From: Laurent Dufour <ldufour@linux.vnet.ibm.com>
To: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linuxppc-dev@lists.ozlabs.org, x86@kernel.org,
linux-doc@vger.kernel.org, linux-snps-arc@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org,
linux-sh@vger.kernel.org, sparclinux@vger.kernel.org,
Jerome Glisse <jglisse@redhat.com>,
mhocko@kernel.org, aneesh.kumar@linux.vnet.ibm.com,
akpm@linux-foundation.org, mpe@ellerman.id.au,
benh@kernel.crashing.org, paulus@samba.org,
Jonathan Corbet <corbet@lwn.net>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
Yoshinori Sato <ysato@users.sourceforge.jp>,
Rich Felker <dalias@libc.org>,
"David S . Miller" <davem@davemloft.net>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
Vineet Gupta <vgupta@synopsys.com>,
Palmer Dabbelt <palmer@sifive.com>, Albert Ou <albert@sifive.com>,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>
Subject: [PATCH 3/3] mm: remove __HAVE_ARCH_PTE_SPECIAL
Date: Mon, 9 Apr 2018 15:57:09 +0200 [thread overview]
Message-ID: <1523282229-20731-4-git-send-email-ldufour@linux.vnet.ibm.com> (raw)
In-Reply-To: <1523282229-20731-1-git-send-email-ldufour@linux.vnet.ibm.com>
It is now replaced by Kconfig variable CONFIG_ARCH_HAS_PTE_SPECIAL.
Signed-off-by: Laurent Dufour <ldufour@linux.vnet.ibm.com>
---
arch/arc/include/asm/pgtable.h | 2 --
arch/arm/include/asm/pgtable-3level.h | 1 -
arch/arm64/include/asm/pgtable.h | 2 --
arch/powerpc/include/asm/book3s/64/pgtable.h | 3 ---
arch/powerpc/include/asm/pte-common.h | 3 ---
arch/s390/include/asm/pgtable.h | 1 -
arch/sh/include/asm/pgtable.h | 2 --
arch/sparc/include/asm/pgtable_64.h | 3 ---
arch/x86/include/asm/pgtable_types.h | 1 -
9 files changed, 18 deletions(-)
diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h
index 08fe33830d4b..8ec5599a0957 100644
--- a/arch/arc/include/asm/pgtable.h
+++ b/arch/arc/include/asm/pgtable.h
@@ -320,8 +320,6 @@ PTE_BIT_FUNC(mkexec, |= (_PAGE_EXECUTE));
PTE_BIT_FUNC(mkspecial, |= (_PAGE_SPECIAL));
PTE_BIT_FUNC(mkhuge, |= (_PAGE_HW_SZ));
-#define __HAVE_ARCH_PTE_SPECIAL
-
static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
{
return __pte((pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot));
diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h
index 2a4836087358..6d50a11d7793 100644
--- a/arch/arm/include/asm/pgtable-3level.h
+++ b/arch/arm/include/asm/pgtable-3level.h
@@ -219,7 +219,6 @@ static inline pte_t pte_mkspecial(pte_t pte)
pte_val(pte) |= L_PTE_SPECIAL;
return pte;
}
-#define __HAVE_ARCH_PTE_SPECIAL
#define pmd_write(pmd) (pmd_isclear((pmd), L_PMD_SECT_RDONLY))
#define pmd_dirty(pmd) (pmd_isset((pmd), L_PMD_SECT_DIRTY))
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index 7e2c27e63cd8..b96c8a186908 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -306,8 +306,6 @@ static inline int pte_same(pte_t pte_a, pte_t pte_b)
#define HPAGE_MASK (~(HPAGE_SIZE - 1))
#define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
-#define __HAVE_ARCH_PTE_SPECIAL
-
static inline pte_t pgd_pte(pgd_t pgd)
{
return __pte(pgd_val(pgd));
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index a6b9f1d74600..f12d148eccbe 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -338,9 +338,6 @@ extern unsigned long pci_io_base;
/* Advertise special mapping type for AGP */
#define HAVE_PAGE_AGP
-/* Advertise support for _PAGE_SPECIAL */
-#define __HAVE_ARCH_PTE_SPECIAL
-
#ifndef __ASSEMBLY__
/*
diff --git a/arch/powerpc/include/asm/pte-common.h b/arch/powerpc/include/asm/pte-common.h
index c4a72c7a8c83..03dfddb1f49a 100644
--- a/arch/powerpc/include/asm/pte-common.h
+++ b/arch/powerpc/include/asm/pte-common.h
@@ -216,9 +216,6 @@ static inline bool pte_user(pte_t pte)
#define PAGE_AGP (PAGE_KERNEL_NC)
#define HAVE_PAGE_AGP
-/* Advertise support for _PAGE_SPECIAL */
-#define __HAVE_ARCH_PTE_SPECIAL
-
#ifndef _PAGE_READ
/* if not defined, we should not find _PAGE_WRITE too */
#define _PAGE_READ 0
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 2d24d33bf188..9809694e1389 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -171,7 +171,6 @@ static inline int is_module_addr(void *addr)
#define _PAGE_WRITE 0x020 /* SW pte write bit */
#define _PAGE_SPECIAL 0x040 /* SW associated with special page */
#define _PAGE_UNUSED 0x080 /* SW bit for pgste usage state */
-#define __HAVE_ARCH_PTE_SPECIAL
#ifdef CONFIG_MEM_SOFT_DIRTY
#define _PAGE_SOFT_DIRTY 0x002 /* SW pte soft dirty bit */
diff --git a/arch/sh/include/asm/pgtable.h b/arch/sh/include/asm/pgtable.h
index 89c513a982fc..f6abfe2bca93 100644
--- a/arch/sh/include/asm/pgtable.h
+++ b/arch/sh/include/asm/pgtable.h
@@ -156,8 +156,6 @@ extern void page_table_range_init(unsigned long start, unsigned long end,
#define HAVE_ARCH_UNMAPPED_AREA
#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN
-#define __HAVE_ARCH_PTE_SPECIAL
-
#include <asm-generic/pgtable.h>
#endif /* __ASM_SH_PGTABLE_H */
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index 44d6ac47e035..1393a8ac596b 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -117,9 +117,6 @@ bool kern_addr_valid(unsigned long addr);
#define _PAGE_PMD_HUGE _AC(0x0100000000000000,UL) /* Huge page */
#define _PAGE_PUD_HUGE _PAGE_PMD_HUGE
-/* Advertise support for _PAGE_SPECIAL */
-#define __HAVE_ARCH_PTE_SPECIAL
-
/* SUN4U pte bits... */
#define _PAGE_SZ4MB_4U _AC(0x6000000000000000,UL) /* 4MB Page */
#define _PAGE_SZ512K_4U _AC(0x4000000000000000,UL) /* 512K Page */
diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index acfe755562a6..3e195728d7d1 100644
--- a/arch/x86/include/asm/pgtable_types.h
+++ b/arch/x86/include/asm/pgtable_types.h
@@ -65,7 +65,6 @@
#define _PAGE_PKEY_BIT2 (_AT(pteval_t, 0))
#define _PAGE_PKEY_BIT3 (_AT(pteval_t, 0))
#endif
-#define __HAVE_ARCH_PTE_SPECIAL
#define _PAGE_PKEY_MASK (_PAGE_PKEY_BIT0 | \
_PAGE_PKEY_BIT1 | \
--
2.7.4
next prev parent reply other threads:[~2018-04-09 13:57 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-09 13:57 [PATCH 0/3] move __HAVE_ARCH_PTE_SPECIAL in Kconfig Laurent Dufour
2018-04-09 13:57 ` [PATCH 1/3] mm: introduce ARCH_HAS_PTE_SPECIAL Laurent Dufour
2018-04-09 13:57 ` [PATCH 2/3] mm: replace __HAVE_ARCH_PTE_SPECIAL Laurent Dufour
2018-04-09 17:57 ` Christoph Hellwig
2018-04-09 20:08 ` David Rientjes
2018-04-10 15:10 ` Laurent Dufour
2018-04-09 13:57 ` Laurent Dufour [this message]
2018-04-09 14:07 ` [PATCH 0/3] move __HAVE_ARCH_PTE_SPECIAL in Kconfig Michal Hocko
2018-04-09 14:53 ` Jerome Glisse
2018-04-09 16:03 ` Vineet Gupta
2018-04-09 16:17 ` Laurent Dufour
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