linux-kernel - [PATCH] rust_binder: remove warning about orphan mappings

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Message-ID: <20251002-binder-orphan-v1-1-cdc4cffff992@google.com>
Date: Thu, 02 Oct 2025 09:25:29 +0000
From: Alice Ryhl <aliceryhl@...gle.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: "Arve Hjønnevåg" <arve@...roid.com>, Todd Kjos <tkjos@...roid.com>, 
	Martijn Coenen <maco@...roid.com>, Joel Fernandes <joelagnelf@...dia.com>, 
	Christian Brauner <brauner@...nel.org>, Carlos Llamas <cmllamas@...gle.com>, 
	Suren Baghdasaryan <surenb@...gle.com>, linux-kernel@...r.kernel.org, 
	rust-for-linux@...r.kernel.org, Alice Ryhl <aliceryhl@...gle.com>
Subject: [PATCH] rust_binder: remove warning about orphan mappings

This condition occurs if a thread dies while processing a transaction.
We should not print anything in this scenario.

Signed-off-by: Alice Ryhl <aliceryhl@...gle.com>
---
 drivers/android/binder/process.rs | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/android/binder/process.rs b/drivers/android/binder/process.rs
index f13a747e784c84a0fb09cbf47442712106eba07c..d8c3c1ae740e0eb3bcc8aa5e7faf4291f1cb69c9 100644
--- a/drivers/android/binder/process.rs
+++ b/drivers/android/binder/process.rs
@@ -1346,10 +1346,6 @@ fn deferred_release(self: Arc<Self>) {
                 .alloc
                 .take_for_each(|offset, size, debug_id, odata| {
                     let ptr = offset + address;
-                    pr_warn!(
-                        "{}: removing orphan mapping {offset}:{size}\n",
-                        self.pid_in_current_ns()
-                    );
                     let mut alloc =
                         Allocation::new(self.clone(), debug_id, offset, size, ptr, false);
                     if let Some(data) = odata {

---
base-commit: eafedbc7c050c44744fbdf80bdf3315e860b7513
change-id: 20251002-binder-orphan-d1bc4bcd9777

Best regards,
-- 
Alice Ryhl <aliceryhl@...gle.com>