diff --git a/arch/ia64/include/asm/elf.h b/arch/ia64/include/asm/elf.h
index 5e0c1a6bce8d..2acb6b6543c9 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/sections.h b/arch/ia64/include/asm/sections.h
index a7acad2bc2f0..f66799891036 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[];
@@ -22,7 +24,16 @@ extern char __start_unwind[], __end_unwind[];
 extern char __start_ivt_text[], __end_ivt_text[];
 
 #undef dereference_function_descriptor
-void *dereference_function_descriptor(void *);
+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 a0d214f43115..5efecf06c9a4 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 545626f66a4c..aaa7d901521f 100644
--- a/arch/ia64/kernel/module.c
+++ b/arch/ia64/kernel/module.c
@@ -31,11 +31,9 @@
 #include <linux/elf.h>
 #include <linux/moduleloader.h>
 #include <linux/string.h>
-#include <linux/uaccess.h>
 #include <linux/vmalloc.h>
 
 #include <asm/patch.h>
-#include <asm/sections.h>
 #include <asm/unaligned.h>
 
 #define ARCH_MODULE_DEBUG 0
@@ -137,15 +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;
 
@@ -943,13 +932,3 @@ module_arch_cleanup (struct module *mod)
 	if (mod->arch.core_unw_table)
 		unw_remove_unwind_table(mod->arch.core_unw_table);
 }
-
-void *dereference_function_descriptor(void *ptr)
-{
-	struct fdesc *desc = ptr;
-	void *p;
-
-	if (!probe_kernel_address(&desc->ip, p))
-		ptr = p;
-	return ptr;
-}
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index bcea81e432fd..d8f05e504fbf 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -741,16 +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 529462c01570..79165122501c 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);