Merge branch 'akpm' (patches from Andrew)

Merge misc updates from Andrew Morton:

 - large KASAN update to use arm's "software tag-based mode"

 - a few misc things

 - sh updates

 - ocfs2 updates

 - just about all of MM

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (167 commits)
  kernel/fork.c: mark 'stack_vm_area' with __maybe_unused
  memcg, oom: notify on oom killer invocation from the charge path
  mm, swap: fix swapoff with KSM pages
  include/linux/gfp.h: fix typo
  mm/hmm: fix memremap.h, move dev_page_fault_t callback to hmm
  hugetlbfs: Use i_mmap_rwsem to fix page fault/truncate race
  hugetlbfs: use i_mmap_rwsem for more pmd sharing synchronization
  memory_hotplug: add missing newlines to debugging output
  mm: remove __hugepage_set_anon_rmap()
  include/linux/vmstat.h: remove unused page state adjustment macro
  mm/page_alloc.c: allow error injection
  mm: migrate: drop unused argument of migrate_page_move_mapping()
  blkdev: avoid migration stalls for blkdev pages
  mm: migrate: provide buffer_migrate_page_norefs()
  mm: migrate: move migrate_page_lock_buffers()
  mm: migrate: lock buffers before migrate_page_move_mapping()
  mm: migration: factor out code to compute expected number of page references
  mm, page_alloc: enable pcpu_drain with zone capability
  kmemleak: add config to select auto scan
  mm/page_alloc.c: don't call kasan_free_pages() at deferred mem init
  ...

17 files changed, 18 insertions, 39 deletions

diff --git a/arch/sh/boards/mach-se/7206/Makefile b/arch/sh/boards/mach-se/7206/Makefile
index 5c9eaa0535b9..b40b30853ce3 100644
--- a/arch/sh/boards/mach-se/7206/Makefile
+++ b/arch/sh/boards/mach-se/7206/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the 7206 SolutionEngine specific parts of the kernel
 #
diff --git a/arch/sh/boards/mach-se/7343/Makefile b/arch/sh/boards/mach-se/7343/Makefile
index 4c3666a93790..e058661091a2 100644
--- a/arch/sh/boards/mach-se/7343/Makefile
+++ b/arch/sh/boards/mach-se/7343/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the 7343 SolutionEngine specific parts of the kernel
 #
diff --git a/arch/sh/boards/mach-se/7343/irq.c b/arch/sh/boards/mach-se/7343/irq.c
index 6129aef6db76..39a3175e72b2 100644
--- a/arch/sh/boards/mach-se/7343/irq.c
+++ b/arch/sh/boards/mach-se/7343/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Hitachi UL SolutionEngine 7343 FPGA IRQ Support.
  *
@@ -6,10 +7,6 @@
  *
  * Based on linux/arch/sh/boards/se/7343/irq.c
  * Copyright (C) 2007  Nobuhiro Iwamatsu
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
  */
 #define DRV_NAME "SE7343-FPGA"
 #define pr_fmt(fmt) DRV_NAME ": " fmt
diff --git a/arch/sh/boards/mach-se/770x/Makefile b/arch/sh/boards/mach-se/770x/Makefile
index 43ea14feef51..900d93cfb6a5 100644
--- a/arch/sh/boards/mach-se/770x/Makefile
+++ b/arch/sh/boards/mach-se/770x/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the 770x SolutionEngine specific parts of the kernel
 #
diff --git a/arch/sh/boards/mach-se/7721/Makefile b/arch/sh/boards/mach-se/7721/Makefile
index 7f09030980b3..09436f10ddf1 100644
--- a/arch/sh/boards/mach-se/7721/Makefile
+++ b/arch/sh/boards/mach-se/7721/Makefile
@@ -1 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
 obj-y	 := setup.o irq.o
diff --git a/arch/sh/boards/mach-se/7721/irq.c b/arch/sh/boards/mach-se/7721/irq.c
index d85022ea3f12..e6ef2a2655c3 100644
--- a/arch/sh/boards/mach-se/7721/irq.c
+++ b/arch/sh/boards/mach-se/7721/irq.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * linux/arch/sh/boards/se/7721/irq.c
  *
  * Copyright (C) 2008  Renesas Solutions Corp.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
  */
 #include <linux/init.h>
 #include <linux/irq.h>
diff --git a/arch/sh/boards/mach-se/7721/setup.c b/arch/sh/boards/mach-se/7721/setup.c
index a0b3dba34ebf..3af724dc4ba4 100644
--- a/arch/sh/boards/mach-se/7721/setup.c
+++ b/arch/sh/boards/mach-se/7721/setup.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * linux/arch/sh/boards/se/7721/setup.c
  *
  * Copyright (C) 2008 Renesas Solutions Corp.
  *
  * Hitachi UL SolutionEngine 7721 Support.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  */
 #include <linux/init.h>
 #include <linux/platform_device.h>
diff --git a/arch/sh/boards/mach-se/7722/Makefile b/arch/sh/boards/mach-se/7722/Makefile
index 8694373389e5..a5e89c0c6bb2 100644
--- a/arch/sh/boards/mach-se/7722/Makefile
+++ b/arch/sh/boards/mach-se/7722/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the HITACHI UL SolutionEngine 7722 specific parts of the kernel
 #
diff --git a/arch/sh/boards/mach-se/7722/irq.c b/arch/sh/boards/mach-se/7722/irq.c
index 24c74a88290c..f6e3009edd4e 100644
--- a/arch/sh/boards/mach-se/7722/irq.c
+++ b/arch/sh/boards/mach-se/7722/irq.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Hitachi UL SolutionEngine 7722 FPGA IRQ Support.
  *
  * Copyright (C) 2007  Nobuhiro Iwamatsu
  * Copyright (C) 2012  Paul Mundt
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
  */
 #define DRV_NAME "SE7722-FPGA"
 #define pr_fmt(fmt) DRV_NAME ": " fmt
diff --git a/arch/sh/boards/mach-se/7722/setup.c b/arch/sh/boards/mach-se/7722/setup.c
index e04e2bc46984..2cd4a2e84b93 100644
--- a/arch/sh/boards/mach-se/7722/setup.c
+++ b/arch/sh/boards/mach-se/7722/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * linux/arch/sh/boards/se/7722/setup.c
  *
@@ -5,11 +6,6 @@
  * Copyright (C) 2012 Paul Mundt
  *
  * Hitachi UL SolutionEngine 7722 Support.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  */
 #include <linux/init.h>
 #include <linux/platform_device.h>
diff --git a/arch/sh/boards/mach-se/7724/Makefile b/arch/sh/boards/mach-se/7724/Makefile
index a08b36830f0e..6c6112b24617 100644
--- a/arch/sh/boards/mach-se/7724/Makefile
+++ b/arch/sh/boards/mach-se/7724/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the HITACHI UL SolutionEngine 7724 specific parts of the kernel
 #
diff --git a/arch/sh/boards/mach-se/7724/irq.c b/arch/sh/boards/mach-se/7724/irq.c
index 64e681e66c57..14ce3024738f 100644
--- a/arch/sh/boards/mach-se/7724/irq.c
+++ b/arch/sh/boards/mach-se/7724/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * linux/arch/sh/boards/se/7724/irq.c
  *
@@ -9,10 +10,6 @@
  * Copyright (C) 2007  Nobuhiro Iwamatsu
  *
  * Hitachi UL SolutionEngine 7724 Support.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
  */
 #include <linux/init.h>
 #include <linux/irq.h>
diff --git a/arch/sh/boards/mach-se/7724/sdram.S b/arch/sh/boards/mach-se/7724/sdram.S
index 6fa4734d09c7..61c1fe78d71a 100644
--- a/arch/sh/boards/mach-se/7724/sdram.S
+++ b/arch/sh/boards/mach-se/7724/sdram.S
@@ -1,11 +1,8 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0
+ *
  * MS7724SE sdram self/auto-refresh setup code
  *
  *  Copyright (C) 2009 Magnus Damm
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
  */
 
 #include <linux/sys.h>
diff --git a/arch/sh/boards/mach-se/7751/Makefile b/arch/sh/boards/mach-se/7751/Makefile
index a338fd9d5039..2406d3e35352 100644
--- a/arch/sh/boards/mach-se/7751/Makefile
+++ b/arch/sh/boards/mach-se/7751/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the 7751 SolutionEngine specific parts of the kernel
 #
diff --git a/arch/sh/boards/mach-se/7780/Makefile b/arch/sh/boards/mach-se/7780/Makefile
index 6b88adae3ecc..1f6669ab1bc0 100644
--- a/arch/sh/boards/mach-se/7780/Makefile
+++ b/arch/sh/boards/mach-se/7780/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the HITACHI UL SolutionEngine 7780 specific parts of the kernel
 #
diff --git a/arch/sh/boards/mach-se/7780/irq.c b/arch/sh/boards/mach-se/7780/irq.c
index d5c9edc172a3..d427dfd711f1 100644
--- a/arch/sh/boards/mach-se/7780/irq.c
+++ b/arch/sh/boards/mach-se/7780/irq.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * linux/arch/sh/boards/se/7780/irq.c
  *
  * Copyright (C) 2006,2007  Nobuhiro Iwamatsu
  *
  * Hitachi UL SolutionEngine 7780 Support.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
  */
 #include <linux/init.h>
 #include <linux/irq.h>
diff --git a/arch/sh/boards/mach-se/7780/setup.c b/arch/sh/boards/mach-se/7780/setup.c
index ae5a1d84fdf8..309f2681381b 100644
--- a/arch/sh/boards/mach-se/7780/setup.c
+++ b/arch/sh/boards/mach-se/7780/setup.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * linux/arch/sh/boards/se/7780/setup.c
  *
  * Copyright (C) 2006,2007  Nobuhiro Iwamatsu
  *
  * Hitachi UL SolutionEngine 7780 Support.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
  */
 #include <linux/init.h>
 #include <linux/platform_device.h>