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[87.106.108.193]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-483a31b3d88sm81984575e9.3.2026.02.20.08.06.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Feb 2026 08:06:45 -0800 (PST) From: =?UTF-8?q?G=C3=BCnther=20Noack?= To: =?UTF-8?q?Micka=C3=ABl=20Sala=C3=BCn?= Cc: linux-security-module@vger.kernel.org, =?UTF-8?q?G=C3=BCnther=20Noack?= Subject: [PATCH] samples/landlock: Bump ABI version to 8 Date: Fri, 20 Feb 2026 17:06:27 +0100 Message-ID: <20260220160627.53913-1-gnoack3000@gmail.com> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The sample tool should print a warning if it is not running on a kernel that provides the newest Landlock ABI version. Link: https://lore.kernel.org/all/20260218.ufao5Vaefa2u@digikod.net/ Suggested-by: Mickaël Salaün Signed-off-by: Günther Noack --- samples/landlock/sandboxer.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/samples/landlock/sandboxer.c b/samples/landlock/sandboxer.c index e7af02f98208..9f21088c0855 100644 --- a/samples/landlock/sandboxer.c +++ b/samples/landlock/sandboxer.c @@ -299,7 +299,7 @@ static bool check_ruleset_scope(const char *const env_var, /* clang-format on */ -#define LANDLOCK_ABI_LAST 7 +#define LANDLOCK_ABI_LAST 8 #define XSTR(s) #s #define STR(s) XSTR(s) @@ -436,7 +436,8 @@ int main(const int argc, char *const argv[], char *const *const envp) /* Removes LANDLOCK_RESTRICT_SELF_LOG_NEW_EXEC_ON for ABI < 7 */ supported_restrict_flags &= ~LANDLOCK_RESTRICT_SELF_LOG_NEW_EXEC_ON; - + __attribute__((fallthrough)); + case 7: /* Must be printed for any ABI < LANDLOCK_ABI_LAST. */ fprintf(stderr, "Hint: You should update the running kernel " -- 2.52.0