linux-kernel - Re: [PATCH v5 7/8] execmem: add support for cache of large ROX pages

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Message-ID: <ZwyyTetoLX7aXhGg@infradead.org>
Date: Sun, 13 Oct 2024 22:55:25 -0700
From: Christoph Hellwig <hch@...radead.org>
To: Mike Rapoport <rppt@...nel.org>
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Subject: Re: [PATCH v5 7/8] execmem: add support for cache of large ROX pages

On Sun, Oct 13, 2024 at 11:43:41AM +0300, Mike Rapoport wrote:
> > But why?  That's pretty different from our normal style of arch hooks,
> > and introduces an indirect call in a security sensitive area.
> 
> Will change to __weak hook. 

Isn't the callback required when using the large ROX page?  I.e.
shouldn't it be an unconditional callback and not a weak override?