From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793632082; b=BtLYRKk3P6IqGOzzPwTXQmxJfJS/OQO3ekiaBVMfaRQoXovfrOqT2MH3oCw6fpEkAtM9 3EuzrbprSoW63a7m6PYJJHwZA2qgbcc3zIFMM1cfhjjXt4aMsEsW+O5hOFJQ5TpbZy8rR wj0XpX9R0jyH3iHrdkXqd3e8LgbbZUK4mfjZMIAZACR7KfRQHyKHRkAcoEF3xtTHsqqb5 KGqom9zsC8uPxb/xHtsCGfVT6qnWhM0NCikn/FR9X/39zs12MWjZ2IIjdK3QuMKbvyXk/ 1nMMyQtLwS4YmnDWCZ17WMhrjpLjJuq3lvfm2I2HQWp6zMH8mqT78NZQYB/wopu0z8Q== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793632082; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: MIME-Version:Content-Transfer-Encoding; bh=x9Hqqsl9MJqk2+H/AcnqKEgvlj98SIvK5idOHtd0XmU=; b=0izy+xhzzdNUZ0FPljh1NF5cwbXdjylEb4j/yMqGQxnycUqCLWfDTa3RUvxs7oTvvYg0 2KmU/N+ReqJ5/Fi/XJNEns0z0CX8B5i6RApWLdY+jF77Xdzp77irbuStlCFZfsLkOTVxS X5yGO5AoZJWoQcg3AGUgi8rYveuln+dp0lbQQ1HFj3/hvru4Zdu1UBgEryEbu0RFH85sc yI4eopsobSpxZS5es+dHhiCoaDfcu5CVK4cU8k6CFZDiW1JY9sX9jWLl+PEHBCxly21y8 Ohoae9OBTSDMqVZBmG7F1SPQC7GJz320sHuoRMo1qYj31H0Nm/B0p6t+oyEy91JoTqQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=kYEp1CcF; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C74F606B0E7; Mon, 2 Nov 2026 15:08:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=kYEp1CcF Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8636D1F00A18; Mon, 2 Nov 2026 15:07:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793632082; bh=x9Hqqsl9MJqk2+H/AcnqKEgvlj98SIvK5idOHtd0XmU=; h=From:To:Cc:Subject:Date; b=kYEp1CcFjkvMSgj09SKJcdpImoLX9XUhUobPf60D4GoJpnT98QSJjfg+vekciPWiV rgW9ws4KeSCMJkBaEZqRh2YrrawQzdGlhp1j4Y6CWP+8CmudCiCOMe/5VeVyXrcU90 aOdwd+2jH0jUO3mkuAnfPjLwQpBfukf5SzGRba0Bmb54x3SAa5WvO6tjOlNafNfyCA WfqGJrvZfQS2jQ8NWjxTMWutFVlaiDGef8rDgKJVO+02Ui1LAiJ8mjRA1fIocI0cyF CWfScizMrADBLO8piHcZsL7UY1PWx4JyB+7czTeYGh2C9GwkicYfGJNmNHX37rjVAE NLRJ/IcOLGoWA== From: Philipp Stanner To: Danilo Krummrich , Alice Ryhl , Sumit Semwal , =?UTF-8?q?Christian=20K=C3=B6nig?= , Philipp Stanner , Miguel Ojeda , Boqun Feng , Gary Guo , =?UTF-8?q?Bj=C3=B6rn=20Roy=20Baron?= , Benno Lossin , Andreas Hindborg , Trevor Gross , Daniel Almeida , Tamir Duberstein , Alexandre Courbot , =?UTF-8?q?Onur=20=C3=96zkan?= Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/2] rust: Adjust dma_buf::DriverFence::drop() Date: Mon, 2 Nov 2026 16:06:16 +0100 Message-ID: <20261102150617.527772-2-phasta@kernel.org> X-Mailer: git-send-email 2.56.0 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit While moving our collaborative drm::JobQueue draft forward, we discovered that some changes to DmaFence are necessary so that the design fits into various requirements regarding atomic context. This mini-series is a requirement for upstreaming drm::JobQueue: https://lore.kernel.org/rust-for-linux/20261016085724.1031766-2-phasta@kernel.org/ This is tested with current JobQueue and a dummy driver. Philipp Stanner (2): rust: DmaFence: Don't drop on signal rust: DmaFence: Replace call_rcu() with synchronize_rcu() rust/kernel/dma_buf/dma_fence.rs | 100 ++++++++++--------------------- 1 file changed, 32 insertions(+), 68 deletions(-) base-commit: 9fe580fd90e20c8432832c5f9a7e92b049ae9af6 -- 2.56.0