From: "Günther Noack" <gnoack3000@gmail.com>
To: "Alejandro Colomar" <alx@kernel.org>, "Mickaël Salaün" <mic@digikod.net>
Cc: linux-man@vger.kernel.org, "Günther Noack" <gnoack3000@gmail.com>
Subject: [PATCH 1/2] man/man7/landlock.7: Adapt compatibility in code example to ABI v8
Date: Thu, 14 May 2026 09:04:16 +0200 [thread overview]
Message-ID: <20260514070417.7923-2-gnoack3000@gmail.com> (raw)
In-Reply-To: <20260514070417.7923-1-gnoack3000@gmail.com>
* Bring the code example up to speed with Landlock ABI v8
* Use the correct ABI level in the MIN() macro
Signed-off-by: Günther Noack <gnoack3000@gmail.com>
---
man/man7/landlock.7 | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/man/man7/landlock.7 b/man/man7/landlock.7
index 06910ccab5b1..0e3a11489af2 100644
--- a/man/man7/landlock.7
+++ b/man/man7/landlock.7
@@ -583,6 +583,9 @@ __u64 landlock_fs_access_rights[] = {
(LANDLOCK_ACCESS_FS_TRUNCATE << 1) \- 1, /* v3: add "truncate" */
(LANDLOCK_ACCESS_FS_TRUNCATE << 1) \- 1, /* v4: TCP support */
(LANDLOCK_ACCESS_FS_IOCTL_DEV << 1) \- 1, /* v5: add "ioctl_dev" */
+ (LANDLOCK_ACCESS_FS_IOCTL_DEV << 1) \- 1, /* v6: same */
+ (LANDLOCK_ACCESS_FS_IOCTL_DEV << 1) \- 1, /* v7: same */
+ (LANDLOCK_ACCESS_FS_IOCTL_DEV << 1) \- 1, /* v8: same */
};
\&
int abi = landlock_create_ruleset(NULL, 0,
@@ -595,7 +598,7 @@ if (abi == \-1) {
perror("Unable to use Landlock");
return; /* Graceful fallback: Do nothing. */
}
-abi = MIN(abi, 3);
+abi = MIN(abi, 8);
\&
/* Only use the available rights in the ruleset. */
attr.handled_access_fs &= landlock_fs_access_rights[abi \- 1];
--
2.54.0
next prev parent reply other threads:[~2026-05-14 7:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-14 7:04 [PATCH 0/2] Document LANDLOCK_ACCESS_FS_RESOLVE_UNIX Günther Noack
2026-05-14 7:04 ` Günther Noack [this message]
2026-05-14 11:51 ` [PATCH 1/2] man/man7/landlock.7: Adapt compatibility in code example to ABI v8 Alejandro Colomar
2026-05-14 7:04 ` [PATCH 2/2] man/man7/landlock.7: Document LANDLOCK_ACCESS_FS_RESOLVE_UNIX (ABI v9) Günther Noack
2026-05-14 12:21 ` Alejandro Colomar
2026-05-15 17:47 ` Günther Noack
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