linux-kernel - Re: [PATCH] ima: Kdump kernel doesn't need IMA to do integrity measurement

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Message-ID: <71973027bb0fbc436a95e8bb7fbd2b7d2eab95b4.camel@linux.ibm.com>
Date: Tue, 13 May 2025 07:41:27 -0400
From: Mimi Zohar <zohar@...ux.ibm.com>
To: steven chen <chenste@...ux.microsoft.com>, stefanb@...ux.ibm.com,
        roberto.sassu@...weicloud.com, roberto.sassu@...wei.com,
        eric.snowberg@...cle.com, ebiederm@...ssion.com, paul@...l-moore.com,
        code@...icks.com, bauermann@...abnow.com,
        linux-integrity@...r.kernel.org, kexec@...ts.infradead.org,
        linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: madvenka@...ux.microsoft.com, nramas@...ux.microsoft.com,
        James.Bottomley@...senPartnership.com, bhe@...hat.com
Subject: Re: [PATCH] ima: Kdump kernel doesn't need IMA to do integrity
 measurement

Hi Steven,

On Fri, 2025-05-02 at 13:03 -0700, steven chen wrote:
> From: Steven Chen <chenste@...ux.microsoft.com>
> 
> Kdump kernel doesn't need IMA to do integrity measurement.
> Hence the measurement list in 1st kernel doesn't need to be copied to
> kdump kenrel.

^kernel

Please use "scripts/checkpatch.pl --codespell" to check for typos.

Mimi

> 
> Here skip allocating buffer for measurement list copying if loading
> kdump kernel. Then there won't be the later handling related to
> ima_kexec_buffer.
> 
> Signed-off-by: Steven Chen <chenste@...ux.microsoft.com>