Merge branch 'akpm' (incoming from Andrew)

Merge second patch-bomb from Andrew Morton:
 - various misc bits
 - the rest of MM
 - add generic fixmap.h, use it
 - backlight updates
 - dynamic_debug updates
 - printk() updates
 - checkpatch updates
 - binfmt_elf
 - ramfs
 - init/
 - autofs4
 - drivers/rtc
 - nilfs
 - hfsplus
 - Documentation/
 - coredump
 - procfs
 - fork
 - exec
 - kexec
 - kdump
 - partitions
 - rapidio
 - rbtree
 - userns
 - memstick
 - w1
 - decompressors

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (197 commits)
  lib/decompress_unlz4.c: always set an error return code on failures
  romfs: fix returm err while getting inode in fill_super
  drivers/w1/masters/w1-gpio.c: add strong pullup emulation
  drivers/memstick/host/rtsx_pci_ms.c: fix ms card data transfer bug
  userns: relax the posix_acl_valid() checks
  arch/sh/kernel/dwarf.c: use rbtree postorder iteration helper instead of solution using repeated rb_erase()
  fs-ext3-use-rbtree-postorder-iteration-helper-instead-of-opencoding-fix
  fs/ext3: use rbtree postorder iteration helper instead of opencoding
  fs/jffs2: use rbtree postorder iteration helper instead of opencoding
  fs/ext4: use rbtree postorder iteration helper instead of opencoding
  fs/ubifs: use rbtree postorder iteration helper instead of opencoding
  net/netfilter/ipset/ip_set_hash_netiface.c: use rbtree postorder iteration instead of opencoding
  rbtree/test: test rbtree_postorder_for_each_entry_safe()
  rbtree/test: move rb_node to the middle of the test struct
  rapidio: add modular rapidio core build into powerpc and mips branches
  partitions/efi: complete documentation of gpt kernel param purpose
  kdump: add /sys/kernel/vmcoreinfo ABI documentation
  kdump: fix exported size of vmcoreinfo note
  kexec: add sysctl to disable kexec_load
  fs/exec.c: call arch_pick_mmap_layout() only once
  ...

2 files changed, 14 insertions, 0 deletions

diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile
index 9f3eae290900..32487ed18354 100644
--- a/tools/testing/selftests/Makefile
+++ b/tools/testing/selftests/Makefile
@@ -9,6 +9,7 @@ TARGETS += ptrace
 TARGETS += timers
 TARGETS += vm
 TARGETS += powerpc
+TARGETS += user
 
 all:
 	for TARGET in $(TARGETS); do \
diff --git a/tools/testing/selftests/user/Makefile b/tools/testing/selftests/user/Makefile
new file mode 100644
index 000000000000..396255bd720e
--- /dev/null
+++ b/tools/testing/selftests/user/Makefile
@@ -0,0 +1,13 @@
+# Makefile for user memory selftests
+
+# No binaries, but make sure arg-less "make" doesn't trigger "run_tests"
+all:
+
+run_tests: all
+	@if /sbin/modprobe test_user_copy ; then \
+		rmmod test_user_copy; \
+		echo "user_copy: ok"; \
+	else \
+		echo "user_copy: [FAIL]"; \
+		exit 1; \
+	fi