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kconfig: include kernel/Kconfig.preempt from init/Kconfig

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Almost all architectures include it.  Add a ARCH_NO_PREEMPT symbol to
disable preempt support for alpha, hexagon, non-coldfire m68k and
user mode Linux.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Christoph Hellwig
2018-07-31 13:39:32 +02:00
committed by Masahiro Yamada
parent 06ec64b84c
commit 87a4c37599
28 changed files with 11 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/Kconfig
+3
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@@ -881,6 +881,9 @@ config COMPAT_32BIT_TIME
config ARCH_NO_COHERENT_DMA_MMAP
bool
config ARCH_NO_PREEMPT
bool
config CPU_NO_EFFICIENT_FFS
def_bool n
arch/alpha/Kconfig
+1
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@@ -4,6 +4,7 @@ config ALPHA
default y
select ARCH_MIGHT_HAVE_PC_PARPORT
select ARCH_MIGHT_HAVE_PC_SERIO
select ARCH_NO_PREEMPT
select ARCH_USE_CMPXCHG_LOCKREF
select HAVE_AOUT
select HAVE_IDE
arch/arc/Kconfig
-2
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@@ -545,8 +545,6 @@ config ARC_BUILTIN_DTB_NAME
Set the name of the DTB to embed in the vmlinux binary
Leaving it blank selects the minimal "skeleton" dtb
source "kernel/Kconfig.preempt"
endmenu # "ARC Architecture Configuration"
config FORCE_MAX_ZONEORDER
arch/arm/Kconfig
-2
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@@ -1481,8 +1481,6 @@ config ARCH_NR_GPIO
If unsure, leave the default value.
source kernel/Kconfig.preempt
config HZ_FIXED
int
default 200 if ARCH_EBSA110
arch/arm64/Kconfig
-1
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@@ -752,7 +752,6 @@ config HOLES_IN_ZONE
def_bool y
depends on NUMA
source kernel/Kconfig.preempt
source kernel/Kconfig.hz
config ARCH_SUPPORTS_DEBUG_PAGEALLOC
arch/c6x/Kconfig
-2
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@@ -110,8 +110,6 @@ config KERNEL_RAM_BASE_ADDRESS
default 0xe0000000 if SOC_TMS320C6472
default 0x80000000
source "kernel/Kconfig.preempt"
source "kernel/Kconfig.hz"
endmenu
arch/h8300/Kconfig
-6
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@@ -49,9 +49,3 @@ config NR_CPUS
default 1
source "arch/h8300/Kconfig.cpu"
menu "Kernel Features"
source "kernel/Kconfig.preempt"
endmenu
arch/hexagon/Kconfig
+1
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@@ -4,6 +4,7 @@ comment "Linux Kernel Configuration for Hexagon"
config HEXAGON
def_bool y
select ARCH_NO_PREEMPT
select HAVE_OPROFILE
# Other pending projects/to-do items.
# select HAVE_REGS_AND_STACK_ACCESS_API
arch/ia64/Kconfig
-2
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@@ -364,8 +364,6 @@ config FORCE_CPEI_RETARGET
This option it useful to enable this feature on older BIOS's as well.
You can also enable this by using boot command line option force_cpei=1.
source "kernel/Kconfig.preempt"
config ARCH_SELECT_MEMORY_MODEL
def_bool y
arch/m68k/Kconfig
+1 -4
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@@ -4,6 +4,7 @@ config M68K
default y
select ARCH_MIGHT_HAVE_PC_PARPORT if ISA
select ARCH_NO_COHERENT_DMA_MMAP if !MMU
select ARCH_NO_PREEMPT if !COLDFIRE
select HAVE_IDE
select HAVE_AOUT if MMU
select HAVE_DEBUG_BUGVERBOSE
@@ -129,10 +130,6 @@ endmenu
menu "Kernel Features"
if COLDFIRE
source "kernel/Kconfig.preempt"
endif
endmenu
if !MMU
arch/microblaze/Kconfig
-2
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@@ -87,8 +87,6 @@ source "arch/microblaze/Kconfig.platform"
menu "Processor type and features"
source "kernel/Kconfig.preempt"
source "kernel/Kconfig.hz"
config MMU
arch/mips/Kconfig
-2
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@@ -2818,8 +2818,6 @@ config HZ
config SCHED_HRTICK
def_bool HIGH_RES_TIMERS
source "kernel/Kconfig.preempt"
config KEXEC
bool "Kexec system call"
select KEXEC_CORE
arch/nds32/Kconfig
-1
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@@ -88,6 +88,5 @@ config NDS32_BUILTIN_DTB
endmenu
menu "Kernel Features"
source "kernel/Kconfig.preempt"
source "kernel/Kconfig.hz"
endmenu
arch/nios2/Kconfig
-2
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@@ -47,8 +47,6 @@ config TRACE_IRQFLAGS_SUPPORT
menu "Kernel features"
source "kernel/Kconfig.preempt"
source "kernel/Kconfig.hz"
config FORCE_MAX_ZONEORDER
arch/openrisc/Kconfig
-1
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@@ -143,7 +143,6 @@ config SMP
If you don't know what to do here, say N.
source kernel/Kconfig.hz
source kernel/Kconfig.preempt
config OPENRISC_NO_SPR_SR_DSX
bool "use SPR_SR_DSX software emulation" if OR1K_1200
arch/parisc/Kconfig
-1
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@@ -323,7 +323,6 @@ config NODES_SHIFT
default "3"
depends on NEED_MULTIPLE_NODES
source "kernel/Kconfig.preempt"
source "kernel/Kconfig.hz"
config COMPAT
arch/powerpc/Kconfig
-1
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@@ -393,7 +393,6 @@ config HIGHMEM
depends on PPC32
source kernel/Kconfig.hz
source kernel/Kconfig.preempt
config HUGETLB_PAGE_SIZE_VARIABLE
bool
arch/riscv/Kconfig
-2
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@@ -212,8 +212,6 @@ endmenu
menu "Kernel type"
source "kernel/Kconfig.preempt"
source "kernel/Kconfig.hz"
endmenu
arch/s390/Kconfig
-2
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@@ -511,8 +511,6 @@ config SCHED_TOPOLOGY
making when dealing with machines that have multi-threading,
multiple cores or multiple books.
source kernel/Kconfig.preempt
source kernel/Kconfig.hz
config KEXEC
arch/sh/Kconfig
-2
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@@ -709,8 +709,6 @@ config HOTPLUG_CPU
Say Y here to experiment with turning CPUs off and on. CPUs
can be controlled through /sys/devices/system/cpu.
source "kernel/Kconfig.preempt"
config GUSA
def_bool y
depends on !SMP && SUPERH32

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