linux-kernel - [PATCH v4 4/8] tpm: Update &tpm

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Message-ID: <20231121211717.31681-5-jarkko@kernel.org>
Date:   Tue, 21 Nov 2023 23:17:13 +0200
From:   Jarkko Sakkinen <jarkko@...nel.org>
To:     linux-integrity@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Jarkko Sakkinen <jarkko@...nel.org>,
        James Bottomley <James.Bottomley@...senPartnership.com>,
        William Roberts <bill.c.roberts@...il.com>,
        Stefan Berger <stefanb@...ux.ibm.com>,
        David Howells <dhowells@...hat.com>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Mimi Zohar <zohar@...ux.ibm.com>,
        Mario Limonciello <mario.limonciello@....com>,
        Jerry Snitselaar <jsnitsel@...hat.com>,
        Peter Huewe <peterhuewe@....de>,
        James Bottomley <jejb@...ux.ibm.com>,
        Paul Moore <paul@...l-moore.com>,
        James Morris <jmorris@...ei.org>,
        "Serge E. Hallyn" <serge@...lyn.com>,
        Julien Gomes <julien@...sta.com>
Subject: [PATCH v4 4/8] tpm: Update &tpm_buf documentation

Remove deprecated portions and document the enum value.

Signed-off-by: Jarkko Sakkinen <jarkko@...nel.org>
---
v1 [2023-11-21]: A new patch.
---
 include/linux/tpm.h | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/include/linux/tpm.h b/include/linux/tpm.h
index bb0e8718a432..0a8c1351adc2 100644
--- a/include/linux/tpm.h
+++ b/include/linux/tpm.h
@@ -297,15 +297,14 @@ struct tpm_header {
 	};
 } __packed;
 
-/* A string buffer type for constructing TPM commands. This is based on the
- * ideas of string buffer code in security/keys/trusted.h but is heap based
- * in order to keep the stack usage minimal.
- */
-
 enum tpm_buf_flags {
+	/* the capacity exceeded: */
 	TPM_BUF_OVERFLOW	= BIT(0),
 };
 
+/*
+ * A string buffer type for constructing TPM commands.
+ */
 struct tpm_buf {
 	unsigned int flags;
 	u8 *data;
-- 
2.42.1