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authorChristoph Hellwig <hch@lst.de>2019-06-13 09:08:57 +0200
committerGreg Ungerer <gerg@kernel.org>2019-06-24 09:16:47 +1000
commitaef0f78e7460cd2889fe5359b26f7ad3c9555630 (patch)
tree54ddbc7ae8bd0685715a17827bcfb92a43f5d664 /arch
parent3b9777184232a9c2ded88caa5f50adb75d636325 (diff)
binfmt_flat: add a ARCH_HAS_BINFMT_FLAT option
Allow architectures to opt into ARCH_HAS_BINFMT_FLAT support instead of assuming that all nommu ports support the format. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Vladimir Murzin <vladimir.murzin@arm.com> Signed-off-by: Greg Ungerer <gerg@linux-m68k.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/c6x/Kconfig1
-rw-r--r--arch/h8300/Kconfig1
-rw-r--r--arch/m68k/Kconfig1
-rw-r--r--arch/microblaze/Kconfig1
-rw-r--r--arch/sh/Kconfig1
-rw-r--r--arch/xtensa/Kconfig1
7 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index b1b48c0bde76..695a26c68064 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -4,6 +4,7 @@ config ARM
default y
select ARCH_32BIT_OFF_T
select ARCH_CLOCKSOURCE_DATA
+ select ARCH_HAS_BINFMT_FLAT
select ARCH_HAS_DEBUG_VIRTUAL if MMU
select ARCH_HAS_DEVMEM_IS_ALLOWED
select ARCH_HAS_ELF_RANDOMIZE
diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig
index eeb0471268a0..78dfe186d708 100644
--- a/arch/c6x/Kconfig
+++ b/arch/c6x/Kconfig
@@ -7,6 +7,7 @@
config C6X
def_bool y
select ARCH_32BIT_OFF_T
+ select ARCH_HAS_BINFMT_FLAT
select ARCH_HAS_SYNC_DMA_FOR_CPU
select ARCH_HAS_SYNC_DMA_FOR_DEVICE
select CLKDEV_LOOKUP
diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig
index 7457f190caaa..ec800e9d5aad 100644
--- a/arch/h8300/Kconfig
+++ b/arch/h8300/Kconfig
@@ -2,6 +2,7 @@
config H8300
def_bool y
select ARCH_32BIT_OFF_T
+ select ARCH_HAS_BINFMT_FLAT
select BINFMT_FLAT_ARGVP_ENVP_ON_STACK
select BINFMT_FLAT_OLD_ALWAYS_RAM
select GENERIC_ATOMIC64
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index fd69ee5ad6ab..c0c43c624afa 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -3,6 +3,7 @@ config M68K
bool
default y
select ARCH_32BIT_OFF_T
+ select ARCH_HAS_BINFMT_FLAT
select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA
select ARCH_MIGHT_HAVE_PC_PARPORT if ISA
select ARCH_NO_COHERENT_DMA_MMAP if !MMU
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index f11433daab4a..d411de05b628 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -3,6 +3,7 @@ config MICROBLAZE
def_bool y
select ARCH_32BIT_OFF_T
select ARCH_NO_SWAP
+ select ARCH_HAS_BINFMT_FLAT if !MMU
select ARCH_HAS_DMA_COHERENT_TO_PFN if MMU
select ARCH_HAS_GCOV_PROFILE_ALL
select ARCH_HAS_SYNC_DMA_FOR_CPU
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index b77f512bb176..df3e6215b78c 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -1,6 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
config SUPERH
def_bool y
+ select ARCH_HAS_BINFMT_FLAT if !MMU
select ARCH_HAS_PTE_SPECIAL
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_MIGHT_HAVE_PC_PARPORT
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 6ec1b75eabc5..ebc135bda921 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -2,6 +2,7 @@
config XTENSA
def_bool y
select ARCH_32BIT_OFF_T
+ select ARCH_HAS_BINFMT_FLAT if !MMU
select ARCH_HAS_SYNC_DMA_FOR_CPU
select ARCH_HAS_SYNC_DMA_FOR_DEVICE
select ARCH_NO_COHERENT_DMA_MMAP if !MMU