Re: [PATCH v4 3/3] x86: Align output sections for UEFI CA memory mitigation requirements

[Frediano Ziglio <frediano.ziglio@xxxxxxxxx>]

On Tue, Sep 24, 2024 at 1:17 PM Jan Beulich <jbeulich@xxxxxxxx> wrote:
>
> On 24.09.2024 13:09, Jan Beulich wrote:
> > On 24.09.2024 12:22, Frediano Ziglio wrote:
> >> 4- .rodata for some reason is not marked as READONLY, even on ELF you
> >> get the same issue.
> >
> > I can confirm this oddity, without having an explanation. It must be
> > one of the inputs; I've checked that prelink.o's .rodata is r/o. So it
> > can only be some other constituent.
>
> That's from .data.ro_after_init and .data.rel.ro*.
>
> Jan

That makes sense.
On a similar note, what about .text? I mean, all sections are READONLY
(or at least from mapfile) but .text is not marked as READONLY.

Frediano