diff mbox series

[v19,2/8] riscv/Kconfig: make direct map manipulation options depend on MMU

Message ID 20210513184734.29317-3-rppt@kernel.org
State Superseded
Headers show
Series mm: introduce memfd_secret system call to create "secret" memory areas | expand

Commit Message

Mike Rapoport May 13, 2021, 6:47 p.m. UTC
From: Mike Rapoport <rppt@linux.ibm.com>

ARCH_HAS_SET_DIRECT_MAP and ARCH_HAS_SET_MEMORY configuration options have
no meaning when CONFIG_MMU is disabled and there is no point to enable
them for the nommu case.

Add an explicit dependency on MMU for these options.

Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Reported-by: kernel test robot <lkp@intel.com>
---
 arch/riscv/Kconfig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

David Hildenbrand May 14, 2021, 8:28 a.m. UTC | #1
On 13.05.21 20:47, Mike Rapoport wrote:
> From: Mike Rapoport <rppt@linux.ibm.com>

> 

> ARCH_HAS_SET_DIRECT_MAP and ARCH_HAS_SET_MEMORY configuration options have

> no meaning when CONFIG_MMU is disabled and there is no point to enable

> them for the nommu case.

> 

> Add an explicit dependency on MMU for these options.

> 

> Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>

> Reported-by: kernel test robot <lkp@intel.com>

> ---

>   arch/riscv/Kconfig | 4 ++--

>   1 file changed, 2 insertions(+), 2 deletions(-)

> 

> diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig

> index a8ad8eb76120..c426e7d20907 100644

> --- a/arch/riscv/Kconfig

> +++ b/arch/riscv/Kconfig

> @@ -26,8 +26,8 @@ config RISCV

>   	select ARCH_HAS_KCOV

>   	select ARCH_HAS_MMIOWB

>   	select ARCH_HAS_PTE_SPECIAL

> -	select ARCH_HAS_SET_DIRECT_MAP

> -	select ARCH_HAS_SET_MEMORY

> +	select ARCH_HAS_SET_DIRECT_MAP if MMU

> +	select ARCH_HAS_SET_MEMORY if MMU

>   	select ARCH_HAS_STRICT_KERNEL_RWX if MMU && !XIP_KERNEL

>   	select ARCH_HAS_STRICT_MODULE_RWX if MMU && !XIP_KERNEL

>   	select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST

> 


Reviewed-by: David Hildenbrand <david@redhat.com>


-- 
Thanks,

David / dhildenb
diff mbox series

Patch

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index a8ad8eb76120..c426e7d20907 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -26,8 +26,8 @@  config RISCV
 	select ARCH_HAS_KCOV
 	select ARCH_HAS_MMIOWB
 	select ARCH_HAS_PTE_SPECIAL
-	select ARCH_HAS_SET_DIRECT_MAP
-	select ARCH_HAS_SET_MEMORY
+	select ARCH_HAS_SET_DIRECT_MAP if MMU
+	select ARCH_HAS_SET_MEMORY if MMU
 	select ARCH_HAS_STRICT_KERNEL_RWX if MMU && !XIP_KERNEL
 	select ARCH_HAS_STRICT_MODULE_RWX if MMU && !XIP_KERNEL
 	select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST