mm: introduce include/linux/pgtable.h

The include/linux/pgtable.h is going to be the home of generic page table
manipulation functions.

Start with moving asm-generic/pgtable.h to include/linux/pgtable.h and
make the latter include asm/pgtable.h.

Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Cain <bcain@codeaurora.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Chris Zankel <chris@zankel.net>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Greentime Hu <green.hu@gmail.com>
Cc: Greg Ungerer <gerg@linux-m68k.org>
Cc: Guan Xuetao <gxt@pku.edu.cn>
Cc: Guo Ren <guoren@kernel.org>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Helge Deller <deller@gmx.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Ley Foon Tan <ley.foon.tan@intel.com>
Cc: Mark Salter <msalter@redhat.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Michal Simek <monstr@monstr.eu>
Cc: Nick Hu <nickhu@andestech.com>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Rich Felker <dalias@libc.org>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Stafford Horne <shorne@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Vincent Chen <deanbo422@gmail.com>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: Will Deacon <will@kernel.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Link: http://lkml.kernel.org/r/20200514170327.31389-3-rppt@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

6 files changed, 8 insertions, 8 deletions

diff --git a/mm/init-mm.c b/mm/init-mm.c
index 19603302a77f..71eabeca33ef 100644
--- a/mm/init-mm.c
+++ b/mm/init-mm.c
@@ -9,7 +9,7 @@
 
 #include <linux/atomic.h>
 #include <linux/user_namespace.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 #include <asm/mmu.h>
 
 #ifndef INIT_MM_CONTEXT
diff --git a/mm/mincore.c b/mm/mincore.c
index 0e6dd9948f1a..edbcf3d54e4e 100644
--- a/mm/mincore.c
+++ b/mm/mincore.c
@@ -19,7 +19,7 @@
 #include <linux/hugetlb.h>
 
 #include <linux/uaccess.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 
 static int mincore_hugetlb(pte_t *pte, unsigned long hmask, unsigned long addr,
 			unsigned long end, struct mm_walk *walk)
diff --git a/mm/mprotect.c b/mm/mprotect.c
index 494192ca954b..1eeb7b3cedf0 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -28,7 +28,7 @@
 #include <linux/ksm.h>
 #include <linux/uaccess.h>
 #include <linux/mm_inline.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 #include <asm/cacheflush.h>
 #include <asm/mmu_context.h>
 #include <asm/tlbflush.h>
diff --git a/mm/page_reporting.h b/mm/page_reporting.h
index aa6d37f4dc22..2c385dd4ddbd 100644
--- a/mm/page_reporting.h
+++ b/mm/page_reporting.h
@@ -7,7 +7,7 @@
 #include <linux/page-isolation.h>
 #include <linux/jump_label.h>
 #include <linux/slab.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 #include <linux/scatterlist.h>
 
 #define PAGE_REPORTING_MIN_ORDER	pageblock_order
diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c
index d18f0e1b6792..9578db83e312 100644
--- a/mm/pgtable-generic.c
+++ b/mm/pgtable-generic.c
@@ -2,15 +2,15 @@
 /*
  *  mm/pgtable-generic.c
  *
- *  Generic pgtable methods declared in asm-generic/pgtable.h
+ *  Generic pgtable methods declared in linux/pgtable.h
  *
  *  Copyright (C) 2010  Linus Torvalds
  */
 
 #include <linux/pagemap.h>
 #include <linux/hugetlb.h>
+#include <linux/pgtable.h>
 #include <asm/tlb.h>
-#include <asm-generic/pgtable.h>
 
 /*
  * If a p?d_bad entry is found while walking page tables, report
@@ -53,7 +53,7 @@ void pmd_clear_bad(pmd_t *pmd)
 
 #ifndef __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS
 /*
- * Only sets the access flags (dirty, accessed), as well as write 
+ * Only sets the access flags (dirty, accessed), as well as write
  * permission. Furthermore, we know it always gets set to a "more
  * permissive" setting, which allows most architectures to optimize
  * this. We return whether the PTE actually changed, which in turn
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index f6dc0673e62c..7790cd6a4df2 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -40,7 +40,7 @@
 #include <linux/string.h>
 #include <linux/slab.h>
 #include <asm/tlbflush.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 #include <linux/cpumask.h>
 #include <linux/cpu.h>
 #include <linux/vmalloc.h>