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>

7 files changed, 6 insertions, 7 deletions

diff --git a/arch/parisc/include/asm/io.h b/arch/parisc/include/asm/io.h
index cab8f64ca4a2..116effe26143 100644
--- a/arch/parisc/include/asm/io.h
+++ b/arch/parisc/include/asm/io.h
@@ -3,7 +3,7 @@
 #define _ASM_IO_H
 
 #include <linux/types.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 
 #define virt_to_phys(a) ((unsigned long)__pa(a))
 #define phys_to_virt(a) __va(a)
diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h
index cd7df48dc874..0b98af5fbebe 100644
--- a/arch/parisc/include/asm/pgtable.h
+++ b/arch/parisc/include/asm/pgtable.h
@@ -571,6 +571,5 @@ extern void arch_report_meminfo(struct seq_file *m);
 #define __HAVE_ARCH_PTEP_GET_AND_CLEAR
 #define __HAVE_ARCH_PTEP_SET_WRPROTECT
 #define __HAVE_ARCH_PTE_SAME
-#include <asm-generic/pgtable.h>
 
 #endif /* _PARISC_PGTABLE_H */
diff --git a/arch/parisc/kernel/asm-offsets.c b/arch/parisc/kernel/asm-offsets.c
index aa79d35dedfa..e57b86009166 100644
--- a/arch/parisc/kernel/asm-offsets.c
+++ b/arch/parisc/kernel/asm-offsets.c
@@ -21,7 +21,7 @@
 #include <linux/hardirq.h>
 #include <linux/kbuild.h>
 
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 #include <asm/ptrace.h>
 #include <asm/processor.h>
 #include <asm/pdc.h>
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S
index 9a03e29c8733..b77cf5993de3 100644
--- a/arch/parisc/kernel/entry.S
+++ b/arch/parisc/kernel/entry.S
@@ -19,7 +19,7 @@
 #include <asm/psw.h>
 #include <asm/cache.h>		/* for L1_CACHE_SHIFT */
 #include <asm/assembly.h>	/* for LDREG/STREG defines */
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 #include <asm/signal.h>
 #include <asm/unistd.h>
 #include <asm/ldcw.h>
diff --git a/arch/parisc/kernel/head.S b/arch/parisc/kernel/head.S
index 951a339369dd..ad333e8b7677 100644
--- a/arch/parisc/kernel/head.S
+++ b/arch/parisc/kernel/head.S
@@ -17,7 +17,7 @@
 #include <asm/pdc.h>
 	
 #include <asm/assembly.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 
 #include <linux/linkage.h>
 #include <linux/init.h>
diff --git a/arch/parisc/kernel/pacache.S b/arch/parisc/kernel/pacache.S
index fa092ed1e837..80c8c6103ce0 100644
--- a/arch/parisc/kernel/pacache.S
+++ b/arch/parisc/kernel/pacache.S
@@ -21,7 +21,7 @@
 
 #include <asm/psw.h>
 #include <asm/assembly.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 #include <asm/cache.h>
 #include <asm/ldcw.h>
 #include <asm/alternative.h>
diff --git a/arch/parisc/kernel/pdt.c b/arch/parisc/kernel/pdt.c
index 749c4579db0d..bdfe445c0ff3 100644
--- a/arch/parisc/kernel/pdt.c
+++ b/arch/parisc/kernel/pdt.c
@@ -21,7 +21,7 @@
 #include <asm/pdc.h>
 #include <asm/pdcpat.h>
 #include <asm/sections.h>
-#include <asm/pgtable.h>
+#include <linux/pgtable.h>
 
 enum pdt_access_type {
 	PDT_NONE,