From: Coiby Xu <coxu@redhat.com>
To: Ard Biesheuvel <ardb@kernel.org>, Mimi Zohar <zohar@linux.ibm.com>
Cc: Dave Hansen <dave.hansen@intel.com>,
linux-integrity@vger.kernel.org,
Heiko Carstens <hca@linux.ibm.com>,
Roberto Sassu <roberto.sassu@huaweicloud.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Madhavan Srinivasan <maddy@linux.ibm.com>,
Michael Ellerman <mpe@ellerman.id.au>,
Nicholas Piggin <npiggin@gmail.com>,
"Christophe Leroy (CS GROUP)" <chleroy@kernel.org>,
Vasily Gorbik <gor@linux.ibm.com>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Christian Borntraeger <borntraeger@linux.ibm.com>,
Sven Schnelle <svens@linux.ibm.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
"maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)"
<x86@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>,
Roberto Sassu <roberto.sassu@huawei.com>,
Dmitry Kasatkin <dmitry.kasatkin@gmail.com>,
Eric Snowberg <eric.snowberg@oracle.com>,
Paul Moore <paul@paul-moore.com>,
James Morris <jmorris@namei.org>,
"Serge E. Hallyn" <serge@hallyn.com>,
Jarkko Sakkinen <jarkko@kernel.org>,
"moderated list:ARM64 PORT (AARCH64 ARCHITECTURE)"
<linux-arm-kernel@lists.infradead.org>,
open list <linux-kernel@vger.kernel.org>,
"open list:LINUX FOR POWERPC (32-BIT AND 64-BIT)"
<linuxppc-dev@lists.ozlabs.org>,
"open list:S390 ARCHITECTURE" <linux-s390@vger.kernel.org>,
"open list:EXTENSIBLE FIRMWARE INTERFACE (EFI)"
<linux-efi@vger.kernel.org>,
"open list:SECURITY SUBSYSTEM"
<linux-security-module@vger.kernel.org>,
"open list:KEYS/KEYRINGS_INTEGRITY" <keyrings@vger.kernel.org>
Subject: Re: [PATCH 1/3] integrity: Make arch_ima_get_secureboot integrity-wide
Date: Sat, 24 Jan 2026 08:18:46 +0800 [thread overview]
Message-ID: <aXQN-ZNhT5olbf6X@Rk> (raw)
In-Reply-To: <CAMj1kXFBMSEdRL8FotASbQO3dcfNG0bpp9Vnm5JPn-yjyDr=GA@mail.gmail.com>
On Wed, Jan 21, 2026 at 05:25:39PM +0100, Ard Biesheuvel wrote:
>On Wed, 21 Jan 2026 at 16:41, Mimi Zohar <zohar@linux.ibm.com> wrote:
>>
>> On Mon, 2026-01-19 at 12:04 +0800, Coiby Xu wrote:
>>
>> > diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig
>> > index 976e75f9b9ba..5dce572192d6 100644
>> > --- a/security/integrity/ima/Kconfig
>> > +++ b/security/integrity/ima/Kconfig
>> > @@ -311,6 +311,7 @@ config IMA_QUEUE_EARLY_BOOT_KEYS
>> > config IMA_SECURE_AND_OR_TRUSTED_BOOT
>> > bool
>> > depends on IMA_ARCH_POLICY
>> > + depends on INTEGRITY_SECURE_BOOT
>> >
>> >
>> > Another idea is make a tree-wide arch_get_secureboot i.e. to move
>> > current arch_ima_get_secureboot code to arch-specific secure boot
>> > implementation. By this way, there will no need for a new Kconfig option
>> > INTEGRITY_SECURE_BOOT. But I'm not sure if there is any unforeseen
>> > concern.
>>
>> Originally basing IMA policy on the secure boot mode was an exception. As long
>> as making it public isn't an issue any longer, this sounds to me. Ard, Dave, do
>> you have any issues with replacing arch_ima_get_secureboot() with
>> arch_get_secureboot()?
>
>I don't see an issue with that. If there is a legitimate need to
>determine this even if IMA is not enabled, then this makes sense.
Thanks for the confirmation! Here's the updated patch
https://github.com/coiby/linux/commit/c222c1d08d90ef1ec85ef81ece90afc9efde7937.patch
If there is no objection, I'll send v2.
--
Best regards,
Coiby
next prev parent reply other threads:[~2026-01-24 0:20 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20260115004328.194142-1-coxu@redhat.com>
2026-01-15 0:43 ` [PATCH 1/3] integrity: Make arch_ima_get_secureboot integrity-wide Coiby Xu
2026-01-15 18:14 ` Mimi Zohar
2026-01-16 9:41 ` Ard Biesheuvel
2026-01-16 13:11 ` Mimi Zohar
2026-01-16 13:18 ` Ard Biesheuvel
2026-01-16 16:38 ` Mimi Zohar
2026-01-16 17:27 ` Ard Biesheuvel
2026-01-18 18:25 ` Mimi Zohar
2026-01-19 4:04 ` Coiby Xu
2026-01-21 15:40 ` Mimi Zohar
2026-01-21 16:25 ` Ard Biesheuvel
2026-01-24 0:18 ` Coiby Xu [this message]
2026-02-25 0:03 ` Mimi Zohar
2026-02-26 10:23 ` Ard Biesheuvel
2026-01-19 18:44 ` Dave Hansen
2026-01-21 15:29 ` Mimi Zohar
2026-01-15 0:43 ` [PATCH 2/3] evm: Don't enable fix mode when secure boot is enabled Coiby Xu
2026-01-15 18:15 ` Mimi Zohar
2026-01-16 12:06 ` Roberto Sassu
2026-01-19 4:10 ` Coiby Xu
2026-01-15 0:43 ` [PATCH 3/3] s390: Drop unnecessary CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT Coiby Xu
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