Messages in this thread |  | | Subject | Re: [PATCH] riscv: Enable ELF-ASLR for riscv | From | Alex Ghiti <> | Date | Thu, 9 Jul 2020 01:32:06 -0400 |
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Hi Guo,
Le 7/9/20 à 12:38 AM, guoren@kernel.org a écrit : > From: Guo Ren <guoren@linux.alibaba.com> > > Let riscv enable randomizes the stack, heap and binary images of > ELF binaries. Seems it's ok at all after qemu & chip test and > there is no founded side effect. > > So just simply select ARCH_HAS_ELF_RANDOMIZE :) > > Signed-off-by: Guo Ren <guoren@linux.alibaba.com> > Cc: Palmer Dabbelt <palmerdabbelt@google.com> > Cc: Paul Walmsley <paul.walmsley@sifive.com> > Cc: Zong Li <zong.li@sifive.com> > Cc: Greentime Hu <green.hu@gmail.com> > --- > arch/riscv/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig > index 91bfc6c..eed6647 100644 > --- a/arch/riscv/Kconfig > +++ b/arch/riscv/Kconfig > @@ -20,6 +20,7 @@ config RISCV > select ARCH_HAS_GIGANTIC_PAGE > select ARCH_HAS_MMIOWB > select ARCH_HAS_PTE_SPECIAL > + select ARCH_HAS_ELF_RANDOMIZE > select ARCH_HAS_SET_DIRECT_MAP > select ARCH_HAS_SET_MEMORY > select ARCH_HAS_STRICT_KERNEL_RWX if MMU >
Actually it is already the case: ARCH_HAS_ELF_RANDOMIZE is already selected by ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT.
Thanks,
Alex
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