linux-kernel - Re: [PATCH] exitz syscall

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Message-ID: <20231111132431.GA3717@1wt.eu>
Date:   Sat, 11 Nov 2023 14:24:31 +0100
From:   Willy Tarreau <w@....eu>
To:     York Jasper Niebuhr <yjnworkstation@...il.com>
Cc:     akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
        linux-api@...r.kernel.org, linux-security-module@...r.kernel.org,
        torvalds@...ux-foundation.org
Subject: Re: [PATCH] exitz syscall

Hello,

On Sat, Nov 11, 2023 at 01:51:26PM +0100, York Jasper Niebuhr wrote:
> Adds a system call to flag a process' resources to be cleared on
> exit (or, in the case of memory, on free). Currently, only zeroing
> memory is implemented.
(...)

IMHO it does not make sense to add a syscall for this, please have a
look at prctl(2) instead, which is already used for similar settings.

Regards,
Willy