7 files changed, 45 insertions, 21 deletions
diff --git a/arch/ia64/include/asm/elf.h b/arch/ia64/include/asm/elf.h
index 5e0c1a6bce8..2acb6b6543c 100644
--- a/arch/ia64/include/asm/elf.h
+++ b/arch/ia64/include/asm/elf.h
@@ -266,4 +266,19 @@ do {									\
 	}								\
 } while (0)
 
+/*
+ * format for entries in the Global Offset Table
+ */
+struct got_entry {
+	uint64_t val;
+};
+
+/*
+ * Layout of the Function Descriptor
+ */
+struct fdesc {
+	uint64_t ip;
+	uint64_t gp;
+};
+
 #endif /* _ASM_IA64_ELF_H */
diff --git a/arch/ia64/include/asm/io.h b/arch/ia64/include/asm/io.h
index 260a85ac9d6..7f257507cd8 100644
--- a/arch/ia64/include/asm/io.h
+++ b/arch/ia64/include/asm/io.h
@@ -19,6 +19,8 @@
  * Copyright (C) 1999 Don Dugger <don.dugger@intel.com>
  */
 
+#include <asm/unaligned.h>
+
 /* We don't use IO slowdowns on the ia64, but.. */
 #define __SLOW_DOWN_IO	do { } while (0)
 #define SLOW_DOWN_IO	do { } while (0)
@@ -241,7 +243,7 @@ __insw (unsigned long port, void *dst, unsigned long count)
 	unsigned short *dp = dst;
 
 	while (count--)
-		*dp++ = platform_inw(port);
+		put_unaligned(platform_inw(port), dp++);
 }
 
 static inline void
@@ -250,7 +252,7 @@ __insl (unsigned long port, void *dst, unsigned long count)
 	unsigned int *dp = dst;
 
 	while (count--)
-		*dp++ = platform_inl(port);
+		put_unaligned(platform_inl(port), dp++);
 }
 
 static inline void
@@ -268,7 +270,7 @@ __outsw (unsigned long port, const void *src, unsigned long count)
 	const unsigned short *sp = src;
 
 	while (count--)
-		platform_outw(*sp++, port);
+		platform_outw(get_unaligned(sp++), port);
 }
 
 static inline void
@@ -277,7 +279,7 @@ __outsl (unsigned long port, const void *src, unsigned long count)
 	const unsigned int *sp = src;
 
 	while (count--)
-		platform_outl(*sp++, port);
+		platform_outl(get_unaligned(sp++), port);
 }
 
 /*
diff --git a/arch/ia64/include/asm/sections.h b/arch/ia64/include/asm/sections.h
index 7286e4a9fe8..f6679989103 100644
--- a/arch/ia64/include/asm/sections.h
+++ b/arch/ia64/include/asm/sections.h
@@ -6,6 +6,8 @@
  *	David Mosberger-Tang <davidm@hpl.hp.com>
  */
 
+#include <linux/elf.h>
+#include <linux/uaccess.h>
 #include <asm-generic/sections.h>
 
 extern char __per_cpu_start[], __per_cpu_end[], __phys_per_cpu_start[];
@@ -21,5 +23,17 @@ extern char __start_gate_brl_fsys_bubble_down_patchlist[], __end_gate_brl_fsys_b
 extern char __start_unwind[], __end_unwind[];
 extern char __start_ivt_text[], __end_ivt_text[];
 
+#undef dereference_function_descriptor
+static inline void *dereference_function_descriptor(void *ptr)
+{
+	struct fdesc *desc = ptr;
+	void *p;
+
+	if (!probe_kernel_address(&desc->ip, p))
+		ptr = p;
+	return ptr;
+}
+
+
 #endif /* _ASM_IA64_SECTIONS_H */
 
diff --git a/arch/ia64/include/asm/sn/bte.h b/arch/ia64/include/asm/sn/bte.h
index a0d214f4311..5efecf06c9a 100644
--- a/arch/ia64/include/asm/sn/bte.h
+++ b/arch/ia64/include/asm/sn/bte.h
@@ -223,10 +223,11 @@ extern void bte_error_handler(unsigned long);
  * until the transfer is complete.  In order to get the asynch
  * version of bte_copy, you must perform this check yourself.
  */
-#define BTE_UNALIGNED_COPY(src, dest, len, mode)                        \
-	(((len & L1_CACHE_MASK) || (src & L1_CACHE_MASK) ||             \
-	  (dest & L1_CACHE_MASK)) ?                                     \
-	 bte_unaligned_copy(src, dest, len, mode) :              	\
+#define BTE_UNALIGNED_COPY(src, dest, len, mode)			\
+	(((len & (L1_CACHE_BYTES - 1)) ||				\
+	  (src & (L1_CACHE_BYTES - 1)) ||				\
+	  (dest & (L1_CACHE_BYTES - 1))) ?				\
+	 bte_unaligned_copy(src, dest, len, mode) :			\
 	 bte_copy(src, dest, len, mode, NULL))
 
 
diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c
index 29aad349e0c..aaa7d901521 100644
--- a/arch/ia64/kernel/module.c
+++ b/arch/ia64/kernel/module.c
@@ -135,15 +135,6 @@ static const char *reloc_name[256] = {
 
 #undef N
 
-struct got_entry {
-	uint64_t val;
-};
-
-struct fdesc {
-	uint64_t ip;
-	uint64_t gp;
-};
-
 /* Opaque struct for insns, to protect against derefs. */
 struct insn;
 
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index b39853a292d..d8f05e504fb 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -138,6 +138,7 @@ cpumask_t cpu_possible_map = CPU_MASK_NONE;
 EXPORT_SYMBOL(cpu_possible_map);
 
 cpumask_t cpu_core_map[NR_CPUS] __cacheline_aligned;
+EXPORT_SYMBOL(cpu_core_map);
 DEFINE_PER_CPU_SHARED_ALIGNED(cpumask_t, cpu_sibling_map);
 EXPORT_PER_CPU_SYMBOL(cpu_sibling_map);
 
@@ -740,16 +741,14 @@ int __cpu_disable(void)
 			return -EBUSY;
 	}
 
-	cpu_clear(cpu, cpu_online_map);
-
 	if (migrate_platform_irqs(cpu)) {
 		cpu_set(cpu, cpu_online_map);
 		return (-EBUSY);
 	}
 
 	remove_siblinginfo(cpu);
-	cpu_clear(cpu, cpu_online_map);
 	fixup_irqs();
+	cpu_clear(cpu, cpu_online_map);
 	local_flush_tlb_all();
 	cpu_clear(cpu, cpu_callin_map);
 	return 0;
diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index 529462c0157..79165122501 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -420,8 +420,10 @@ tioca_dma_mapped(struct pci_dev *pdev, u64 paddr, size_t req_size)
 		entry = find_next_zero_bit(map, mapsize, last_entry);
 	}
 
-	if (entry > mapsize)
+	if (entry > mapsize) {
+		kfree(ca_dmamap);
 		goto map_return;
+	}
 
 	for (i = 0; i < entries; i++)
 		set_bit(entry + i, map);