netdev - Re: [RFC PATCH 0/3] RV64G eBPF JIT

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Date:   Sun, 27 Jan 2019 13:28:51 +0100
From:   Björn Töpel <bjorn.topel@...il.com>
To:     Paul Walmsley <paul.walmsley@...ive.com>
Cc:     linux-riscv@...ts.infradead.org,
        Palmer Dabbelt <palmer@...ive.com>, davidlee@...ive.com,
        Daniel Borkmann <daniel@...earbox.net>,
        Netdev <netdev@...r.kernel.org>
Subject: Re: [RFC PATCH 0/3] RV64G eBPF JIT

Den fre 25 jan. 2019 kl 20:54 skrev Paul Walmsley <paul.walmsley@...ive.com>:
>
> Hi,
>
> thanks for taking a shot at the eBPF JIT; this will be very useful.
>
> On Tue, 15 Jan 2019, Björn Töpel wrote:
>
> > * I've added "HAVE_EFFICIENT_UNALIGNED_ACCESS" to
> >   arch/riscv/Kconfig. Is this assumption correct?
>
> From a hardware point of view, this is not the case on the Linux-capable
> RISC-V ASICs that the public can buy right now (to the best of my
> knowledge this is only the SiFive FU540).
>
> So I'd recommend not including this for now.
>

Got it! Thanks for clearing that up for me!

Hopefully, I'll find some time the coming week to get a v2 out with
tail-call support and most comments addressed.


Cheers,
Björn


>
> - Paul