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From: Brian Gerst <brgerst@gmail.com>
To: Nikolay Borisov <nik.borisov@suse.com>
Cc: x86@kernel.org, linux-kernel@vger.kernel.org, mhocko@suse.com,
	jslaby@suse.cz
Subject: Re: [PATCH v2 4/4] x86: Disable laoding 32bit processes if ia32_disabled is true
Date: Fri, 9 Jun 2023 12:45:38 -0400	[thread overview]
Message-ID: <CAMzpN2iUfp_DFUHz30EWOKOo-81A6AhbC1dt7im4hxg8UcAvaw@mail.gmail.com> (raw)
In-Reply-To: <20230609111311.4110901-5-nik.borisov@suse.com>

On Fri, Jun 9, 2023 at 8:07 AM Nikolay Borisov <nik.borisov@suse.com> wrote:
>
> In addition to disabling 32bit syscall interface let's also disable the
> ability to load 32bit compat processes.
>
> Signed-off-by: Nikolay Borisov <nik.borisov@suse.com>

This patch needs to come beforethe patch that disables 32-bit
syscalls.  It makes no sense to be able to load a 32-bit executable
that cannot make syscalls.

Brian Gerst

  parent reply	other threads:[~2023-06-09 16:46 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-09 11:13 [PATCH v2 0/4] Make IA32_EMULATION boot time overridable Nikolay Borisov
2023-06-09 11:13 ` [PATCH v2 1/4] x86: Introduce CONFIG_IA32_EMULATION_DEFAULT_DISABLED Kconfig option Nikolay Borisov
2023-06-09 15:06   ` Thomas Gleixner
2023-06-10  2:21   ` Randy Dunlap
2023-06-09 11:13 ` [PATCH v2 2/4] x86/entry: Rename ignore_sysret and compile it unconditionally Nikolay Borisov
2023-06-09 15:08   ` Thomas Gleixner
2023-06-09 11:13 ` [PATCH v2 3/4] x86/entry: Disable IA32 syscall if ia32_disabled is true Nikolay Borisov
2023-06-09 15:22   ` Thomas Gleixner
2023-06-09 16:03     ` Nikolay Borisov
2023-06-09 16:13       ` Nikolay Borisov
2023-06-10 11:26       ` Thomas Gleixner
2023-06-09 11:13 ` [PATCH v2 4/4] x86: Disable laoding 32bit processes " Nikolay Borisov
2023-06-09 15:26   ` Thomas Gleixner
2023-06-09 16:45   ` Brian Gerst [this message]
2023-06-10 21:46 ` [PATCH v2 0/4] Make IA32_EMULATION boot time overridable David Laight
2023-06-11  8:19   ` Nikolay Borisov

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