From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0E715326D69 for ; Mon, 18 Aug 2025 15:52:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755532351; cv=none; b=um7JSgiVmctKkKRCAdHrq4f3mDw+Vw44FswtPokb5iOIO+GGjGDEWB+RUBHG1TlB+fSK+anCgLRyUOgev/ct3MiAsRTyBnYY/R8455ahzmZdGc5fRbfXwJQx03ytfTwwRF29Iggp02cK6RXc3RZh7k4T+2LW66TIkzKEAhE+sRA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755532351; c=relaxed/simple; bh=dG+BJQGWzDVo/XKYNLITI1dyfKFEN5X6dQ/mmNXgokE=; h=Message-ID:Date:MIME-Version:To:From:Subject:Content-Type; b=hxz8Bcc9nv5M1izMZmzfRweRAESPcTm3EMmdvPtzgGmmJj3C8MFwNWT+UWRmK5nh8f7cHB7hsmL3gWX1wuVk6iKq81lUIkCti6I66/n91kVNwBq8MioeFUERKDZ3B9yDjjxHAbBTRSOOS+ngD8BVqoCYTCTQsjxQ3zvLmpYxuf8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tcwzBIKY; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="tcwzBIKY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7BD72C4CEEB for ; Mon, 18 Aug 2025 15:52:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755532350; bh=dG+BJQGWzDVo/XKYNLITI1dyfKFEN5X6dQ/mmNXgokE=; h=Date:To:From:Subject:From; b=tcwzBIKYE1plWBW92eFevUKuzlADYHxhkud8pUh5ffLZDjNyMzFtDq1yV5DTZMUH/ a0oeIj6JtWrVe26YMwg6jAMyOxRbdiMkKe641rP+JfwnwskzBe3jauE1hYjwvXSpDb yPyi80P1vxBhOAZquEsCDRi/BGvbJ5WQnSsTj9bElEsmmU8DZmsOxKc0ZaJFdP0Zni m7wjVAXDe3Va/qs5s9uqneVrFGRDzMcZjX7u/+6a2AAAz6UW9A/aLds1aQinQdsrS+ db2b3ESUCytA9T6nIAXAJdcRf7YR7d1y3wHmFmnPJq6vhOAHb9qX4HnnYFo3rbfPcj Hts65P1V2c6UQ== Message-ID: <96f62b2d-4d26-42ed-8528-e48b2d385341@kernel.org> Date: Mon, 18 Aug 2025 10:52:29 -0500 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: "stable@vger.kernel.org" From: Mario Limonciello Subject: PPC GPU hangs patch Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi, Some GPU hangs are reported on PowerPC with some dGPUs. This patch is reported [1] to improve them: commit 0ef2803173f1 ("drm/amdgpu/vcn1: read back register after written") The other VCN versions are already in 6.15.9, this one didn't come back though AFAICT. Can you take it back to remaining stable trees? [1] https://gitlab.freedesktop.org/drm/amd/-/issues/3787 Thanks,