Re: [RFC PATCH v5 0/7] mseal system mappings

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On Wed, Feb 12, 2025 at 11:24:35AM +0000, Lorenzo Stoakes wrote:
> On Wed, Feb 12, 2025 at 03:21:48AM +0000, jeffxu@xxxxxxxxxxxx wrote:
> > From: Jeff Xu <jeffxu@xxxxxxxxxxxx>
> >
> > The commit message in the first patch contains the full description of
> > this series.
> 
> Sorry to nit, but it'd be useful to reproduce in the cover letter too! But
> this obviously isn't urgent, just be nice when we un-RFC.

I advised Jeff against this because I've found it can sometimes cause
"thread splitting" in that some people reply to the cover letter, and
some people reply to the first patch, etc. I've tended to try to keep
cover letters very general, with the bulk of the prose in the first
patch.

> It'd be nice to update the documentation to have a list of 'known
> problematic userland software with sealed VDSO' so we make people aware.

I like this idea! Probably in mseal.rst, as the Kconfig help already
points there.

-Kees

-- 
Kees Cook




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