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arch: remove the ARCH_PHYS_ADDR_T_64BIT config symbol

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Instead select the PHYS_ADDR_T_64BIT for 32-bit architectures that need a
64-bit phys_addr_t type directly.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: James Hogan <jhogan@kernel.org>
This commit is contained in:
Christoph Hellwig 2018-04-03 16:24:20 +02:00
parent f616ab59c2
commit d4a451d5fc
10 changed files with 15 additions and 32 deletions
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4
arch/arc/Kconfig
View File

@ -453,13 +453,11 @@ config ARC_HAS_PAE40
default n
depends on ISA_ARCV2
select HIGHMEM
select PHYS_ADDR_T_64BIT
help
Enable access to physical memory beyond 4G, only supported on
ARC cores with 40 bit Physical Addressing support
config ARCH_PHYS_ADDR_T_64BIT
def_bool ARC_HAS_PAE40
config ARCH_DMA_ADDR_T_64BIT
bool

2
arch/arm/kernel/setup.c
View File

@ -754,7 +754,7 @@ int __init arm_add_memory(u64 start, u64 size)
else
size -= aligned_start - start;
#ifndef CONFIG_ARCH_PHYS_ADDR_T_64BIT
#ifndef CONFIG_PHYS_ADDR_T_64BIT
if (aligned_start > ULONG_MAX) {
pr_crit("Ignoring memory at 0x%08llx outside 32-bit physical address space\n",
(long long)start);

4
arch/arm/mm/Kconfig
View File

@ -661,6 +661,7 @@ config ARM_LPAE
bool "Support for the Large Physical Address Extension"
depends on MMU && CPU_32v7 && !CPU_32v6 && !CPU_32v5 && \
!CPU_32v4 && !CPU_32v3
select PHYS_ADDR_T_64BIT
help
Say Y if you have an ARMv7 processor supporting the LPAE page
table format and you would like to access memory beyond the
@ -673,9 +674,6 @@ config ARM_PV_FIXUP
def_bool y
depends on ARM_LPAE && ARM_PATCH_PHYS_VIRT && ARCH_KEYSTONE
config ARCH_PHYS_ADDR_T_64BIT
def_bool ARM_LPAE
config ARCH_DMA_ADDR_T_64BIT
bool

3
arch/arm64/Kconfig
View File

@ -151,9 +151,6 @@ config ARM64
config 64BIT
def_bool y
config ARCH_PHYS_ADDR_T_64BIT
def_bool y
config MMU
def_bool y

15
arch/mips/Kconfig
View File

@ -131,7 +131,7 @@ config MIPS_GENERIC
config MIPS_ALCHEMY
bool "Alchemy processor based machines"
select ARCH_PHYS_ADDR_T_64BIT
select PHYS_ADDR_T_64BIT
select CEVT_R4K
select CSRC_R4K
select IRQ_MIPS_CPU
@ -889,7 +889,7 @@ config CAVIUM_OCTEON_SOC
bool "Cavium Networks Octeon SoC based boards"
select CEVT_R4K
select ARCH_HAS_PHYS_TO_DMA
select ARCH_PHYS_ADDR_T_64BIT
select PHYS_ADDR_T_64BIT
select DMA_COHERENT
select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_BIG_ENDIAN
@ -935,7 +935,7 @@ config NLM_XLR_BOARD
select SWAP_IO_SPACE
select SYS_SUPPORTS_32BIT_KERNEL
select SYS_SUPPORTS_64BIT_KERNEL
select ARCH_PHYS_ADDR_T_64BIT
select PHYS_ADDR_T_64BIT
select SYS_SUPPORTS_BIG_ENDIAN
select SYS_SUPPORTS_HIGHMEM
select DMA_COHERENT
@ -961,7 +961,7 @@ config NLM_XLP_BOARD
select HW_HAS_PCI
select SYS_SUPPORTS_32BIT_KERNEL
select SYS_SUPPORTS_64BIT_KERNEL
select ARCH_PHYS_ADDR_T_64BIT
select PHYS_ADDR_T_64BIT
select GPIOLIB
select SYS_SUPPORTS_BIG_ENDIAN
select SYS_SUPPORTS_LITTLE_ENDIAN
@ -1101,7 +1101,7 @@ config FW_CFE
bool
config ARCH_DMA_ADDR_T_64BIT
def_bool (HIGHMEM && ARCH_PHYS_ADDR_T_64BIT) || 64BIT
def_bool (HIGHMEM && PHYS_ADDR_T_64BIT) || 64BIT
config ARCH_SUPPORTS_UPROBES
bool
@ -1766,7 +1766,7 @@ config CPU_MIPS32_R5_XPA
depends on SYS_SUPPORTS_HIGHMEM
select XPA
select HIGHMEM
select ARCH_PHYS_ADDR_T_64BIT
select PHYS_ADDR_T_64BIT
default n
help
Choose this option if you want to enable the Extended Physical
@ -2398,9 +2398,6 @@ config SB1_PASS_2_1_WORKAROUNDS
default y
config ARCH_PHYS_ADDR_T_64BIT
bool
choice
prompt "SmartMIPS or microMIPS ASE support"

5
arch/powerpc/Kconfig
View File

@ -13,11 +13,8 @@ config 64BIT
bool
default y if PPC64
config ARCH_PHYS_ADDR_T_64BIT
def_bool PPC64 || PHYS_64BIT
config ARCH_DMA_ADDR_T_64BIT
def_bool ARCH_PHYS_ADDR_T_64BIT
def_bool PHYS_ADDR_T_64BIT
config MMU
bool

1
arch/powerpc/platforms/Kconfig.cputype
View File

@ -222,6 +222,7 @@ config PTE_64BIT
config PHYS_64BIT
bool 'Large physical address support' if E500 || PPC_86xx
depends on (44x || E500 || PPC_86xx) && !PPC_83xx && !PPC_82xx
select PHYS_ADDR_T_64BIT
---help---
This option enables kernel support for larger than 32-bit physical
addresses. This feature may not be available on all cores.

6
arch/riscv/Kconfig
View File

@ -5,6 +5,8 @@
config RISCV
def_bool y
# even on 32-bit, physical (and DMA) addresses are > 32-bits
select PHYS_ADDR_T_64BIT
select OF
select OF_EARLY_FLATTREE
select OF_IRQ
@ -38,10 +40,6 @@ config RISCV
config MMU
def_bool y
# even on 32-bit, physical (and DMA) addresses are > 32-bits
config ARCH_PHYS_ADDR_T_64BIT
def_bool y
config ZONE_DMA32
bool
default y

5
arch/x86/Kconfig
View File

@ -1451,6 +1451,7 @@ config HIGHMEM
config X86_PAE
bool "PAE (Physical Address Extension) Support"
depends on X86_32 && !HIGHMEM4G
select PHYS_ADDR_T_64BIT
select SWIOTLB
---help---
PAE is required for NX support, and furthermore enables
@ -1478,10 +1479,6 @@ config X86_5LEVEL
Say N if unsure.
config ARCH_PHYS_ADDR_T_64BIT
def_bool y
depends on X86_64 || X86_PAE
config ARCH_DMA_ADDR_T_64BIT
def_bool y
depends on X86_64 || HIGHMEM64G

2
mm/Kconfig
View File

@ -266,7 +266,7 @@ config ARCH_ENABLE_THP_MIGRATION
bool
config PHYS_ADDR_T_64BIT
def_bool 64BIT || ARCH_PHYS_ADDR_T_64BIT
def_bool 64BIT
config BOUNCE
bool "Enable bounce buffers"