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From: Borislav Petkov <bp@alien8.de>
To: Peter Jones <pjones@redhat.com>
Cc: Andy Lutomirski <luto@kernel.org>,
	Evgeniy Baskov <baskov@ispras.ru>,
	Ard Biesheuvel <ardb@kernel.org>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	Ingo Molnar <mingo@redhat.com>,
	"Peter Zijlstra (Intel)" <peterz@infradead.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Alexey Khoroshilov <khoroshilov@ispras.ru>,
	Gerd Hoffmann <kraxel@redhat.com>,
	"Limonciello, Mario" <mario.limonciello@amd.com>,
	joeyli <jlee@suse.com>,
	lvc-project@linuxtesting.org,
	the arch/x86 maintainers <x86@kernel.org>,
	linux-efi@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	linux-hardening@vger.kernel.org
Subject: Re: [PATCH v5 00/27] x86_64: Improvements at compressed kernel stage
Date: Wed, 5 Apr 2023 18:17:14 +0200	[thread overview]
Message-ID: <20230405161714.GCZC2fCg0SrV5v9LZg@fat_crate.local> (raw)
In-Reply-To: <8493680a-0bad-43de-a7a0-caa48e430139@uncooperative.org>

On Wed, Mar 15, 2023 at 01:57:33PM -0400, Peter Jones wrote:
> Currently I think the only shipping systems that implement
> NX-requirements are from Microsoft - the Surface product line and
> Windows Dev Kit - and they don't allow you to disable it at all.  Other
> vendors have produced firmware that isn't shipping yet (I *think*) that
> has it as a setting in the firmware menu, and they're looking to move to
> enabling it by default on some product lines.

I hope they realize that they must leave the off switch in the BIOS for
older kernels...

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

  reply	other threads:[~2023-04-05 16:18 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-14 10:13 [PATCH v5 00/27] x86_64: Improvements at compressed kernel stage Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 01/27] x86/boot: Align vmlinuz sections on page size Evgeniy Baskov
2023-04-05 17:13   ` Borislav Petkov
2023-04-08 15:03     ` Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 02/27] x86/build: Remove RWX sections and align on 4KB Evgeniy Baskov
2023-04-05 17:40   ` Borislav Petkov
2023-04-06 11:42     ` Gerd Hoffmann
2023-04-08 15:05     ` Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 03/27] x86/boot: Set cr0 to known state in trampoline Evgeniy Baskov
2023-04-05 17:54   ` Borislav Petkov
2023-04-08 15:09     ` Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 04/27] x86/boot: Increase boot page table size Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 05/27] x86/boot: Support 4KB pages for identity mapping Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 06/27] x86/boot: Setup memory protection for bzImage code Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 07/27] x86/build: Check W^X of vmlinux during build Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 08/27] x86/boot: Map memory explicitly Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 09/27] x86/boot: Remove mapping from page fault handler Evgeniy Baskov
2023-03-14 20:33   ` Andy Lutomirski
2023-03-15 13:25     ` Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 10/27] efi/libstub: Move helper function to related file Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 11/27] x86/boot: Make console interface more abstract Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 12/27] x86/boot: Make kernel_add_identity_map() a pointer Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 13/27] x86/boot: Split trampoline and pt init code Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 14/27] x86/boot: Add EFI kernel extraction interface Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 15/27] efi/x86: Support extracting kernel from libstub Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 16/27] x86/boot: Reduce lower limit of physical KASLR Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 17/27] x86: decompressor: Remove the 'bugger off' message Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 18/27] tools/include: Add simplified version of pe.h Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 19/27] x86/build: Cleanup tools/build.c Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 20/27] efi: x86: Use private copy of struct setup_header Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 21/27] x86/build: Add SETUP_HEADER_OFFSET constant Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 22/27] x86/build: set type_of_loader for EFISTUB Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 23/27] efi/libstub: Don't set ramdisk_image/ramdisk_size Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 24/27] x86/build: Make generated PE more spec compliant Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 25/27] efi/libstub: Use memory attribute protocol Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 26/27] efi/libstub: make memory protection warnings include newlines Evgeniy Baskov
2023-03-14 10:13 ` [PATCH v5 27/27] efi/x86: don't try to set page attributes on 0-sized regions Evgeniy Baskov
2023-03-14 21:23 ` [PATCH v5 00/27] x86_64: Improvements at compressed kernel stage Andy Lutomirski
2023-03-14 23:20   ` Andy Lutomirski
2023-03-15  9:04     ` Gerd Hoffmann
2023-03-15 17:57     ` Peter Jones
2023-04-05 16:17       ` Borislav Petkov [this message]
2023-03-15 13:25   ` Evgeniy Baskov

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