Merge branch 'akpm' (Andrew's patch-bomb)

Merge patches from Andrew Morton:
 "A few misc things and very nearly all of the MM tree.  A tremendous
  amount of stuff (again), including a significant rbtree library
  rework."

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (160 commits)
  sparc64: Support transparent huge pages.
  mm: thp: Use more portable PMD clearing sequenece in zap_huge_pmd().
  mm: Add and use update_mmu_cache_pmd() in transparent huge page code.
  sparc64: Document PGD and PMD layout.
  sparc64: Eliminate PTE table memory wastage.
  sparc64: Halve the size of PTE tables
  sparc64: Only support 4MB huge pages and 8KB base pages.
  memory-hotplug: suppress "Trying to free nonexistent resource <XXXXXXXXXXXXXXXX-YYYYYYYYYYYYYYYY>" warning
  mm: memcg: clean up mm_match_cgroup() signature
  mm: document PageHuge somewhat
  mm: use %pK for /proc/vmallocinfo
  mm, thp: fix mlock statistics
  mm, thp: fix mapped pages avoiding unevictable list on mlock
  memory-hotplug: update memory block's state and notify userspace
  memory-hotplug: preparation to notify memory block's state at memory hot remove
  mm: avoid section mismatch warning for memblock_type_name
  make GFP_NOTRACK definition unconditional
  cma: decrease cc.nr_migratepages after reclaiming pagelist
  CMA: migrate mlocked pages
  kpageflags: fix wrong KPF_THP on non-huge compound pages
  ...

1 files changed, 5 insertions, 36 deletions

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 67f1f6f5f4e1..91c780c973ba 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -18,6 +18,7 @@ config SPARC
 	select HAVE_OPROFILE
 	select HAVE_ARCH_KGDB if !SMP || SPARC64
 	select HAVE_ARCH_TRACEHOOK
+	select SYSCTL_EXCEPTION_TRACE
 	select ARCH_WANT_OPTIONAL_GPIOLIB
 	select RTC_CLASS
 	select RTC_DRV_M48T59
@@ -32,6 +33,7 @@ config SPARC
 	select GENERIC_PCI_IOMAP
 	select HAVE_NMI_WATCHDOG if SPARC64
 	select HAVE_BPF_JIT
+	select HAVE_DEBUG_BUGVERBOSE
 	select GENERIC_SMP_IDLE_THREAD
 	select GENERIC_CMOS_UPDATE
 	select GENERIC_CLOCKEVENTS
@@ -42,6 +44,7 @@ config SPARC32
 	def_bool !64BIT
 	select GENERIC_ATOMIC64
 	select CLZ_TAB
+	select HAVE_UID16
 
 config SPARC64
 	def_bool 64BIT
@@ -59,6 +62,7 @@ config SPARC64
 	select HAVE_DYNAMIC_FTRACE
 	select HAVE_FTRACE_MCOUNT_RECORD
 	select HAVE_SYSCALL_TRACEPOINTS
+	select HAVE_DEBUG_KMEMLEAK
 	select RTC_DRV_CMOS
 	select RTC_DRV_BQ4802
 	select RTC_DRV_SUN4V
@@ -226,25 +230,6 @@ config EARLYFB
 	help
 	  Say Y here to enable a faster early framebuffer boot console.
 
-choice
-	prompt "Kernel page size" if SPARC64
-	default SPARC64_PAGE_SIZE_8KB
-
-config SPARC64_PAGE_SIZE_8KB
-	bool "8KB"
-	help
-	  This lets you select the page size of the kernel.
-
-	  8KB and 64KB work quite well, since SPARC ELF sections
-	  provide for up to 64KB alignment.
-
-	  If you don't know what to do, choose 8KB.
-
-config SPARC64_PAGE_SIZE_64KB
-	bool "64KB"
-
-endchoice
-
 config SECCOMP
 	bool "Enable seccomp to safely compute untrusted bytecode"
 	depends on SPARC64 && PROC_FS
@@ -316,23 +301,6 @@ config GENERIC_LOCKBREAK
 	default y
 	depends on SPARC64 && SMP && PREEMPT
 
-choice
-	prompt "SPARC64 Huge TLB Page Size"
-	depends on SPARC64 && HUGETLB_PAGE
-	default HUGETLB_PAGE_SIZE_4MB
-
-config HUGETLB_PAGE_SIZE_4MB
-	bool "4MB"
-
-config HUGETLB_PAGE_SIZE_512K
-	bool "512K"
-
-config HUGETLB_PAGE_SIZE_64K
-	depends on !SPARC64_PAGE_SIZE_64KB
-	bool "64K"
-
-endchoice
-
 config NUMA
 	bool "NUMA support"
 	depends on SPARC64 && SMP
@@ -571,6 +539,7 @@ config COMPAT
 	depends on SPARC64
 	default y
 	select COMPAT_BINFMT_ELF
+	select HAVE_UID16
 	select ARCH_WANT_OLD_COMPAT_IPC
 
 config SYSVIPC_COMPAT