Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-…

…linus

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
  [MIPS] Fix branch emulation for floating-point exceptions.
  [MIPS] Cleanup inode->r_dev usage.
  [MIPS] Update MIPS defconfigs.
  [MIPS] Get rid of CONFIG_ADVANCED.
  [MIPS] Kconfig: Clarify description of CROSSCOMPILE.
  [MIPS] 24K LV: Add core card id.
  [MIPS] Sparse: fix sparse for 64-bit kernels.
  [MIPS] Use __ffs() instead of ffs() in ip32_irq0().
  [MIPS] Fix bitops for MIPS32/MIPS64 CPUs.
  [MIPS] Fix ip27 build.
  [MIPS] Oprofile: fix sparse warning.
  [MIPS] Fix oprofile module unloading

arch/mips/Kconfig

@@ -1067,6 +1067,7 @@ choice
 config CPU_MIPS32_R1
 	bool "MIPS32 Release 1"
 	depends on SYS_HAS_CPU_MIPS32_R1
+	select CPU_HAS_LLSC
 	select CPU_HAS_PREFETCH
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_HIGHMEM
@@ -1084,6 +1085,7 @@ config CPU_MIPS32_R1
 config CPU_MIPS32_R2
 	bool "MIPS32 Release 2"
 	depends on SYS_HAS_CPU_MIPS32_R2
+	select CPU_HAS_LLSC
 	select CPU_HAS_PREFETCH
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_HIGHMEM
@@ -1097,6 +1099,7 @@ config CPU_MIPS32_R2
 config CPU_MIPS64_R1
 	bool "MIPS64 Release 1"
 	depends on SYS_HAS_CPU_MIPS64_R1
+	select CPU_HAS_LLSC
 	select CPU_HAS_PREFETCH
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
@@ -1115,6 +1118,7 @@ config CPU_MIPS64_R1
 config CPU_MIPS64_R2
 	bool "MIPS64 Release 2"
 	depends on SYS_HAS_CPU_MIPS64_R2
+	select CPU_HAS_LLSC
 	select CPU_HAS_PREFETCH
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
@@ -1129,6 +1133,7 @@ config CPU_MIPS64_R2
 config CPU_R3000
 	bool "R3000"
 	depends on SYS_HAS_CPU_R3000
+	select CPU_HAS_WB
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_HIGHMEM
 	help
@@ -1158,6 +1163,7 @@ config CPU_VR41XX
 config CPU_R4300
 	bool "R4300"
 	depends on SYS_HAS_CPU_R4300
+	select CPU_HAS_LLSC
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
 	help
@@ -1166,6 +1172,7 @@ config CPU_R4300
 config CPU_R4X00
 	bool "R4x00"
 	depends on SYS_HAS_CPU_R4X00
+	select CPU_HAS_LLSC
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
 	help
@@ -1175,13 +1182,15 @@ config CPU_R4X00
 config CPU_TX49XX
 	bool "R49XX"
 	depends on SYS_HAS_CPU_TX49XX
+	select CPU_HAS_LLSC
 	select CPU_HAS_PREFETCH
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
 
 config CPU_R5000
 	bool "R5000"
 	depends on SYS_HAS_CPU_R5000
+	select CPU_HAS_LLSC
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
 	help
@@ -1190,12 +1199,14 @@ config CPU_R5000
 config CPU_R5432
 	bool "R5432"
 	depends on SYS_HAS_CPU_R5432
+	select CPU_HAS_LLSC
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
 
 config CPU_R6000
 	bool "R6000"
 	depends on EXPERIMENTAL
+	select CPU_HAS_LLSC
 	depends on SYS_HAS_CPU_R6000
 	select CPU_SUPPORTS_32BIT_KERNEL
 	help
@@ -1205,6 +1216,7 @@ config CPU_R6000
 config CPU_NEVADA
 	bool "RM52xx"
 	depends on SYS_HAS_CPU_NEVADA
+	select CPU_HAS_LLSC
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
 	help
@@ -1214,6 +1226,7 @@ config CPU_R8000
 	bool "R8000"
 	depends on EXPERIMENTAL
 	depends on SYS_HAS_CPU_R8000
+	select CPU_HAS_LLSC
 	select CPU_HAS_PREFETCH
 	select CPU_SUPPORTS_64BIT_KERNEL
 	help
@@ -1223,6 +1236,7 @@ config CPU_R8000
 config CPU_R10000
 	bool "R10000"
 	depends on SYS_HAS_CPU_R10000
+	select CPU_HAS_LLSC
 	select CPU_HAS_PREFETCH
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
@@ -1233,6 +1247,7 @@ config CPU_R10000
 config CPU_RM7000
 	bool "RM7000"
 	depends on SYS_HAS_CPU_RM7000
+	select CPU_HAS_LLSC
 	select CPU_HAS_PREFETCH
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
@@ -1241,6 +1256,7 @@ config CPU_RM7000
 config CPU_RM9000
 	bool "RM9000"
 	depends on SYS_HAS_CPU_RM9000
+	select CPU_HAS_LLSC
 	select CPU_HAS_PREFETCH
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
@@ -1249,6 +1265,7 @@ config CPU_RM9000
 config CPU_SB1
 	bool "SB1"
 	depends on SYS_HAS_CPU_SB1
+	select CPU_HAS_LLSC
 	select CPU_SUPPORTS_32BIT_KERNEL
 	select CPU_SUPPORTS_64BIT_KERNEL
 	select CPU_SUPPORTS_HIGHMEM
@@ -1449,6 +1466,8 @@ choice
 
 config MIPS_MT_SMTC
 	bool "SMTC: Use all TCs on all VPEs for SMP"
+	select CPU_MIPSR2_IRQ_VI
+	select CPU_MIPSR2_SRS
 	select SMP
 
 config MIPS_MT_SMP
@@ -1514,38 +1533,15 @@ config 64BIT_PHYS_ADDR
 	bool "Support for 64-bit physical address space"
 	depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
 
-config CPU_ADVANCED
-	bool "Override CPU Options"
-	depends on 32BIT
-	help
-	  Saying yes here allows you to select support for various features
-	  your CPU may or may not have.  Most people should say N here.
-
 config CPU_HAS_LLSC
-	bool "ll/sc Instructions available" if CPU_ADVANCED
-	default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX
-	help
-	  MIPS R4000 series and later provide the Load Linked (ll)
-	  and Store Conditional (sc) instructions. More information is
-	  available at <http://www.go-ecs.com/mips/miptek1.htm>.
-
-	  Say Y here if your CPU has the ll and sc instructions.  Say Y here
-	  for better performance, N if you don't know.  You must say Y here
-	  for multiprocessor machines.
+	bool
 
 config CPU_HAS_WB
-	bool "Writeback Buffer available" if CPU_ADVANCED
-	default y if !CPU_ADVANCED && CPU_R3000 && MACH_DECSTATION
-	help
-	  Say N here for slightly better performance.  You must say Y here for
-	  machines which require flushing of write buffers in software.  Saying
-	  Y is the safe option; N may result in kernel malfunction and crashes.
-
-menu "MIPSR2 Interrupt handling"
-	depends on CPU_MIPSR2 && CPU_ADVANCED
+	bool
 
 config CPU_MIPSR2_IRQ_VI
 	bool "Vectored interrupt mode"
+	depends on CPU_MIPSR2
 	help
 	   Vectored interrupt mode allowing faster dispatching of interrupts.
 	   The board support code needs to be written to take advantage of this
@@ -1555,6 +1551,7 @@ config CPU_MIPSR2_IRQ_VI
 
 config CPU_MIPSR2_IRQ_EI
 	bool "External interrupt controller mode"
+	depends on CPU_MIPSR2
 	help
 	   Extended interrupt mode takes advantage of an external interrupt
 	   controller to allow fast dispatching from many possible interrupt
@@ -1568,7 +1565,6 @@ config CPU_MIPSR2_SRS
 	   Allow the kernel to use shadow register sets for fast interrupts.
 	   Interrupt handlers must be specially written to use shadow sets.
 	   Say N unless you know that shadow register set upport is needed.
-endmenu
 
 config CPU_HAS_SYNC
 	bool

arch/mips/Kconfig.debug

@@ -6,7 +6,13 @@ config CROSSCOMPILE
 	bool "Are you using a crosscompiler"
 	help
 	  Say Y here if you are compiling the kernel on a different
-	  architecture than the one it is intended to run on.
+	  architecture than the one it is intended to run on.  This is just a
+	  convenience option which will select the appropriate value for
+	  the CROSS_COMPILE make variable which otherwise has to be passed on
+	  the command line from mips-linux-, mipsel-linux-, mips64-linux- and
+	  mips64el-linux- as appropriate for a particular kernel configuration.
+	  You will have to pass the value for CROSS_COMPILE manually if the
+	  name prefix for your tools is different.
 
 config CMDLINE
 	string "Default kernel command string"

arch/mips/Makefile

@@ -615,7 +615,10 @@ LDFLAGS			+= -m $(ld-emul)
 ifdef CONFIG_MIPS
 CHECKFLAGS += $(shell $(CC) $(CFLAGS) -dM -E -xc /dev/null | \
 	egrep -vw '__GNUC_(MAJOR|MINOR|PATCHLEVEL)__' | \
-	sed -e 's/^\#define /-D/' -e 's/ /="/' -e 's/$$/"/')
+	sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
+ifdef CONFIG_64BIT
+CHECKFLAGS		+= -m64
+endif
 endif
 
 OBJCOPYFLAGS		+= --remove-section=.reginfo