Messages in this thread | | | From | Guo Ren <> | Date | Mon, 31 Jan 2022 21:50:58 +0800 | Subject | Re: [PATCH V4 16/17] riscv: compat: Add COMPAT Kbuild skeletal support |
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On Mon, Jan 31, 2022 at 8:26 PM Christoph Hellwig <hch@infradead.org> wrote: > > Given that most rv64 implementations can't run in rv32 mode, what is the > failure mode if someone tries it with the compat mode enabled? A static linked simple hello_world could still run on a non-compat support hardware. But most rv32 apps would meet different userspace segment faults.
Current code would let the machine try the rv32 apps without detecting whether hw support or not.
-- Best Regards Guo Ren
ML: https://lore.kernel.org/linux-csky/
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