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 44462315D35; Mon, 23 Feb 2026 19:50:03 +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=1771876204; cv=none; b=MXWjLTiuaNnLEmioTuACsFXzMKcNyexJjvf/dP5o//2S1vecyULgItptnoyMyXVGZiSe+glnH2OO/WZwKS8jy6sCKbZ8dio0h33oTp1dPLQ/JmKIPJ4McBZCtRjMubMr9Aa44MnOFVLY6k3gE71mXVAcIf3SIRcjdGT4FqRkD7g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771876204; c=relaxed/simple; bh=iYFv9uffdc1353d/mu4doNKo+qfCfXL3UKlPfNTLUa4=; h=From:To:Cc:In-Reply-To:References:Subject:Message-Id:Date: MIME-Version:Content-Type; b=FEyDD2Y0jmRttUFs9vkYlhIfybmtEfdfbBbYZMb+51mkZLlfV3TOC+a6os5wTIHRDIqwDgx0GC1CVbGjzum5QRlZ5UiXxvYqtXcgSvGgDHPuPvBRisZ7A617X1KxpfyDZf7Y8hoIkacOo8eXPhQTkzxYxIfk/otUXdxfNwYebLk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ADHTVpI4; 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="ADHTVpI4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3BA00C116C6; Mon, 23 Feb 2026 19:50:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771876203; bh=iYFv9uffdc1353d/mu4doNKo+qfCfXL3UKlPfNTLUa4=; h=From:To:Cc:In-Reply-To:References:Subject:Date:From; b=ADHTVpI4GdHIGqtF8D9lfV1gCBM/Pn5qlN28ykEvwocOZIbGKQ8scfyJiD7rwnDDu NudvaeJMQv8RHuLwSsw5v9FDgRNQIwjMoRrxBtZg5LNbI3Nd3IMOe5aVVxj993QmlO 0Pl6qO3wqSCu/fD2t25R0mDuq2WaC03Ut/QOnk6KSMdXsaHh7c4Y5bHqq6zKgXxE+c k0W5wpPnx4GNYiqxfKyKV89KQGg0TLPUcVjrm7cBY5qGhHrKVPIWQGgX9SqGHHkejM /mTm+89GXSKntLJrxlPeunzxZiGVaFDvlGpwwPK0EURIDKOJk6kLJMMORZpy3UrxuD oHLHqb0O10sqA== From: Leon Romanovsky To: Jason Gunthorpe , Edward Srouji , Yishai Hadas , Arnd Bergmann Cc: Arnd Bergmann , Allen Hubbe , Dennis Dalessandro , Usman Ansari , Siva Reddy Kallam , Abhijit Gangurde , linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20260216121213.2088910-1-arnd@kernel.org> References: <20260216121213.2088910-1-arnd@kernel.org> Subject: Re: [PATCH] RDMA/uverbs: select CONFIG_DMA_SHARED_BUFFER Message-Id: <177187619948.677494.13268132845432486651.b4-ty@kernel.org> Date: Mon, 23 Feb 2026 14:49:59 -0500 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.15-dev-47773 On Mon, 16 Feb 2026 13:12:00 +0100, Arnd Bergmann wrote: > The addition of dmabuf support in uverbs means that it is no > longer possible to build infiniband support if that is disabled: > > arm-linux-gnueabi-ld: drivers/infiniband/core/ib_core_uverbs.o: in function `rdma_user_mmap_entry_remove.part.0': > ib_core_uverbs.c:(.text+0x508): undefined reference to `dma_buf_move_notify' > (dma_buf_move_notify): Unknown destination type (ARM/Thumb) in drivers/infiniband/core/ib_core_uverbs.o > ib_core_uverbs.c:(.text+0x518): undefined reference to `dma_resv_wait_timeout' > (dma_resv_wait_timeout): Unknown destination type (ARM/Thumb) in drivers/infiniband/core/ib_core_uverbs.o > > [...] Applied, thanks! [1/1] RDMA/uverbs: select CONFIG_DMA_SHARED_BUFFER https://git.kernel.org/rdma/rdma/c/16cb1a64dce567 Best regards, -- Leon Romanovsky