Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
  [IA64] wrong attribute of HUB chip written in uv_setup()
  [IA64] remove trailing space in messages
  [IA64] use asm-generic/scatterlist.h
  [IA64] build arch/ia64/kernel/acpi-ext.o when CONFIG_ACPI
  [IA64] Only build arch/ia64/kernel/acpi.o when CONFIG_ACPI
  [IA64] Remove COMPAT_IA32 support

12 files changed, 28 insertions, 335 deletions

diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile
index e1236349c99f..4138282aefa8 100644
--- a/arch/ia64/kernel/Makefile
+++ b/arch/ia64/kernel/Makefile
@@ -8,15 +8,13 @@ endif
 
 extra-y	:= head.o init_task.o vmlinux.lds
 
-obj-y := acpi.o entry.o efi.o efi_stub.o gate-data.o fsys.o ia64_ksyms.o irq.o irq_ia64.o	\
+obj-y := entry.o efi.o efi_stub.o gate-data.o fsys.o ia64_ksyms.o irq.o irq_ia64.o	\
 	 irq_lsapic.o ivt.o machvec.o pal.o paravirt_patchlist.o patch.o process.o perfmon.o ptrace.o sal.o		\
 	 salinfo.o setup.o signal.o sys_ia64.o time.o traps.o unaligned.o \
 	 unwind.o mca.o mca_asm.o topology.o dma-mapping.o
 
+obj-$(CONFIG_ACPI)		+= acpi.o acpi-ext.o
 obj-$(CONFIG_IA64_BRL_EMU)	+= brl_emu.o
-obj-$(CONFIG_IA64_GENERIC)	+= acpi-ext.o
-obj-$(CONFIG_IA64_HP_ZX1)	+= acpi-ext.o
-obj-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += acpi-ext.o
 
 obj-$(CONFIG_IA64_PALINFO)	+= palinfo.o
 obj-$(CONFIG_IOSAPIC)		+= iosapic.o
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 40574ae11401..c16fb03037d4 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -60,11 +60,6 @@
 
 #define PREFIX			"ACPI: "
 
-void (*pm_idle) (void);
-EXPORT_SYMBOL(pm_idle);
-void (*pm_power_off) (void);
-EXPORT_SYMBOL(pm_power_off);
-
 u32 acpi_rsdt_forced;
 unsigned int acpi_cpei_override;
 unsigned int acpi_cpei_phys_cpuid;
@@ -83,12 +78,10 @@ static unsigned long __init acpi_find_rsdp(void)
 		       "v1.0/r0.71 tables no longer supported\n");
 	return rsdp_phys;
 }
-#endif
 
 const char __init *
 acpi_get_sysname(void)
 {
-#ifdef CONFIG_IA64_GENERIC
 	unsigned long rsdp_phys;
 	struct acpi_table_rsdp *rsdp;
 	struct acpi_table_xsdt *xsdt;
@@ -143,30 +136,8 @@ acpi_get_sysname(void)
 #endif
 
 	return "dig";
-#else
-# if defined (CONFIG_IA64_HP_SIM)
-	return "hpsim";
-# elif defined (CONFIG_IA64_HP_ZX1)
-	return "hpzx1";
-# elif defined (CONFIG_IA64_HP_ZX1_SWIOTLB)
-	return "hpzx1_swiotlb";
-# elif defined (CONFIG_IA64_SGI_SN2)
-	return "sn2";
-# elif defined (CONFIG_IA64_SGI_UV)
-	return "uv";
-# elif defined (CONFIG_IA64_DIG)
-	return "dig";
-# elif defined (CONFIG_IA64_XEN_GUEST)
-	return "xen";
-# elif defined(CONFIG_IA64_DIG_VTD)
-	return "dig_vtd";
-# else
-#	error Unknown platform.  Fix acpi.c.
-# endif
-#endif
 }
-
-#ifdef CONFIG_ACPI
+#endif /* CONFIG_IA64_GENERIC */
 
 #define ACPI_MAX_PLATFORM_INTERRUPTS	256
 
@@ -1060,5 +1031,3 @@ void acpi_restore_state_mem(void) {}
  * do_suspend_lowlevel()
  */
 void do_suspend_lowlevel(void) {}
-
-#endif				/* CONFIG_ACPI */
diff --git a/arch/ia64/kernel/audit.c b/arch/ia64/kernel/audit.c
index f3802ae89b10..96a9d18ff4c4 100644
--- a/arch/ia64/kernel/audit.c
+++ b/arch/ia64/kernel/audit.c
@@ -30,20 +30,11 @@ static unsigned signal_class[] = {
 
 int audit_classify_arch(int arch)
 {
-#ifdef CONFIG_IA32_SUPPORT
-	if (arch == AUDIT_ARCH_I386)
-		return 1;
-#endif
 	return 0;
 }
 
 int audit_classify_syscall(int abi, unsigned syscall)
 {
-#ifdef CONFIG_IA32_SUPPORT
-	extern int ia32_classify_syscall(unsigned);
-	if (abi == AUDIT_ARCH_I386)
-		return ia32_classify_syscall(syscall);
-#endif
 	switch(syscall) {
 	case __NR_open:
 		return 2;
@@ -58,18 +49,6 @@ int audit_classify_syscall(int abi, unsigned syscall)
 
 static int __init audit_classes_init(void)
 {
-#ifdef CONFIG_IA32_SUPPORT
-	extern __u32 ia32_dir_class[];
-	extern __u32 ia32_write_class[];
-	extern __u32 ia32_read_class[];
-	extern __u32 ia32_chattr_class[];
-	extern __u32 ia32_signal_class[];
-	audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class);
-	audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class);
-	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class);
-	audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class);
-	audit_register_class(AUDIT_CLASS_SIGNAL_32, ia32_signal_class);
-#endif
 	audit_register_class(AUDIT_CLASS_WRITE, write_class);
 	audit_register_class(AUDIT_CLASS_READ, read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index d75b872ca4dc..9a260b317d8d 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -71,15 +71,6 @@ ENTRY(ia64_execve)
 	add out3=16,sp			// regs
 	br.call.sptk.many rp=sys_execve
 .ret0:
-#ifdef CONFIG_IA32_SUPPORT
-	/*
-	 * Check if we're returning to ia32 mode. If so, we need to restore ia32 registers
-	 * from pt_regs.
-	 */
-	adds r16=PT(CR_IPSR)+16,sp
-	;;
-	ld8 r16=[r16]
-#endif
 	cmp4.ge p6,p7=r8,r0
 	mov ar.pfs=loc1			// restore ar.pfs
 	sxt4 r8=r8			// return 64-bit result
@@ -108,12 +99,6 @@ ENTRY(ia64_execve)
 	ldf.fill f23=[sp];	ldf.fill f24=[sp];	mov f25=f0
 	ldf.fill f26=[sp];	ldf.fill f27=[sp];	mov f28=f0
 	ldf.fill f29=[sp];	ldf.fill f30=[sp];	mov f31=f0
-#ifdef CONFIG_IA32_SUPPORT
-	tbit.nz p6,p0=r16, IA64_PSR_IS_BIT
-	movl loc0=ia64_ret_from_ia32_execve
-	;;
-(p6)	mov rp=loc0
-#endif
 	br.ret.sptk.many rp
 END(ia64_execve)
 
@@ -848,30 +833,6 @@ __paravirt_work_processed_syscall:
 	br.cond.sptk.many rbs_switch	// B
 END(__paravirt_leave_syscall)
 
-#ifdef __IA64_ASM_PARAVIRTUALIZED_NATIVE
-#ifdef CONFIG_IA32_SUPPORT
-GLOBAL_ENTRY(ia64_ret_from_ia32_execve)
-	PT_REGS_UNWIND_INFO(0)
-	adds r2=PT(R8)+16,sp			// r2 = &pt_regs.r8
-	adds r3=PT(R10)+16,sp			// r3 = &pt_regs.r10
-	;;
-	.mem.offset 0,0
-	st8.spill [r2]=r8	// store return value in slot for r8 and set unat bit
-	.mem.offset 8,0
-	st8.spill [r3]=r0	// clear error indication in slot for r10 and set unat bit
-#ifdef CONFIG_PARAVIRT
-	;;
-	// don't fall through, ia64_leave_kernel may be #define'd
-	br.cond.sptk.few ia64_leave_kernel
-	;;
-#endif /* CONFIG_PARAVIRT */
-END(ia64_ret_from_ia32_execve)
-#ifndef CONFIG_PARAVIRT
-	// fall through
-#endif
-#endif /* CONFIG_IA32_SUPPORT */
-#endif /* __IA64_ASM_PARAVIRTUALIZED_NATIVE */
-
 GLOBAL_ENTRY(__paravirt_leave_kernel)
 	PT_REGS_UNWIND_INFO(0)
 	/*
diff --git a/arch/ia64/kernel/ivt.S b/arch/ia64/kernel/ivt.S
index ec9a5fdfa1b9..179fd122e837 100644
--- a/arch/ia64/kernel/ivt.S
+++ b/arch/ia64/kernel/ivt.S
@@ -49,7 +49,6 @@
 
 #include <asm/asmmacro.h>
 #include <asm/break.h>
-#include <asm/ia32.h>
 #include <asm/kregs.h>
 #include <asm/asm-offsets.h>
 #include <asm/pgtable.h>
@@ -1386,28 +1385,6 @@ END(ia32_exception)
 // 0x6a00 Entry 46 (size 16 bundles) IA-32 Intercept  (30,31,59,70,71)
 ENTRY(ia32_intercept)
 	DBG_FAULT(46)
-#ifdef	CONFIG_IA32_SUPPORT
-	mov r31=pr
-	MOV_FROM_ISR(r16)
-	;;
-	extr.u r17=r16,16,8	// get ISR.code
-	mov r18=ar.eflag
-	MOV_FROM_IIM(r19)	// old eflag value
-	;;
-	cmp.ne p6,p0=2,r17
-(p6)	br.cond.spnt 1f		// not a system flag fault
-	xor r16=r18,r19
-	;;
-	extr.u r17=r16,18,1	// get the eflags.ac bit
-	;;
-	cmp.eq p6,p0=0,r17
-(p6)	br.cond.spnt 1f		// eflags.ac bit didn't change
-	;;
-	mov pr=r31,-1		// restore predicate registers
-	RFI
-
-1:
-#endif	// CONFIG_IA32_SUPPORT
 	FAULT(46)
 END(ia32_intercept)
 
@@ -1416,12 +1393,7 @@ END(ia32_intercept)
 // 0x6b00 Entry 47 (size 16 bundles) IA-32 Interrupt  (74)
 ENTRY(ia32_interrupt)
 	DBG_FAULT(47)
-#ifdef CONFIG_IA32_SUPPORT
-	mov r31=pr
-	br.sptk.many dispatch_to_ia32_handler
-#else
 	FAULT(47)
-#endif
 END(ia32_interrupt)
 
 	.org ia64_ivt+0x6c00
@@ -1715,89 +1687,3 @@ ENTRY(dispatch_illegal_op_fault)
 (p6)	br.call.dpnt.many b6=b6		// call returns to ia64_leave_kernel
 	br.sptk.many ia64_leave_kernel
 END(dispatch_illegal_op_fault)
-
-#ifdef CONFIG_IA32_SUPPORT
-
-	/*
-	 * There is no particular reason for this code to be here, other than that
-	 * there happens to be space here that would go unused otherwise.  If this
-	 * fault ever gets "unreserved", simply moved the following code to a more
-	 * suitable spot...
-	 */
-
-	// IA32 interrupt entry point
-
-ENTRY(dispatch_to_ia32_handler)
-	SAVE_MIN
-	;;
-	MOV_FROM_ISR(r14)
-	SSM_PSR_IC_AND_DEFAULT_BITS_AND_SRLZ_I(r3, r24)
-				// guarantee that interruption collection is on
-	;;
-	SSM_PSR_I(p15, p15, r3)
-	adds r3=8,r2		// Base pointer for SAVE_REST
-	;;
-	SAVE_REST
-	;;
-	mov r15=0x80
-	shr r14=r14,16		// Get interrupt number
-	;;
-	cmp.ne p6,p0=r14,r15
-(p6)	br.call.dpnt.many b6=non_ia32_syscall
-
-	adds r14=IA64_PT_REGS_R8_OFFSET + 16,sp	// 16 byte hole per SW conventions
-	adds r15=IA64_PT_REGS_R1_OFFSET + 16,sp
-	;;
-	cmp.eq pSys,pNonSys=r0,r0 // set pSys=1, pNonSys=0
-	ld8 r8=[r14]		// get r8
-	;;
-	st8 [r15]=r8		// save original EAX in r1 (IA32 procs don't use the GP)
-	;;
-	alloc r15=ar.pfs,0,0,6,0	// must first in an insn group
-	;;
-	ld4 r8=[r14],8		// r8 == eax (syscall number)
-	mov r15=IA32_NR_syscalls
-	;;
-	cmp.ltu.unc p6,p7=r8,r15
-	ld4 out1=[r14],8	// r9 == ecx
-	;;
-	ld4 out2=[r14],8	// r10 == edx
-	;;
-	ld4 out0=[r14]		// r11 == ebx
-	adds r14=(IA64_PT_REGS_R13_OFFSET) + 16,sp
-	;;
-	ld4 out5=[r14],PT(R14)-PT(R13)	// r13 == ebp
-	;;
-	ld4 out3=[r14],PT(R15)-PT(R14)	// r14 == esi
-	adds r2=TI_FLAGS+IA64_TASK_SIZE,r13
-	;;
-	ld4 out4=[r14]		// r15 == edi
-	movl r16=ia32_syscall_table
-	;;
-(p6)	shladd r16=r8,3,r16	// force ni_syscall if not valid syscall number
-	ld4 r2=[r2]		// r2 = current_thread_info()->flags
-	;;
-	ld8 r16=[r16]
-	and r2=_TIF_SYSCALL_TRACEAUDIT,r2	// mask trace or audit
-	;;
-	mov b6=r16
-	movl r15=ia32_ret_from_syscall
-	cmp.eq p8,p0=r2,r0
-	;;
-	mov rp=r15
-(p8)	br.call.sptk.many b6=b6
-	br.cond.sptk ia32_trace_syscall
-
-non_ia32_syscall:
-	alloc r15=ar.pfs,0,0,2,0
-	mov out0=r14				// interrupt #
-	add out1=16,sp				// pointer to pt_regs
-	;;			// avoid WAW on CFM
-	br.call.sptk.many rp=ia32_bad_interrupt
-.ret1:	movl r15=ia64_leave_kernel
-	;;
-	mov rp=r15
-	br.ret.sptk.many rp
-END(dispatch_to_ia32_handler)
-
-#endif /* CONFIG_IA32_SUPPORT */
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 6bcbe215b9a4..b81e46b1629b 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -2713,7 +2713,7 @@ pfm_context_create(pfm_context_t *ctx, void *arg, int count, struct pt_regs *reg
 			goto buffer_error;
 	}
 
-	DPRINT(("ctx=%p flags=0x%x system=%d notify_block=%d excl_idle=%d no_msg=%d ctx_fd=%d \n",
+	DPRINT(("ctx=%p flags=0x%x system=%d notify_block=%d excl_idle=%d no_msg=%d ctx_fd=%d\n",
 		ctx,
 		ctx_flags,
 		ctx->ctx_fl_system,
@@ -3677,7 +3677,7 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	 * "self-monitoring".
 	 */
 	if (CTX_OVFL_NOBLOCK(ctx) == 0 && state == PFM_CTX_MASKED) {
-		DPRINT(("unblocking [%d] \n", task_pid_nr(task)));
+		DPRINT(("unblocking [%d]\n", task_pid_nr(task)));
 		complete(&ctx->ctx_restart_done);
 	} else {
 		DPRINT(("[%d] armed exit trap\n", task_pid_nr(task)));
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 9bcec9945c12..d92765cae10a 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -33,7 +33,6 @@
 #include <asm/cpu.h>
 #include <asm/delay.h>
 #include <asm/elf.h>
-#include <asm/ia32.h>
 #include <asm/irq.h>
 #include <asm/kexec.h>
 #include <asm/pgalloc.h>
@@ -60,6 +59,10 @@ unsigned long idle_halt;
 EXPORT_SYMBOL(idle_halt);
 unsigned long idle_nomwait;
 EXPORT_SYMBOL(idle_nomwait);
+void (*pm_idle) (void);
+EXPORT_SYMBOL(pm_idle);
+void (*pm_power_off) (void);
+EXPORT_SYMBOL(pm_power_off);
 
 void
 ia64_do_show_stack (struct unw_frame_info *info, void *arg)
@@ -358,11 +361,6 @@ ia64_save_extra (struct task_struct *task)
 	if (info & PFM_CPUINFO_SYST_WIDE)
 		pfm_syst_wide_update_task(task, info, 0);
 #endif
-
-#ifdef CONFIG_IA32_SUPPORT
-	if (IS_IA32_PROCESS(task_pt_regs(task)))
-		ia32_save_state(task);
-#endif
 }
 
 void
@@ -383,11 +381,6 @@ ia64_load_extra (struct task_struct *task)
 	if (info & PFM_CPUINFO_SYST_WIDE) 
 		pfm_syst_wide_update_task(task, info, 1);
 #endif
-
-#ifdef CONFIG_IA32_SUPPORT
-	if (IS_IA32_PROCESS(task_pt_regs(task)))
-		ia32_load_state(task);
-#endif
 }
 
 /*
@@ -426,7 +419,7 @@ copy_thread(unsigned long clone_flags,
 	     unsigned long user_stack_base, unsigned long user_stack_size,
 	     struct task_struct *p, struct pt_regs *regs)
 {
-	extern char ia64_ret_from_clone, ia32_ret_from_clone;
+	extern char ia64_ret_from_clone;
 	struct switch_stack *child_stack, *stack;
 	unsigned long rbs, child_rbs, rbs_size;
 	struct pt_regs *child_ptregs;
@@ -457,7 +450,7 @@ copy_thread(unsigned long clone_flags,
 	memcpy((void *) child_rbs, (void *) rbs, rbs_size);
 
 	if (likely(user_mode(child_ptregs))) {
-		if ((clone_flags & CLONE_SETTLS) && !IS_IA32_PROCESS(regs))
+		if (clone_flags & CLONE_SETTLS)
 			child_ptregs->r13 = regs->r16;	/* see sys_clone2() in entry.S */
 		if (user_stack_base) {
 			child_ptregs->r12 = user_stack_base + user_stack_size - 16;
@@ -477,10 +470,7 @@ copy_thread(unsigned long clone_flags,
 		child_ptregs->r13 = (unsigned long) p;		/* set `current' pointer */
 	}
 	child_stack->ar_bspstore = child_rbs + rbs_size;
-	if (IS_IA32_PROCESS(regs))
-		child_stack->b0 = (unsigned long) &ia32_ret_from_clone;
-	else
-		child_stack->b0 = (unsigned long) &ia64_ret_from_clone;
+	child_stack->b0 = (unsigned long) &ia64_ret_from_clone;
 
 	/* copy parts of thread_struct: */
 	p->thread.ksp = (unsigned long) child_stack - 16;
@@ -515,22 +505,6 @@ copy_thread(unsigned long clone_flags,
 	p->thread.flags = ((current->thread.flags & ~THREAD_FLAGS_TO_CLEAR)
 			   | THREAD_FLAGS_TO_SET);
 	ia64_drop_fpu(p);	/* don't pick up stale state from a CPU's fph */
-#ifdef CONFIG_IA32_SUPPORT
-	/*
-	 * If we're cloning an IA32 task then save the IA32 extra
-	 * state from the current task to the new task
-	 */
-	if (IS_IA32_PROCESS(task_pt_regs(current))) {
-		ia32_save_state(p);
-		if (clone_flags & CLONE_SETTLS)
-			retval = ia32_clone_tls(p, child_ptregs);
-
-		/* Copy partially mapped page list */
-		if (!retval)
-			retval = ia32_copy_ia64_partial_page_list(p,
-								clone_flags);
-	}
-#endif
 
 #ifdef CONFIG_PERFMON
 	if (current->thread.pfm_context)
@@ -704,15 +678,6 @@ EXPORT_SYMBOL(kernel_thread);
 int
 kernel_thread_helper (int (*fn)(void *), void *arg)
 {
-#ifdef CONFIG_IA32_SUPPORT
-	if (IS_IA32_PROCESS(task_pt_regs(current))) {
-		/* A kernel thread is always a 64-bit process. */
-		current->thread.map_base  = DEFAULT_MAP_BASE;
-		current->thread.task_size = DEFAULT_TASK_SIZE;
-		ia64_set_kr(IA64_KR_IO_BASE, current->thread.old_iob);
-		ia64_set_kr(IA64_KR_TSSD, current->thread.old_k1);
-	}
-#endif
 	return (*fn)(arg);
 }
 
@@ -725,14 +690,6 @@ flush_thread (void)
 	/* drop floating-point and debug-register state if it exists: */
 	current->thread.flags &= ~(IA64_THREAD_FPH_VALID | IA64_THREAD_DBG_VALID);
 	ia64_drop_fpu(current);
-#ifdef CONFIG_IA32_SUPPORT
-	if (IS_IA32_PROCESS(task_pt_regs(current))) {
-		ia32_drop_ia64_partial_page_list(current);
-		current->thread.task_size = IA32_PAGE_OFFSET;
-		set_fs(USER_DS);
-		memset(current->thread.tls_array, 0, sizeof(current->thread.tls_array));
-	}
-#endif
 }
 
 /*
@@ -753,8 +710,6 @@ exit_thread (void)
 	if (current->thread.flags & IA64_THREAD_DBG_VALID)
 		pfm_release_debug_registers(current);
 #endif
-	if (IS_IA32_PROCESS(task_pt_regs(current)))
-		ia32_drop_ia64_partial_page_list(current);
 }
 
 unsigned long
diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index 9daa87fdb018..b61afbbe076f 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -1250,13 +1250,8 @@ syscall_trace_enter (long arg0, long arg1, long arg2, long arg3,
 		long syscall;
 		int arch;
 
-		if (IS_IA32_PROCESS(&regs)) {
-			syscall = regs.r1;
-			arch = AUDIT_ARCH_I386;
-		} else {
-			syscall = regs.r15;
-			arch = AUDIT_ARCH_IA64;
-		}
+		syscall = regs.r15;
+		arch = AUDIT_ARCH_IA64;
 
 		audit_syscall_entry(arch, syscall, arg0, arg1, arg2, arg3);
 	}
@@ -2172,11 +2167,6 @@ static const struct user_regset_view user_ia64_view = {
 
 const struct user_regset_view *task_user_regset_view(struct task_struct *tsk)
 {
-#ifdef CONFIG_IA32_SUPPORT
-	extern const struct user_regset_view user_ia32_view;
-	if (IS_IA32_PROCESS(task_pt_regs(tsk)))
-		return &user_ia32_view;
-#endif
 	return &user_ia64_view;
 }
 
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index a1ea87919777..41ae6a596b50 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -46,7 +46,6 @@
 #include <linux/kexec.h>
 #include <linux/crash_dump.h>
 
-#include <asm/ia32.h>
 #include <asm/machvec.h>
 #include <asm/mca.h>
 #include <asm/meminit.h>
@@ -1016,10 +1015,6 @@ cpu_init (void)
 	ia64_mmu_init(ia64_imva(cpu_data));
 	ia64_mca_cpu_init(ia64_imva(cpu_data));
 
-#ifdef CONFIG_IA32_SUPPORT
-	ia32_cpu_init();
-#endif
-
 	/* Clear ITC to eliminate sched_clock() overflows in human time.  */
 	ia64_set_itc(0);
 
diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index e1821ca4c7df..7bdafc8788bd 100644
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -21,7 +21,6 @@
 #include <linux/unistd.h>
 #include <linux/wait.h>
 
-#include <asm/ia32.h>
 #include <asm/intrinsics.h>
 #include <asm/uaccess.h>
 #include <asm/rse.h>
@@ -425,14 +424,8 @@ static long
 handle_signal (unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset,
 	       struct sigscratch *scr)
 {
-	if (IS_IA32_PROCESS(&scr->pt)) {
-		/* send signal to IA-32 process */
-		if (!ia32_setup_frame1(sig, ka, info, oldset, &scr->pt))
-			return 0;
-	} else
-		/* send signal to IA-64 process */
-		if (!setup_frame(sig, ka, info, oldset, scr))
-			return 0;
+	if (!setup_frame(sig, ka, info, oldset, scr))
+		return 0;
 
 	spin_lock_irq(&current->sighand->siglock);
 	sigorsets(&current->blocked, &current->blocked, &ka->sa.sa_mask);
@@ -462,7 +455,6 @@ ia64_do_signal (struct sigscratch *scr, long in_syscall)
 	siginfo_t info;
 	long restart = in_syscall;
 	long errno = scr->pt.r8;
-#	define ERR_CODE(c)	(IS_IA32_PROCESS(&scr->pt) ? -(c) : (c))
 
 	/*
 	 * In the ia64_leave_kernel code path, we want the common case to go fast, which
@@ -490,14 +482,7 @@ ia64_do_signal (struct sigscratch *scr, long in_syscall)
 		 * inferior call), thus it's important to check for restarting _after_
 		 * get_signal_to_deliver().
 		 */
-		if (IS_IA32_PROCESS(&scr->pt)) {
-			if (in_syscall) {
-				if (errno >= 0)
-					restart = 0;
-				else
-					errno = -errno;
-			}
-		} else if ((long) scr->pt.r10 != -1)
+		if ((long) scr->pt.r10 != -1)
 			/*
 			 * A system calls has to be restarted only if one of the error codes
 			 * ERESTARTNOHAND, ERESTARTSYS, or ERESTARTNOINTR is returned.  If r10
@@ -513,22 +498,18 @@ ia64_do_signal (struct sigscratch *scr, long in_syscall)
 			switch (errno) {
 			      case ERESTART_RESTARTBLOCK:
 			      case ERESTARTNOHAND:
-				scr->pt.r8 = ERR_CODE(EINTR);
+				scr->pt.r8 = EINTR;
 				/* note: scr->pt.r10 is already -1 */
 				break;
 
 			      case ERESTARTSYS:
 				if ((ka.sa.sa_flags & SA_RESTART) == 0) {
-					scr->pt.r8 = ERR_CODE(EINTR);
+					scr->pt.r8 = EINTR;
 					/* note: scr->pt.r10 is already -1 */
 					break;
 				}
 			      case ERESTARTNOINTR:
-				if (IS_IA32_PROCESS(&scr->pt)) {
-					scr->pt.r8 = scr->pt.r1;
-					scr->pt.cr_iip -= 2;
-				} else
-					ia64_decrement_ip(&scr->pt);
+				ia64_decrement_ip(&scr->pt);
 				restart = 0; /* don't restart twice if handle_signal() fails... */
 			}
 		}
@@ -555,21 +536,14 @@ ia64_do_signal (struct sigscratch *scr, long in_syscall)
 		if (errno == ERESTARTNOHAND || errno == ERESTARTSYS || errno == ERESTARTNOINTR
 		    || errno == ERESTART_RESTARTBLOCK)
 		{
-			if (IS_IA32_PROCESS(&scr->pt)) {
-				scr->pt.r8 = scr->pt.r1;
-				scr->pt.cr_iip -= 2;
-				if (errno == ERESTART_RESTARTBLOCK)
-					scr->pt.r8 = 0;	/* x86 version of __NR_restart_syscall */
-			} else {
-				/*
-				 * Note: the syscall number is in r15 which is saved in
-				 * pt_regs so all we need to do here is adjust ip so that
-				 * the "break" instruction gets re-executed.
-				 */
-				ia64_decrement_ip(&scr->pt);
-				if (errno == ERESTART_RESTARTBLOCK)
-					scr->pt.r15 = __NR_restart_syscall;
-			}
+			/*
+			 * Note: the syscall number is in r15 which is saved in
+			 * pt_regs so all we need to do here is adjust ip so that
+			 * the "break" instruction gets re-executed.
+			 */
+			ia64_decrement_ip(&scr->pt);
+			if (errno == ERESTART_RESTARTBLOCK)
+				scr->pt.r15 = __NR_restart_syscall;
 		}
 	}
 
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index de100aa7ff03..e5230b2ff2c5 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -44,7 +44,6 @@
 #include <asm/cache.h>
 #include <asm/current.h>
 #include <asm/delay.h>
-#include <asm/ia32.h>
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/machvec.h>
@@ -443,10 +442,6 @@ smp_callin (void)
 		calibrate_delay();
 	local_cpu_data->loops_per_jiffy = loops_per_jiffy;
 
-#ifdef CONFIG_IA32_SUPPORT
-	ia32_gdt_init();
-#endif
-
 	/*
 	 * Allow the master to continue.
 	 */
diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c
index f0cda765e681..fd80e70018a9 100644
--- a/arch/ia64/kernel/traps.c
+++ b/arch/ia64/kernel/traps.c
@@ -19,7 +19,6 @@
 #include <linux/kdebug.h>
 
 #include <asm/fpswa.h>
-#include <asm/ia32.h>
 #include <asm/intrinsics.h>
 #include <asm/processor.h>
 #include <asm/uaccess.h>
@@ -626,10 +625,6 @@ ia64_fault (unsigned long vector, unsigned long isr, unsigned long ifa,
 		break;
 
 	      case 45:
-#ifdef CONFIG_IA32_SUPPORT
-		if (ia32_exception(&regs, isr) == 0)
-			return;
-#endif
 		printk(KERN_ERR "Unexpected IA-32 exception (Trap 45)\n");
 		printk(KERN_ERR "  iip - 0x%lx, ifa - 0x%lx, isr - 0x%lx\n",
 		       iip, ifa, isr);
@@ -637,10 +632,6 @@ ia64_fault (unsigned long vector, unsigned long isr, unsigned long ifa,
 		break;
 
 	      case 46:
-#ifdef CONFIG_IA32_SUPPORT
-		if (ia32_intercept(&regs, isr) == 0)
-			return;
-#endif
 		printk(KERN_ERR "Unexpected IA-32 intercept trap (Trap 46)\n");
 		printk(KERN_ERR "  iip - 0x%lx, ifa - 0x%lx, isr - 0x%lx, iim - 0x%lx\n",
 		       iip, ifa, isr, iim);