Merge tag 'for-gregkh-3.9' of git://git.kernel.org/pub/scm/linux/kern…

…el/git/kees/linux into driver-core-next

Kees writes:
   The current Acked set of patches for dropping CONFIG_EXPERIMENTAL.

Documentation/CodingStyle

@@ -546,15 +546,7 @@ config AUDIT
 	  logging of avc messages output).  Does not do system-call
 	  auditing without CONFIG_AUDITSYSCALL.
 
-Features that might still be considered unstable should be defined as
-dependent on "EXPERIMENTAL":
-
-config SLUB
-	depends on EXPERIMENTAL && !ARCH_USES_SLAB_PAGE_STRUCT
-	bool "SLUB (Unqueued Allocator)"
-	...
-
-while seriously dangerous features (such as write support for certain
+Seriously dangerous features (such as write support for certain
 filesystems) should advertise this prominently in their prompt string:
 
 config ADFS_FS_RW

Documentation/DocBook/kernel-hacking.tmpl

@@ -1184,13 +1184,6 @@ static struct block_device_operations opt_fops = {
      <filename>Documentation/kbuild/kconfig-language.txt</filename>.
     </para>
 
-    <para>
-     You may well want to make your CONFIG option only visible if
-     <symbol>CONFIG_EXPERIMENTAL</symbol> is enabled: this serves as a
-     warning to users.  There many other fancy things you can do: see
-     the various <filename>Kconfig</filename> files for ideas.
-    </para>
-
     <para>
      In your description of the option, make sure you address both the
      expert user and the user who knows nothing about your feature.  Mention

Documentation/DocBook/kgdb.tmpl

@@ -94,10 +94,8 @@
   <sect1 id="CompileKGDB">
     <title>Kernel config options for kgdb</title>
     <para>
-    To enable <symbol>CONFIG_KGDB</symbol> you should first turn on
-    "Prompt for development and/or incomplete code/drivers"
-    (CONFIG_EXPERIMENTAL) in  "General setup", then under the
-    "Kernel debugging" select "KGDB: kernel debugger".
+    To enable <symbol>CONFIG_KGDB</symbol> you should look under
+    "Kernel debugging" and select "KGDB: kernel debugger".
     </para>
     <para>
     While it is not a hard requirement that you have symbols in your

Documentation/intel_txt.txt

@@ -192,7 +192,7 @@ grub.conf needs to be modified as follows:
 
 The kernel option for enabling Intel TXT support is found under the
 Security top-level menu and is called "Enable Intel(R) Trusted
-Execution Technology (TXT)".  It is marked as EXPERIMENTAL and
+Execution Technology (TXT)".  It is considered EXPERIMENTAL and
 depends on the generic x86 support (to allow maximum flexibility in
 kernel build options), since the tboot code will detect whether the
 platform actually supports Intel TXT and thus whether any of the

Documentation/zh_CN/CodingStyle

@@ -462,13 +462,6 @@ config AUDIT
 	  logging of avc messages output).  Does not do system-call
 	  auditing without CONFIG_AUDITSYSCALL.
 
-仍然被认为不够稳定的功能应该被定义为依赖于“EXPERIMENTAL”：
-
-config SLUB
-	depends on EXPERIMENTAL && !ARCH_USES_SLAB_PAGE_STRUCT
-	bool "SLUB (Unqueued Allocator)"
-	...
-
 而那些危险的功能（比如某些文件系统的写支持）应该在它们的提示字符串里显著的声明这
 一点：
 

arch/alpha/Kconfig

@@ -556,8 +556,7 @@ config NR_CPUS
           with working support have a maximum of 4 CPUs.
 
 config ARCH_DISCONTIGMEM_ENABLE
-	bool "Discontiguous Memory Support (EXPERIMENTAL)"
-	depends on EXPERIMENTAL
+	bool "Discontiguous Memory Support"
 	help
 	  Say Y to support efficient handling of discontiguous physical memory,
 	  for architectures which are either NUMA (Non-Uniform Memory Access)

arch/cris/arch-v32/drivers/Kconfig

@@ -680,7 +680,7 @@ config ETRAX_SPI_MMC_BOARD
 
 config SPI_ETRAX_SSER
 	tristate
-	depends on SPI_MASTER && ETRAX_ARCH_V32 && EXPERIMENTAL
+	depends on SPI_MASTER && ETRAX_ARCH_V32
 	select SPI_BITBANG
 	help
 	  This enables using an synchronous serial (sser) port as a
@@ -689,7 +689,7 @@ config SPI_ETRAX_SSER
 
 config SPI_ETRAX_GPIO
 	tristate
-	depends on SPI_MASTER && ETRAX_ARCH_V32 && EXPERIMENTAL
+	depends on SPI_MASTER && ETRAX_ARCH_V32
 	select SPI_BITBANG
 	help
 	  This enables using GPIO pins port as a SPI master controller

arch/ia64/Kconfig

@@ -375,8 +375,8 @@ config NR_CPUS
 	  performance hit.
 
 config HOTPLUG_CPU
-	bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
-	depends on SMP && EXPERIMENTAL
+	bool "Support for hot-pluggable CPUs"
+	depends on SMP
 	select HOTPLUG
 	default n
 	---help---
@@ -555,8 +555,8 @@ config IA64_HP_AML_NFW
 source "drivers/sn/Kconfig"
 
 config KEXEC
-	bool "kexec system call (EXPERIMENTAL)"
-	depends on EXPERIMENTAL && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU)
+	bool "kexec system call"
+	depends on !IA64_HP_SIM && (!SMP || HOTPLUG_CPU)
 	help
 	  kexec is a system call that implements the ability to shutdown your
 	  current kernel, and to start another kernel.  It is like a reboot

arch/ia64/kvm/Kconfig

@@ -20,7 +20,7 @@ if VIRTUALIZATION
 config KVM
 	tristate "Kernel-based Virtual Machine (KVM) support"
 	depends on BROKEN
-	depends on HAVE_KVM && MODULES && EXPERIMENTAL
+	depends on HAVE_KVM && MODULES
 	# for device assignment:
 	depends on PCI
 	depends on BROKEN

arch/ia64/xen/Kconfig

@@ -5,7 +5,7 @@
 config XEN
 	bool "Xen hypervisor support"
 	default y
-	depends on PARAVIRT && MCKINLEY && IA64_PAGE_SIZE_16KB && EXPERIMENTAL
+	depends on PARAVIRT && MCKINLEY && IA64_PAGE_SIZE_16KB
 	select XEN_XENCOMM
 	select NO_IDLE_HZ
 	# followings are required to save/restore.

arch/powerpc/platforms/ps3/Kconfig

@@ -48,7 +48,7 @@ config PS3_HTAB_SIZE
 	  system will have optimal runtime performance.
 
 config PS3_DYNAMIC_DMA
-	depends on PPC_PS3 && EXPERIMENTAL
+	depends on PPC_PS3
 	bool "PS3 Platform dynamic DMA page table management"
 	default n
 	help

arch/s390/Kconfig

@@ -718,8 +718,8 @@ source "arch/s390/kvm/Kconfig"
 
 config S390_GUEST
 	def_bool y
-	prompt "s390 support for virtio devices (EXPERIMENTAL)"
-	depends on 64BIT && EXPERIMENTAL
+	prompt "s390 support for virtio devices"
+	depends on 64BIT
 	select VIRTUALIZATION
 	select VIRTIO
 	select VIRTIO_CONSOLE

arch/s390/kvm/Kconfig

@@ -18,7 +18,7 @@ if VIRTUALIZATION
 config KVM
 	def_tristate y
 	prompt "Kernel-based Virtual Machine (KVM) support"
-	depends on HAVE_KVM && EXPERIMENTAL
+	depends on HAVE_KVM
 	select PREEMPT_NOTIFIERS
 	select ANON_INODES
 	select HAVE_KVM_CPU_RELAX_INTERCEPT

arch/um/Kconfig.net

@@ -157,7 +157,7 @@ config UML_NET_MCAST
 
 config UML_NET_PCAP
 	bool "pcap transport"
-	depends on UML_NET && EXPERIMENTAL
+	depends on UML_NET
 	help
 	The pcap transport makes a pcap packet stream on the host look
 	like an ethernet device inside UML.  This is useful for making

arch/um/Kconfig.um

@@ -45,8 +45,8 @@ config HOSTFS
           say Y or M here; otherwise say N.
 
 config HPPFS
-	tristate "HoneyPot ProcFS (EXPERIMENTAL)"
-	depends on EXPERIMENTAL && PROC_FS
+	tristate "HoneyPot ProcFS"
+	depends on PROC_FS
 	help
 	  hppfs (HoneyPot ProcFS) is a filesystem which allows UML /proc
 	  entries to be overridden, removed, or fabricated from the host.
@@ -96,7 +96,7 @@ config MAGIC_SYSRQ
 	  unless you really know what this hack does.
 
 config SMP
-	bool "Symmetric multi-processing support (EXPERIMENTAL)"
+	bool "Symmetric multi-processing support"
 	default n
 	depends on BROKEN
 	help
@@ -126,7 +126,7 @@ config NR_CPUS
 	default "32"
 
 config HIGHMEM
-	bool "Highmem support (EXPERIMENTAL)"
+	bool "Highmem support"
 	depends on !64BIT && BROKEN
 	default n
 	help

arch/x86/Kconfig

@@ -222,7 +222,7 @@ config ARCH_SUPPORTS_DEBUG_PAGEALLOC
 
 config HAVE_INTEL_TXT
 	def_bool y
-	depends on EXPERIMENTAL && INTEL_IOMMU && ACPI
+	depends on INTEL_IOMMU && ACPI
 
 config X86_32_SMP
 	def_bool y
@@ -617,7 +617,7 @@ config PARAVIRT
 
 config PARAVIRT_SPINLOCKS
 	bool "Paravirtualization layer for spinlocks"
-	depends on PARAVIRT && SMP && EXPERIMENTAL
+	depends on PARAVIRT && SMP
 	---help---
 	  Paravirtualized spinlocks allow a pvops backend to replace the
 	  spinlock implementation with something virtualization-friendly
@@ -729,7 +729,7 @@ config GART_IOMMU
 config CALGARY_IOMMU
 	bool "IBM Calgary IOMMU support"
 	select SWIOTLB
-	depends on X86_64 && PCI && EXPERIMENTAL
+	depends on X86_64 && PCI
 	---help---
 	  Support for hardware IOMMUs in IBM's xSeries x366 and x460
 	  systems. Needed to run systems with more than 3GB of memory
@@ -771,7 +771,7 @@ config IOMMU_HELPER
 
 config MAXSMP
 	bool "Enable Maximum number of SMP Processors and NUMA Nodes"
-	depends on X86_64 && SMP && DEBUG_KERNEL && EXPERIMENTAL
+	depends on X86_64 && SMP && DEBUG_KERNEL
 	select CPUMASK_OFFSTACK
 	---help---
 	  Enable maximum number of CPUS and NUMA Nodes for this architecture.
@@ -1107,7 +1107,6 @@ config HIGHMEM64G
 endchoice
 
 choice
-	depends on EXPERIMENTAL
 	prompt "Memory split" if EXPERT
 	default VMSPLIT_3G
 	depends on X86_32
@@ -1184,7 +1183,7 @@ config DIRECT_GBPAGES
 config NUMA
 	bool "Numa Memory Allocation and Scheduler Support"
 	depends on SMP
-	depends on X86_64 || (X86_32 && HIGHMEM64G && (X86_NUMAQ || X86_BIGSMP || X86_SUMMIT && ACPI) && EXPERIMENTAL)
+	depends on X86_64 || (X86_32 && HIGHMEM64G && (X86_NUMAQ || X86_BIGSMP || X86_SUMMIT && ACPI))
 	default y if (X86_NUMAQ || X86_SUMMIT || X86_BIGSMP)
 	---help---
 	  Enable NUMA (Non Uniform Memory Access) support.
@@ -1279,7 +1278,7 @@ config ARCH_DISCONTIGMEM_DEFAULT
 
 config ARCH_SPARSEMEM_ENABLE
 	def_bool y
-	depends on X86_64 || NUMA || (EXPERIMENTAL && X86_32) || X86_32_NON_STANDARD
+	depends on X86_64 || NUMA || X86_32 || X86_32_NON_STANDARD
 	select SPARSEMEM_STATIC if X86_32
 	select SPARSEMEM_VMEMMAP_ENABLE if X86_64
 
@@ -1593,8 +1592,7 @@ config CRASH_DUMP
 	  For more details see Documentation/kdump/kdump.txt
 
 config KEXEC_JUMP
-	bool "kexec jump (EXPERIMENTAL)"
-	depends on EXPERIMENTAL
+	bool "kexec jump"
 	depends on KEXEC && HIBERNATION
 	---help---
 	  Jump between original kernel and kexeced kernel and invoke
@@ -2037,7 +2035,7 @@ config PCI_MMCONFIG
 
 config PCI_CNB20LE_QUIRK
 	bool "Read CNB20LE Host Bridge Windows" if EXPERT
-	depends on PCI && EXPERIMENTAL
+	depends on PCI
 	help
 	  Read the PCI windows out of the CNB20LE host bridge. This allows
 	  PCI hotplug to work on systems with the CNB20LE chipset which do
@@ -2231,8 +2229,8 @@ config IA32_AOUT
 	  Support old a.out binaries in the 32bit emulation.
 
 config X86_X32
-	bool "x32 ABI for 64-bit mode (EXPERIMENTAL)"
-	depends on X86_64 && IA32_EMULATION && EXPERIMENTAL
+	bool "x32 ABI for 64-bit mode"
+	depends on X86_64 && IA32_EMULATION
 	---help---
 	  Include code to run binaries for the x32 native 32-bit ABI
 	  for 64-bit processors.  An x32 process gets access to the

arch/x86/um/Kconfig

@@ -37,9 +37,8 @@ config RWSEM_GENERIC_SPINLOCK
 	def_bool !RWSEM_XCHGADD_ALGORITHM
 
 config 3_LEVEL_PGTABLES
-	bool "Three-level pagetables (EXPERIMENTAL)" if !64BIT
+	bool "Three-level pagetables" if !64BIT
 	default 64BIT
-	depends on EXPERIMENTAL
 	help
 	Three-level pagetables will let UML have more than 4G of physical
 	memory.  All the memory that can't be mapped directly will be treated

crypto/Kconfig

@@ -134,8 +134,8 @@ config CRYPTO_NULL
 	  These are 'Null' algorithms, used by IPsec, which do nothing.
 
 config CRYPTO_PCRYPT
-	tristate "Parallel crypto engine (EXPERIMENTAL)"
-	depends on SMP && EXPERIMENTAL
+	tristate "Parallel crypto engine"
+	depends on SMP
 	select PADATA
 	select CRYPTO_MANAGER
 	select CRYPTO_AEAD
@@ -292,7 +292,6 @@ config CRYPTO_HMAC
 
 config CRYPTO_XCBC
 	tristate "XCBC support"
-	depends on EXPERIMENTAL
 	select CRYPTO_HASH
 	select CRYPTO_MANAGER
 	help
@@ -303,7 +302,6 @@ config CRYPTO_XCBC
 
 config CRYPTO_VMAC
 	tristate "VMAC support"
-	depends on EXPERIMENTAL
 	select CRYPTO_HASH
 	select CRYPTO_MANAGER
 	help
@@ -932,8 +930,7 @@ config CRYPTO_KHAZAD
 	  <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
 
 config CRYPTO_SALSA20
-	tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)"
-	depends on EXPERIMENTAL
+	tristate "Salsa20 stream cipher algorithm"
 	select CRYPTO_BLKCIPHER
 	help
 	  Salsa20 stream cipher algorithm.
@@ -945,9 +942,8 @@ config CRYPTO_SALSA20
 	  Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 
 config CRYPTO_SALSA20_586
-	tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)"
+	tristate "Salsa20 stream cipher algorithm (i586)"
 	depends on (X86 || UML_X86) && !64BIT
-	depends on EXPERIMENTAL
 	select CRYPTO_BLKCIPHER
 	help
 	  Salsa20 stream cipher algorithm.
@@ -959,9 +955,8 @@ config CRYPTO_SALSA20_586
 	  Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 
 config CRYPTO_SALSA20_X86_64
-	tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)"
+	tristate "Salsa20 stream cipher algorithm (x86_64)"
 	depends on (X86 || UML_X86) && 64BIT
-	depends on EXPERIMENTAL
 	select CRYPTO_BLKCIPHER
 	help
 	  Salsa20 stream cipher algorithm.

drivers/cpufreq/Kconfig.arm

@@ -21,8 +21,8 @@ config ARM_S3C2416_CPUFREQ
 	  If in doubt, say N.
 
 config ARM_S3C2416_CPUFREQ_VCORESCALE
-	bool "Allow voltage scaling for S3C2416 arm core (EXPERIMENTAL)"
-	depends on ARM_S3C2416_CPUFREQ && REGULATOR && EXPERIMENTAL
+	bool "Allow voltage scaling for S3C2416 arm core"
+	depends on ARM_S3C2416_CPUFREQ && REGULATOR
 	help
 	  Enable CPU voltage scaling when entering the dvs mode.
 	  It uses information gathered through existing hardware and