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[34.125.198.4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-22341c04d16sm8473865ad.190.2025.02.26.11.21.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Feb 2025 11:21:03 -0800 (PST) From: Li Li To: dualli@google.com, corbet@lwn.net, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, donald.hunter@gmail.com, gregkh@linuxfoundation.org, arve@android.com, tkjos@android.com, maco@android.com, joel@joelfernandes.org, brauner@kernel.org, cmllamas@google.com, surenb@google.com, omosnace@redhat.com, shuah@kernel.org, arnd@arndb.de, masahiroy@kernel.org, bagasdotme@gmail.com, horms@kernel.org, tweek@google.com, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, netdev@vger.kernel.org, selinux@vger.kernel.org, hridya@google.com Cc: smoreland@google.com, ynaffit@google.com, kernel-team@android.com Subject: [PATCH v15 3/3] binder: generic netlink binder_features flag Date: Wed, 26 Feb 2025 11:20:47 -0800 Message-ID: <20250226192047.734627-4-dualli@chromium.org> X-Mailer: git-send-email 2.48.1.658.g4767266eb4-goog In-Reply-To: <20250226192047.734627-1-dualli@chromium.org> References: <20250226192047.734627-1-dualli@chromium.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Li Li Add a flag to binder_features to indicate that the generic netlink feature is available. Signed-off-by: Li Li --- 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