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[195.23.151.163]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499d6335051sm1342115e9.1.2026.08.24.09.22.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Aug 2026 09:22:22 -0700 (PDT) Sender: Julian Braha From: Julian Braha To: zohar@linux.ibm.com, roberto.sassu@huawei.com, dmitry.kasatkin@gmail.com, paul@paul-moore.com, jmorris@namei.org, serge@hallyn.com Cc: eric.snowberg@oracle.com, linux-integrity@vger.kernel.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, Julian Braha Subject: [PATCH] ima: allow users to specify the pcr index with IMA_MEASURE_PCR_IDX Date: Mon, 24 Aug 2026 17:22:15 +0100 Message-ID: <20260824162215.1572367-1-julianbraha@gmail.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The IMA_MEASURE_PCR_IDX option is currently not visible in the kconfig frontend, so it always uses its default, 10. This means that the 'range 8 14' is dead code, and users are unable to specify the pcr index value. In a previous discussion, Mimi explained that users should be able to use this config option to specify the pcr index. [1] Let's add a prompt for users to specify the pcr index, when EXPERT is enabled. This dead range was found by kconfirm, a static analysis tool for Kconfig. Signed-off-by: Julian Braha --- Link: https://lore.kernel.org/all/1feff118-4afa-4b9c-86f1-271a7a88208f@gmail.com/T/#mc4efa2491b4937eb7c9e532c29ffba516a70e662 [1] --- security/integrity/ima/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig index b3a9f86809b0..2d5bb19ea6ac 100644 --- a/security/integrity/ima/Kconfig +++ b/security/integrity/ima/Kconfig @@ -46,6 +46,7 @@ config IMA_KEXEC config IMA_MEASURE_PCR_IDX int + prompt "PCR Index for Aggregate" if EXPERT range 8 14 default 10 help -- 2.55.0