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From: Yeoreum Yun <yeoreum.yun@arm.com>
To: Paul Moore <paul@paul-moore.com>
Cc: Mimi Zohar <zohar@linux.ibm.com>,
	roberto.sassu@huawei.com, Jonathan McDowell <noodles@earth.li>,
	linux-security-module@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-integrity@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
	jmorris@namei.org, serge@hallyn.com, dmitry.kasatkin@gmail.com,
	eric.snowberg@oracle.com, jarkko@kernel.org, jgg@ziepe.ca,
	sudeep.holla@kernel.org, maz@kernel.org, oupton@kernel.org,
	joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com,
	catalin.marinas@arm.com, will@kernel.org, noodles@meta.com,
	sebastianene@google.com
Subject: Re: [RFC PATCH v2 1/4] security: ima: call ima_init() again at late_initcall_sync for defered TPM
Date: Fri, 24 Apr 2026 06:57:39 +0100	[thread overview]
Message-ID: <aesGU8a3mbVzvteH@e129823.arm.com> (raw)
In-Reply-To: <CAHC9VhRQWHEWQ5NzOPiu8jtYv6UsRm8WVS4fd74AbkOcAd4y_g@mail.gmail.com>

Hi Paul,

> On Thu, Apr 23, 2026 at 2:13 PM Yeoreum Yun <yeoreum.yun@arm.com> wrote:
> >
> > Sounds good. Once the patch is posted, I’ll review it as well.
> > Sorry again for the noise, and thanks for your patience ;)
>
> My apologies for not getting a chance to look at this patchset sooner.
>
> This seems like an obvious, perhaps even stupid, question, but I have
> to ask: if IMA can be properly initialized via late_initcall_sync(),
> why not simply do the initialization in late_initcall_sync() and drop
> the late_initcall() initialization?
>
> Does any IMA functionality suffer if initialization waits until
> late_initcall_sync()?  If so, it seems non-critical if waiting until
> _sync() is acceptable, as it appears in these patches/comments.

This is the way first patch did, and here is some discussion for this
(Might you have seen, but in case of you missed):
  - https://lore.kernel.org/all/a6a0e15286c983d720de227c6827adbe976c5b9b.camel@linux.ibm.com/

Thanks.

--
Sincerely,
Yeoreum Yun

  reply	other threads:[~2026-04-24  5:57 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-22 16:24 [RFC PATCH v2 0/4] fix FF-A call failed with pKVM when ff-a driver is built-in Yeoreum Yun
2026-04-22 16:24 ` [RFC PATCH v2 1/4] security: ima: call ima_init() again at late_initcall_sync for defered TPM Yeoreum Yun
2026-04-22 17:20   ` Mimi Zohar
2026-04-22 18:46     ` Yeoreum Yun
2026-04-22 19:41       ` Yeoreum Yun
2026-04-22 21:20         ` Mimi Zohar
2026-04-23  5:55           ` Yeoreum Yun
2026-04-23 11:01             ` Mimi Zohar
2026-04-23 11:20               ` Yeoreum Yun
2026-04-23 12:34                 ` Yeoreum Yun
2026-04-23 12:53                   ` Jonathan McDowell
2026-04-23 13:07                     ` Yeoreum Yun
2026-04-23 13:43                     ` Mimi Zohar
2026-04-23 13:55                       ` Yeoreum Yun
2026-04-23 14:03                         ` Jonathan McDowell
2026-04-23 14:33                           ` Yeoreum Yun
2026-04-23 18:01                             ` Mimi Zohar
2026-04-23 18:13                               ` Yeoreum Yun
2026-04-24  1:27                                 ` Paul Moore
2026-04-24  5:57                                   ` Yeoreum Yun [this message]
2026-04-24 20:15                                     ` Paul Moore
2026-04-24 20:57                                       ` Mimi Zohar
2026-04-24 21:08                                         ` Paul Moore
2026-04-24 22:00                                           ` Mimi Zohar
2026-04-24 22:10                                             ` Paul Moore
2026-04-24 22:49                                               ` Mimi Zohar
2026-04-25  4:53                                         ` Yeoreum Yun
2026-04-23 14:48                           ` Mimi Zohar
2026-04-23 17:02                             ` Jonathan McDowell
2026-04-23 17:13                               ` Mimi Zohar
2026-04-22 16:24 ` [RFC PATCH v2 2/4] tpm: tpm_crb_ffa: revert defered_probed when tpm_crb_ffa is built-in Yeoreum Yun
2026-04-23 10:17   ` Jarkko Sakkinen
2026-04-22 16:24 ` [RFC PATCH v2 3/4] firmware: arm_ffa: revert ffa_init() initcall level to device_initcall Yeoreum Yun
2026-04-23  9:13   ` Sudeep Holla
2026-04-22 16:24 ` [RFC PATCH v2 4/4] firmware: arm_ffa: check pkvm initailised when initailise ffa driver Yeoreum Yun
2026-04-23  8:34   ` Marc Zyngier
2026-04-23 10:29     ` Yeoreum Yun

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