[RFC PATCH] riscv: reduce THREAD_SIZE from 16KB to 8KB for RV64

[Andreas Schwab]

On Feb 07 2022, David Abdurachmanov wrote:

> On Sun, Feb 6, 2022 at 7:53 PM Jisheng Zhang <jszhang at kernel.org> wrote:
>>
>> After irq stack is supported, it's possible to use small THREAD_SIZE.
>> In fact, I tested this patch on a Lichee RV board, looks good so far.
>
> We went from 8K to 16K somewhere in mid-2020 on riscv64 because we
> were seeing some random crashes in various distributions (Debian,
> Fedora, OpenSUSE). Thus we matched what other popular arches do, i.e.
> 16K.

I think NFS is one of the worst offenders.  I'm running an Unleashed
with NFS root, which probably amplifies this.

-- 
Andreas Schwab, schwab at linux-m68k.org
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