[PATCH 3/6] landlock: Bump ABI for LANDLOCK_SCOPE_POSIX_MSG_QUEUE

From: Oxana Kharitonova

Date: Wed Jul 22 2026 - 08:31:16 EST


Increase the landlock ABI version so userspace can detect support for
LANDLOCK_SCOPE_POSIX_MSG_QUEUE.

Signed-off-by: Oxana Kharitonova <oxana@xxxxxxxxxxxxxx>
---
security/landlock/syscalls.c | 2 +-
tools/testing/selftests/landlock/base_test.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/security/landlock/syscalls.c b/security/landlock/syscalls.c
index 36b02892c62f..84521a31bf75 100644
--- a/security/landlock/syscalls.c
+++ b/security/landlock/syscalls.c
@@ -169,7 +169,7 @@ static const struct file_operations ruleset_fops = {
* If the change involves a fix that requires userspace awareness, also update
* the errata documentation in Documentation/userspace-api/landlock.rst .
*/
-const int landlock_abi_version = 10;
+const int landlock_abi_version = 11;

/**
* sys_landlock_create_ruleset - Create a new ruleset
diff --git a/tools/testing/selftests/landlock/base_test.c b/tools/testing/selftests/landlock/base_test.c
index cbd3c1669951..b8b5fa1042ba 100644
--- a/tools/testing/selftests/landlock/base_test.c
+++ b/tools/testing/selftests/landlock/base_test.c
@@ -76,7 +76,7 @@ TEST(abi_version)
const struct landlock_ruleset_attr ruleset_attr = {
.handled_access_fs = LANDLOCK_ACCESS_FS_READ_FILE,
};
- ASSERT_EQ(10, landlock_create_ruleset(NULL, 0,
+ ASSERT_EQ(11, landlock_create_ruleset(NULL, 0,
LANDLOCK_CREATE_RULESET_VERSION));

ASSERT_EQ(-1, landlock_create_ruleset(&ruleset_attr, 0,
--
2.50.1 (Apple Git-155)