Re: [PATCH 1/2] gpu: nova-core: gsp: retain the GSP-RM log buffers after unbind

From: John Hubbard

Date: Thu Aug 13 2026 - 15:42:51 EST


On 8/12/26 10:50 PM, Vladislav Zaharov wrote:
> On Thu Aug 13, 2026, Danilo Krummrich wrote:
>> I'd *much* rather use a kernel parameter: keep_gsp_logs, instead of
>> requiring a rebuild of the kernel.
>
> Agreed, and it makes the patch smaller: with a module parameter the cfg gating
> disappears and the code is simply always built. I used a Kconfig because of the
> "the only Kconfig needed is for retaining the GSP log buffers after driver
> unbind" remark in the earlier thread, which I took literally instead of asking.
>
> That one needs a decision, though. The Rust module parameter abstraction has no
> bool: rust/kernel/module_param.rs only instantiates param ops for i8..u64,

Yes, this seems perfectly acceptable, given that we don't have bool support yet:

keep_gsp_logs=[0|1]


thanks,
--
John Hubbard