[PATCH v15 3/3] binder: generic netlink binder_features flag
From: Li Li <hidden>
Date: 2025-02-26 19:21:04
Also in:
linux-doc, lkml, selinux
Subsystem:
android drivers, kernel selftest framework, the rest · Maintainers:
Greg Kroah-Hartman, Arve Hjønnevåg, Todd Kjos, Christian Brauner, Carlos Llamas, Alice Ryhl, Shuah Khan, Linus Torvalds
From: Li Li <redacted> Add a flag to binder_features to indicate that the generic netlink feature is available. Signed-off-by: Li Li <redacted> --- drivers/android/binderfs.c | 8 ++++++++ .../selftests/filesystems/binderfs/binderfs_test.c | 1 + 2 files changed, 9 insertions(+)
diff --git a/drivers/android/binderfs.c b/drivers/android/binderfs.c
index 94c6446604fc..b3d21ccd81f2 100644
--- a/drivers/android/binderfs.c
+++ b/drivers/android/binderfs.c@@ -59,6 +59,7 @@ struct binder_features { bool oneway_spam_detection; bool extended_error; bool freeze_notification; + bool generic_netlink; }; static const struct constant_table binderfs_param_stats[] = {
@@ -76,6 +77,7 @@ static struct binder_features binder_features = { .oneway_spam_detection = true, .extended_error = true, .freeze_notification = true, + .generic_netlink = true, }; static inline struct binderfs_info *BINDERFS_SB(const struct super_block *sb)
@@ -619,6 +621,12 @@ static int init_binder_features(struct super_block *sb) if (IS_ERR(dentry)) return PTR_ERR(dentry); + dentry = binderfs_create_file(dir, "generic_netlink", + &binder_features_fops, + &binder_features.generic_netlink); + if (IS_ERR(dentry)) + return PTR_ERR(dentry); + return 0; }
diff --git a/tools/testing/selftests/filesystems/binderfs/binderfs_test.c b/tools/testing/selftests/filesystems/binderfs/binderfs_test.c
index 81db85a5cc16..96e64ebf910f 100644
--- a/tools/testing/selftests/filesystems/binderfs/binderfs_test.c
+++ b/tools/testing/selftests/filesystems/binderfs/binderfs_test.c@@ -65,6 +65,7 @@ static int __do_binderfs_test(struct __test_metadata *_metadata) "oneway_spam_detection", "extended_error", "freeze_notification", + "generic_netlink", }; change_mountns(_metadata);
--
2.48.1.658.g4767266eb4-goog