GNU bug report logs - #73318
31.0.50; with-native-compilation=aot breaks exec -a emacs

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From: Ship Mints <shipmints <at> gmail.com>
To: Po Lu <luangruo <at> yahoo.com>
Cc: Spencer Baugh <sbaugh <at> janestreet.com>, Eli Zaretskii <eliz <at> gnu.org>, acorallo <at> gnu.org, larsi <at> gnus.org, 73318 <at> debbugs.gnu.org
Subject: bug#73318: 31.0.50; with-native-compilation=aot breaks exec -a emacs
Date: Thu, 19 Sep 2024 08:54:08 -0400

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Even if you umount /proc, it will remain until active process references to
/proc nodes are closed. If one tries umount /proc outside of a shutdown
sequence, Emacs is the least of her worries. This is not a practical
deterrent.

On Wed, Sep 18, 2024 at 11:09 PM Po Lu <luangruo <at> yahoo.com> wrote:

> Eli Zaretskii <eliz <at> gnu.org> writes:
>
> > And I will see your humility and raise ya.  Please describe your ideas
> > for the patch before actually writing the code.  Because there's more
> > here than meets the eye.  Some issues the related code needs to
> > handle:
> >
> >   . what if /proc/self/exe is unreadable? AFAIK, on some systems you
> >     need special privileges to follow its symlink
>
> Above all, /proc is liable simply to be unmounted.
>

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