Merge bk://are.twiddle.net/axp-2.5

into home.transmeta.com:/home/torvalds/v2.5/linux

arch/alpha/kernel/Makefile

@@ -4,7 +4,7 @@
 
 EXTRA_TARGETS	:= head.o
 EXTRA_AFLAGS	:= $(CFLAGS)
-CFLAGS		+= -Werror -Wno-sign-compare
+EXTRA_CFLAGS	:= -Werror -Wno-sign-compare
 
 obj-y    := entry.o traps.o process.o init_task.o osf_sys.o irq.o \
 	    irq_alpha.o signal.o setup.o ptrace.o time.o semaphore.o \

arch/alpha/kernel/entry.S

@@ -582,6 +582,7 @@ alpha_switch_to:
 	lda	$8, 0x3fff
 	bsr	$1, undo_switch_stack
 	bic	$sp, $8, $8
+	mov	$17, $0
 	ret
 .end alpha_switch_to
 

arch/alpha/lib/Makefile

@@ -3,7 +3,7 @@
 #
 
 EXTRA_AFLAGS := $(CFLAGS)
-CFLAGS += -Werror
+EXTRA_CFLAGS := -Werror
 
 L_TARGET := lib.a
 

arch/alpha/math-emu/Makefile

@@ -2,6 +2,6 @@
 # Makefile for the FPU instruction emulation.
 #
 
-CFLAGS += -Iinclude/math-emu -w
+EXTRA_CFLAGS := -w
 
 obj-$(CONFIG_MATHEMU) += math.o qrnnd.o

arch/alpha/mm/Makefile

@@ -2,7 +2,7 @@
 # Makefile for the linux alpha-specific parts of the memory manager.
 #
 
-CFLAGS	+= -Werror
+EXTRA_CFLAGS := -Werror
 
 obj-y	:= init.o fault.o extable.o remap.o
 

arch/alpha/oprofile/Makefile

-CFLAGS	+= -Werror -Wno-sign-compare
+EXTRA_CFLAGS := -Werror -Wno-sign-compare
 
 obj-$(CONFIG_OPROFILE) += oprofile.o
 

include/asm-alpha/compiler.h

@@ -47,7 +47,7 @@
      __kir; })
 # define __kernel_cmpbge(a, b)						\
   ({ unsigned long __kir;						\
-     __asm__("cmpbge %r2,%1,%0" : "=r"(__kir) : "rI"(b), "rJ"(val));	\
+     __asm__("cmpbge %r2,%1,%0" : "=r"(__kir) : "rI"(b), "rJ"(a));	\
      __kir; })
 # define __kernel_cttz(x)						\
   ({ unsigned long __kir;						\

include/asm-alpha/system.h

@@ -131,17 +131,14 @@ struct el_common_EV6_mcheck {
 extern void halt(void) __attribute__((noreturn));
 #define __halt() __asm__ __volatile__ ("call_pal %0 #halt" : : "i" (PAL_halt))
 
-#define prepare_arch_schedule(prev)		do { } while(0)
-#define finish_arch_schedule(prev)		do { } while(0)
-
-#define switch_to(prev,next,last)						  \
-do {									  \
-	alpha_switch_to(virt_to_phys(&(next)->thread_info->pcb), (prev)); \
-	check_mmu_context();						  \
-} while (0)
+#define switch_to(P,N,L)						\
+  do {									\
+    (L) = alpha_switch_to(virt_to_phys(&(N)->thread_info->pcb), (P));	\
+    check_mmu_context();						\
+  } while (0)
 
 struct task_struct;
-extern void alpha_switch_to(unsigned long, struct task_struct*);
+extern struct task_struct *alpha_switch_to(unsigned long, struct task_struct*);
 
 #define mb() \
 __asm__ __volatile__("mb": : :"memory")