {
 	const unsigned cpu = smp_processor_id();
 	unsigned long *irqstack_end = (unsigned long *)cpu_pda(cpu)->irqstackptr;
 	unsigned used = 0;
+	struct thread_info *tinfo;
 
 	if (!tsk)
 		tsk = current;
@@ -370,7 +377,8 @@ void dump_trace(struct task_struct *tsk, struct pt_regs *regs, unsigned long * s
 	/*
 	 * This handles the process stack:
 	 */
-	HANDLE_STACK (((long) stack & (THREAD_SIZE-1)) != 0);
+	tinfo = current_thread_info();
+	HANDLE_STACK (valid_stack_ptr(tinfo, stack));
 #undef HANDLE_STACK
 }
 EXPORT_SYMBOL(dump_trace);
diff --git a/arch/x86_64/lib/csum-partial.c b/arch/x86_64/lib/csum-partial.c
index c493735218da..06ae630de82b 100644
--- a/arch/x86_64/lib/csum-partial.c
+++ b/arch/x86_64/lib/csum-partial.c
@@ -132,9 +132,10 @@ static __force_inline unsigned do_csum(const unsigned char *buff, unsigned len)
  *
  * it's best to have buff aligned on a 64-bit boundary
  */
-unsigned csum_partial(const unsigned char *buff, unsigned len, unsigned sum)
+__wsum csum_partial(const void *buff, int len, __wsum sum)
 {
-	return add32_with_carry(do_csum(buff, len), sum); 
+	return (__force __wsum)add32_with_carry(do_csum(buff, len),
+						(__force u32)sum);
 }
 
 EXPORT_SYMBOL(csum_partial);
@@ -143,7 +144,7 @@ EXPORT_SYMBOL(csum_partial);
  * this routine is used for miscellaneous IP-like checksums, mainly
  * in icmp.c
  */
-unsigned short ip_compute_csum(unsigned char * buff, int len)
+__sum16 ip_compute_csum(const void *buff, int len)
 {
 	return csum_fold(csum_partial(buff,len,0));
 }
diff --git a/arch/x86_64/lib/csum-wrappers.c b/arch/x86_64/lib/csum-wrappers.c
index b1320ec58428..fd42a4a095fc 100644
--- a/arch/x86_64/lib/csum-wrappers.c
+++ b/arch/x86_64/lib/csum-wrappers.c
@@ -18,9 +18,9 @@
  * Returns an 32bit unfolded checksum of the buffer.
  * src and dst are best aligned to 64bits. 
  */ 
-unsigned int 
-csum_partial_copy_from_user(const unsigned char __user *src, unsigned char *dst,
-			    int len, unsigned int isum, int *errp)
+__wsum
+csum_partial_copy_from_user(const void __user *src, void *dst,
+			    int len, __wsum isum, int *errp)
 { 
 	might_sleep();
 	*errp = 0;
@@ -34,17 +34,19 @@ csum_partial_copy_from_user(const unsigned char __user *src, unsigned char *dst,
 		if (unlikely((unsigned long)src & 6)) {			
 			while (((unsigned long)src & 6) && len >= 2) { 
 				__u16 val16;			
-				*errp = __get_user(val16, (__u16 __user *)src); 
+				*errp = __get_user(val16, (const __u16 __user *)src);
 				if (*errp)
 					return isum;
 				*(__u16 *)dst = val16;
-				isum = add32_with_carry(isum, val16); 
+				isum = (__force __wsum)add32_with_carry(
+						(__force unsigned)isum, val16);
 				src += 2; 
 				dst += 2; 
 				len -= 2;
 			}
 		}
-		isum = csum_partial_copy_generic((__force void *)src,dst,len,isum,errp,NULL);
+		isum = csum_partial_copy_generic((__force const void *)src,
+					dst, len, isum, errp, NULL);
 		if (likely(*errp == 0)) 
 			return isum;
 	} 
@@ -66,9 +68,9 @@ EXPORT_SYMBOL(csum_partial_copy_from_user);
  * Returns an 32bit unfolded checksum of the buffer.
  * src and dst are best aligned to 64bits.
  */ 
-unsigned int 
-csum_partial_copy_to_user(unsigned const char *src, unsigned char __user *dst,
-			  int len, unsigned int isum, int *errp)
+__wsum
+csum_partial_copy_to_user(const void *src, void __user *dst,
+			  int len, __wsum isum, int *errp)
 { 
 	might_sleep();
 	if (unlikely(!access_ok(VERIFY_WRITE, dst, len))) {
@@ -79,7 +81,8 @@ csum_partial_copy_to_user(unsigned const char *src, unsigned char __user *dst,
 	if (unlikely((unsigned long)dst & 6)) {
 		while (((unsigned long)dst & 6) && len >= 2) { 
 			__u16 val16 = *(__u16 *)src;
-			isum = add32_with_carry(isum, val16);
+			isum = (__force __wsum)add32_with_carry(
+					(__force unsigned)isum, val16);
 			*errp = __put_user(val16, (__u16 __user *)dst);
 			if (*errp)
 				return isum;
@@ -104,19 +107,21 @@ EXPORT_SYMBOL(csum_partial_copy_to_user);
  * 
  * Returns an 32bit unfolded checksum of the buffer.
  */ 
-unsigned int 
-csum_partial_copy_nocheck(const unsigned char *src, unsigned char *dst, int len, unsigned int sum)
+__wsum
+csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum)
 { 
 	return csum_partial_copy_generic(src,dst,len,sum,NULL,NULL);
 } 
 EXPORT_SYMBOL(csum_partial_copy_nocheck);
 
-unsigned short csum_ipv6_magic(struct in6_addr *saddr, struct in6_addr *daddr,
-			       __u32 len, unsigned short proto, unsigned int sum) 
+__sum16 csum_ipv6_magic(const struct in6_addr *saddr,
+			const struct in6_addr *daddr,
+			__u32 len, unsigned short proto, __wsum sum)
 {
 	__u64 rest, sum64;
      
-	rest = (__u64)htonl(len) + (__u64)htons(proto) + (__u64)sum;
+	rest = (__force __u64)htonl(len) + (__force __u64)htons(proto) +
+		(__force __u64)sum;
 	asm("  addq (%[saddr]),%[sum]\n"
 	    "  adcq 8(%[saddr]),%[sum]\n"
 	    "  adcq (%[daddr]),%[sum]\n" 
@@ -124,7 +129,7 @@ unsigned short csum_ipv6_magic(struct in6_addr *saddr, struct in6_addr *daddr,
 	    "  adcq $0,%[sum]\n"
 	    : [sum] "=r" (sum64) 
 	    : "[sum]" (rest),[saddr] "r" (saddr), [daddr] "r" (daddr));
-	return csum_fold(add32_with_carry(sum64 & 0xffffffff, sum64>>32));
+	return csum_fold((__force __wsum)add32_with_carry(sum64 & 0xffffffff, sum64>>32));
 }
 
 EXPORT_SYMBOL(csum_ipv6_magic);