[v5,5/5] powerpc/configs: Enable STRICT_MODULE_RWX in skiroot_defconfig
diff mbox series

Message ID 20191030073111.140493-6-ruscur@russell.cc
State New
Headers show
Series
  • Implement STRICT_MODULE_RWX for powerpc
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Commit Message

Russell Currey Oct. 30, 2019, 7:31 a.m. UTC
skiroot_defconfig is the only powerpc defconfig with STRICT_KERNEL_RWX
enabled, and if you want memory protection for kernel text you'd want it
for modules too, so enable STRICT_MODULE_RWX there.

Signed-off-by: Russell Currey <ruscur@russell.cc>
---
 arch/powerpc/configs/skiroot_defconfig | 1 +
 1 file changed, 1 insertion(+)

Comments

Joel Stanley Oct. 31, 2019, 12:05 a.m. UTC | #1
On Wed, 30 Oct 2019 at 07:31, Russell Currey <ruscur@russell.cc> wrote:
>
> skiroot_defconfig is the only powerpc defconfig with STRICT_KERNEL_RWX
> enabled, and if you want memory protection for kernel text you'd want it
> for modules too, so enable STRICT_MODULE_RWX there.
>
> Signed-off-by: Russell Currey <ruscur@russell.cc>

Acked-by: Joel Stanley <joel@jms.id.au>

> ---
>  arch/powerpc/configs/skiroot_defconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/powerpc/configs/skiroot_defconfig b/arch/powerpc/configs/skiroot_defconfig
> index 1253482a67c0..719d899081b3 100644
> --- a/arch/powerpc/configs/skiroot_defconfig
> +++ b/arch/powerpc/configs/skiroot_defconfig
> @@ -31,6 +31,7 @@ CONFIG_PERF_EVENTS=y
>  CONFIG_SLAB_FREELIST_HARDENED=y
>  CONFIG_JUMP_LABEL=y
>  CONFIG_STRICT_KERNEL_RWX=y
> +CONFIG_STRICT_MODULE_RWX=y
>  CONFIG_MODULES=y
>  CONFIG_MODULE_UNLOAD=y
>  CONFIG_MODULE_SIG=y
> --
> 2.23.0
>

Patch
diff mbox series

diff --git a/arch/powerpc/configs/skiroot_defconfig b/arch/powerpc/configs/skiroot_defconfig
index 1253482a67c0..719d899081b3 100644
--- a/arch/powerpc/configs/skiroot_defconfig
+++ b/arch/powerpc/configs/skiroot_defconfig
@@ -31,6 +31,7 @@  CONFIG_PERF_EVENTS=y
 CONFIG_SLAB_FREELIST_HARDENED=y
 CONFIG_JUMP_LABEL=y
 CONFIG_STRICT_KERNEL_RWX=y
+CONFIG_STRICT_MODULE_RWX=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_MODULE_SIG=y