Re: armv8 does not respect personality ADDR_LIMIT_3GB
Greetings!
Fair enough, but *Debian* ships a given compiled kernel fixing this
parameter, no? That is the target for the distribution and
apps/packages. Users compiling their own kernel can expect
incompatibilities.
Take care,
Adrian Bunk <bunk@debian.org> writes:
> On Tue, Oct 05, 2021 at 01:37:49PM -0400, Camm Maguire wrote:
>>...
>> To me it seems that the 64bit kernel, if it
>> offers a compatibility mode, should match whatever the contemporaneous
>> 32bit kernel behavior is, making this a bug in the compatibility mode.
>>...
>
> You are expecting compatibility with something that is changable even
> in 32bit kernels.
>
> For both 32bit x86 and 32bit arm, the amount of address space provided
> to userspace is a compile option for the kernel:
> https://sources.debian.org/src/linux/5.14.9-2/arch/arm/Kconfig/#L1250
> https://sources.debian.org/src/linux/5.14.9-2/arch/x86/Kconfig/#L1412
>
> cu
> Adrian
>
>
>
--
Camm Maguire camm@maguirefamily.org
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"The earth is but one country, and mankind its citizens." -- Baha'u'llah
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